eco.chessx.json

{"n": "King's Indian: S\u00e4misch, Orthodox, 7.Nge2 c6", "f": "rnbq1rk1/pp3pbp/2pp1np1/4p3/2PPP3/2N1BP2/PP2N1PP/R2QKB1R w KQ", "c": "E86a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 g1e2 c7c6"}
{"n": "Sicilian: Najdorf, Polugaevsky, 10.Qe2 Nfd7 11.O-O-O Bb7", "f": "rn2kb1r/1bqn1ppp/p3p3/1p2P1B1/3N4/2N5/PPP1Q1PP/2KR1B1R w kq", "c": "B96v", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 b7b5 e4e5 d6e5 f4e5 d8c7 d1e2 f6d7 e1c1 c8b7"}
{"n": "Queen's Indian: Pomar, Polugaevsky Variation", "f": "rn1q1rk1/pbppbppp/1p3n2/3p4/2P4N/6P1/PP2PPBP/RNBQ1RK1 b -", "c": "E17w", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 d4d5 e6d5 f3h4"}
{"n": "Sicilian: Taimanov, Szen, Hedgehog Variation", "f": "r1bq1rk1/4bppp/ppnppn2/8/2P1P3/N1N5/PP2BPPP/R1BQ1RK1 w -", "c": "B44w", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 d4b5 d7d6 c2c4 g8f6 b1c3 a7a6 b5a3 f8e7 f1e2 e8g8 e1g1 b7b6"}
{"n": "QGD: Semi-Tarrasch, 7.Bd3 Main Line, 10.Re1 Bf6 11.Be4 Nce7", "f": "r1bq1rk1/pp2nppp/4pb2/3n4/3PB3/2N2N2/PP3PPP/R1BQR1K1 w -", "c": "D42q", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 c4d5 f6d5 e2e3 b8c6 f1d3 c5d4 e3d4 f8e7 e1g1 e8g8 f1e1 e7f6 d3e4 c6e7"}
{"n": "Torre Attack: 3...g6 4.e3 Bg7 5.Nbd2 O-O 6.Bd3", "f": "rnbq1rk1/ppp1ppbp/5np1/3p2B1/3P4/3BPN2/PPPN1PPP/R2QK2R b KQ", "c": "D03s", "m": "d2d4 d7d5 g1f3 g8f6 c1g5 g7g6 e2e3 f8g7 b1d2 e8g8 f1d3"}
{"n": "Sicilian: Maroczy Bind, 7.Nc3 O-O 8.Be2 d6 9.O-O Bd7 10.Qd2 Nxd4", "f": "r2q1rk1/pp1bppbp/3p1np1/8/2PnP3/2N1B3/PP1QBPPP/R4RK1 w -", "c": "B38w", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 c1e3 g8f6 b1c3 e8g8 f1e2 d7d6 e1g1 c8d7 d1d2 c6d4"}
{"n": "King's Indian: 5.Nf3 O-O 6.h3 e5 Queenswap", "f": "rnbQ1rk1/ppp2pbp/5np1/4p3/2P1P3/2N2N1P/PP3PP1/R1B1KB1R b KQ", "c": "E90o", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 h2h3 e7e5 d4e5 d6e5 d1d8"}
{"n": "Italian: Hungarian Defence, 4.d4 d6", "f": "r1bqk1nr/ppp1bppp/2np4/4p3/2BPP3/5N2/PPP2PPP/RNBQK2R w KQkq", "c": "C50g", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 f8e7 d2d4 d7d6"}
{"n": "Spanish: Closed, Chigorin, 12...Bd7 13.Nf1", "f": "r4rk1/2qbbppp/p2p1n2/npp1p3/3PP3/2P2N1P/PPB2PP1/R1BQRNK1 b -", "c": "C97i", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 d8c7 b1d2 c8d7 d2f1"}
{"n": "King's Indian: Petrosian, Stein, Main Line, 10...Qe8 11.O-O", "f": "r1b1qrk1/1pp2pb1/n2p1npp/p2Pp3/2P1P2B/2N5/PP1NBPPP/R2Q1RK1 b -", "c": "E92w", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 d4d5 a7a5 c1g5 h7h6 g5h4 b8a6 f3d2 d8e8 e1g1"}
{"n": "Catalan: Open, 5.Nf3 c5 6.O-O Nc6 7.Qa4 Bd7", "f": "r2qkb1r/pp1b1ppp/2n1pn2/2p5/Q1pP4/5NP1/PP2PPBP/RNB2RK1 w kq", "c": "E04p", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 c7c5 e1g1 b8c6 d1a4 c8d7"}
{"n": "QGA: Alekhine, Borisenko-Furman Variation", "f": "rnbqkbnr/1pp1pppp/p7/8/2pPP3/5N2/PP3PPP/RNBQKB1R b KQkq", "c": "D21u", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 a7a6 e2e4"}
{"n": "Nimzo-Indian: Main Line, 9.bxc3 dxc4", "f": "r1bq1rk1/pp3ppp/2n1pn2/2p5/2pP4/P1PBPN2/5PPP/R1BQ1RK1 w -", "c": "E59", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 e2e3 e8g8 g1f3 d7d5 f1d3 c7c5 e1g1 b8c6 a2a3 b4c3 b2c3 d5c4"}
{"n": "Caro-Kann: Classical, Spassky, 10.Qxd3 Qc7", "f": "r3kbnr/ppqnppp1/2p4p/7P/3P4/3Q1NN1/PPP2PP1/R1B1K2R w KQkq", "c": "B19m", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 c8f5 e4g3 f5g6 h2h4 h7h6 g1f3 b8d7 h4h5 g6h7 f1d3 h7d3 d1d3 d8c7"}
{"n": "QGD Tarrasch: 9.Bg5 cxd4 10.Nxd4 h6 11.Be3 Re8 12.Rc1 Bf8", "f": "r1bqrbk1/pp3pp1/2n2n1p/3p4/3N4/2N1B1P1/PP2PPBP/2RQ1RK1 w -", "c": "D34x", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 g8f6 f1g2 f8e7 e1g1 e8g8 c1g5 c5d4 f3d4 h7h6 g5e3 f8e8 a1c1 e7f8"}
{"n": "Sicilian: Open, 2...d6, 5.Nc3 Bd7 6.Bg5", "f": "rn1qkb1r/pp1bpppp/3p1n2/6B1/3NP3/2N5/PPP2PPP/R2QKB1R b KQkq", "c": "B56g", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 c8d7 c1g5"}
{"n": "Indian: 2.Nf3 d6", "f": "rnbqkb1r/ppp1pppp/3p1n2/8/3P4/5N2/PPP1PPPP/RNBQKB1R w KQkq", "c": "A46g", "m": "d2d4 g8f6 g1f3 d7d6"}
{"n": "QGD: Classical, 5...O-O 6.e3 c5", "f": "rnbq1rk1/pp2bppp/4pn2/2pp4/2PP1B2/2N1PN2/PP3PPP/R2QKB1R w KQ", "c": "D37m", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8e7 c1f4 e8g8 e2e3 c7c5"}
{"n": "Benoni: Four Pawns, Taimanov, 9.a4 Qh4+", "f": "rnb1k2r/pp1n1pbp/3p2p1/1BpP4/P3PP1q/2N5/1P4PP/R1BQK1NR w KQkq", "c": "A67l", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 f1b5 f6d7 a2a4 d8h4"}
{"n": "Sicilian: Alapin, 2...Nf6 3.e5 Nd5 4.Nf3", "f": "rnbqkb1r/pp1ppppp/8/2pnP3/8/2P2N2/PP1P1PPP/RNBQKB1R b KQkq", "c": "B22p", "m": "e2e4 c7c5 c2c3 g8f6 e4e5 f6d5 g1f3"}
{"n": "Sicilian: Najdorf, Main Line, Keres, Queen Sacrifice Line", "f": "r3k2r/1bq1bppp/p2ppP2/1p6/3N1P2/2N2Q2/PPP1B1PP/2KR3R b kq", "c": "B99d", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7 d1f3 d8c7 e1c1 b8d7 f1e2 b7b5 g5f6 d7f6 e4e5 c8b7 e5f6"}
{"n": "Russian Game: Modern Attack, 3...Nxe4 4.Bd3 d5 5.Nxe5 Nd7 6.Qe2", "f": "r1bqkb1r/pppn1ppp/8/3pN3/3Pn3/3B4/PPP1QPPP/RNB1K2R b KQkq", "c": "C43p", "m": "e2e4 e7e5 g1f3 g8f6 d2d4 f6e4 f1d3 d7d5 f3e5 b8d7 d1e2"}
{"n": "Queen's Indian: Pomar, Polugaevsky, 8...c6 9.cxd5 Nxd5 10.Nf5 Nc7", "f": "rn1q1rk1/pbnpbppp/1pp5/5N2/8/6P1/PP2PPBP/RNBQ1RK1 w -", "c": "E17y", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 d4d5 e6d5 f3h4 c7c6 c4d5 f6d5 h4f5 d5c7"}
{"n": "QGD: Exchange, 5.Bg5 c6 6.e3 Be7 7.Nf3 Bf5", "f": "rn1qk2r/pp2bppp/2p2n2/3p1bB1/3P4/2N1PN2/PP3PPP/R2QKB1R w KQkq", "c": "D35p", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1g5 c7c6 e2e3 f8e7 g1f3 c8f5"}
{"n": "English: Anglo-Indian, 2.Nc3", "f": "rnbqkb1r/pppppppp/5n2/8/2P5/2N5/PP1PPPPP/R1BQKBNR b KQkq", "c": "A16", "m": "c2c4 g8f6 b1c3"}
{"n": "Slav: Accepted", "f": "rnbqkb1r/pp2pppp/2p2n2/8/2pP4/2N2N2/PP2PPPP/R1BQKB1R w KQkq", "c": "D15o", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4"}
{"n": "Vienna: 3.Bc4", "f": "rnbqkb1r/pppp1ppp/5n2/4p3/2B1P3/2N5/PPPP1PPP/R1BQK1NR b KQkq", "c": "C26l", "m": "e2e4 e7e5 b1c3 g8f6 f1c4"}
{"n": "Sicilian: Najdorf, 6.Be3 e5 7.Nb3 Be6 8.f3 Be7", "f": "rn1qk2r/1p2bppp/p2pbn2/4p3/4P3/1NN1BP2/PPP3PP/R2QKB1R w KQkq", "c": "B90o", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1e3 e7e5 d4b3 c8e6 f2f3 f8e7"}
{"n": "QGA: Mannheim Variation", "f": "rnbqkb1r/ppp1pppp/5n2/8/Q1pP4/5N2/PP2PPPP/RNB1KB1R b KQkq", "c": "D23c", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 d1a4"}
{"n": "Spanish: M\u00f6ller Defence", "f": "r1bqk2r/1ppp1ppp/p1n2n2/2b1p3/B3P3/5N2/PPPP1PPP/RNBQ1RK1 w kq", "c": "C78b", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8c5"}
{"n": "Queen's Indian: 4.g3 Bb7", "f": "rn1qkb1r/pbpp1ppp/1p2pn2/8/2PP4/5NP1/PP2PP1P/RNBQKB1R w KQkq", "c": "E15t", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7"}
{"n": "Spanish: Open Berlin, 5.d4 Nd6 Queenswap, 9.Nc3 Ke8 10.Rd1", "f": "r1b1kb1r/ppp2ppp/2p5/4Pn2/8/2N2N2/PPP2PPP/R1BR2K1 b -", "c": "C67v", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 e1g1 f6e4 d2d4 e4d6 b5c6 d7c6 d4e5 d6f5 d1d8 e8d8 b1c3 d8e8 f1d1"}
{"n": "Four Knights: Scotch Variation", "f": "r1bqkb1r/pppp1ppp/2n2n2/4p3/3PP3/2N2N2/PPP2PPP/R1BQKB1R b KQkq", "c": "C47i", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 d2d4"}
{"n": "Vienna: Smyslov, 3...Bc5 4.Bg2 Nc6", "f": "r1bqk2r/pppp1ppp/2n2n2/2b1p3/4P3/2N3P1/PPPP1PBP/R1BQK1NR w KQkq", "c": "C26h", "m": "e2e4 e7e5 b1c3 g8f6 g2g3 f8c5 f1g2 b8c6"}
{"n": "Russian Game: Classical, Chigorin, 8...Bg4 9.c3", "f": "r2qk2r/ppp1bppp/2n5/3p4/3Pn1b1/2PB1N2/PP3PPP/RNBQR1K1 b kq", "c": "C42x", "m": "e2e4 e7e5 g1f3 g8f6 f3e5 d7d6 e5f3 f6e4 d2d4 d6d5 f1d3 f8e7 e1g1 b8c6 f1e1 c8g4 c2c3"}
{"n": "French: Tarrasch, Closed, Leningrad, 9.O-O a5", "f": "r1bqkb1r/1p3ppp/1nn1p3/p2pP3/3P4/3B4/PP1NNPPP/R1BQ1RK1 w kq", "c": "C06e", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 g8f6 e4e5 f6d7 f1d3 c7c5 c2c3 b8c6 g1e2 c5d4 c3d4 d7b6 e1g1 a7a5"}
{"n": "King's Indian: S\u00e4misch, Panno Main Line, 9.g4", "f": "1rbq1rk1/1pp1ppbp/p1np1np1/8/2PPP1P1/2N1BP2/PP1QN2P/R3KB1R b KQ", "c": "E84d", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b8c6 g1e2 a7a6 d1d2 a8b8 g2g4"}
{"n": "Benoni: Four Pawns, Taimanov, 9.a4 O-O", "f": "rnbq1rk1/pp1n1pbp/3p2p1/1BpP4/P3PP2/2N5/1P4PP/R1BQK1NR w KQ", "c": "A67p", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 f1b5 f6d7 a2a4 e8g8"}
{"n": "Slav: Dutch, 8...O-O 9.Qe2 Bg6 10.Ne5 Nbd7, 12.Rd1", "f": "r2q1rk1/pp1n1pp1/2p1pnp1/8/PbBP4/2N1P3/1P2QPPP/R1BR2K1 b -", "c": "D19f", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 e2e3 e7e6 f1c4 f8b4 e1g1 e8g8 d1e2 f5g6 f3e5 b8d7 e5g6 h7g6 f1d1"}
{"n": "Old Benoni: Neo-Benko", "f": "rnbqkb1r/p2ppppp/5n2/1ppP4/8/5N2/PPP1PPPP/RNBQKB1R w KQkq", "c": "A43n", "m": "d2d4 c7c5 d4d5 g8f6 g1f3 b7b5"}
{"n": "Benoni: 3.d5 e6", "f": "rnbqkb1r/pp1p1ppp/4pn2/2pP4/2P5/8/PP2PPPP/RNBQKBNR w KQkq", "c": "A60a", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6"}
{"n": "French: Winawer, Bogoljubow, 5...Ne7 6.dxc5", "f": "rnbqk2r/pp2nppp/4p3/2PpP3/1b6/2N5/PPPB1PPP/R2QKBNR b KQkq", "c": "C17i", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 c1d2 g8e7 d4c5"}
{"n": "Spanish: Exchange, Gligoric, 6.d4 Bg4 7.c3", "f": "r2qkbnr/1pp3pp/p1p2p2/4p3/3PP1b1/2P2N2/PP3PPP/RNBQ1RK1 b kq", "c": "C69c", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5c6 d7c6 e1g1 f7f6 d2d4 c8g4 c2c3"}
{"n": "QGA: 3.Nf3 e6 4.e4", "f": "rnbqkbnr/ppp2ppp/4p3/8/2pPP3/5N2/PP3PPP/RNBQKB1R b KQkq", "c": "D21f", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 e7e6 e2e4"}
{"n": "Sicilian: Taimanov, Four Knights, American Attack", "f": "r1bqk2r/pp1p1ppp/2nNpn2/8/1b2P3/2N5/PPP2PPP/R1BQKB1R b KQkq", "c": "B45q", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 g8f6 d4b5 f8b4 b5d6"}
{"n": "Sicilian: Najdorf, 7.f4 Bd7", "f": "rn1qkb1r/1p1b1ppp/p2ppn2/6B1/3NPP2/2N5/PPP3PP/R2QKB1R w KQkq", "c": "B96e", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 c8d7"}
{"n": "Catalan: Closed, Main Line, 9.e4 Bb7 10.b3 Rc8 11.Bb2 c5", "f": "2rq1rk1/pb1nbppp/1p2pn2/2pp4/2PPP3/1P3NP1/PBQN1PBP/R4RK1 w -", "c": "E09q", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 f8e7 g1f3 e8g8 e1g1 b8d7 d1c2 c7c6 b1d2 b7b6 e2e4 c8b7 b2b3 a8c8 c1b2 c6c5"}
{"n": "English: Symmetrical, Two Knights, 5.Nc3 Nc6 6.Bf4", "f": "r1bqkb1r/pp1p1ppp/2n1pn2/8/2PN1B2/2N5/PP2PPPP/R2QKB1R b KQkq", "c": "A33b", "m": "c2c4 c7c5 g1f3 g8f6 d2d4 c5d4 f3d4 e7e6 b1c3 b8c6 c1f4"}
{"n": "Queen's Pawn: English Defence, 3.a3", "f": "rnbqkbnr/p1pp1ppp/1p2p3/8/2PP4/P7/1P2PPPP/RNBQKBNR b KQkq", "c": "A40f", "m": "d2d4 b7b6 c2c4 e7e6 a2a3"}
{"n": "Sicilian: Closed, 6.Be3 Rb8 7.Qd2 b5", "f": "1rbqk1nr/p3ppbp/2np2p1/1pp5/4P3/2NPB1P1/PPPQ1PBP/R3K1NR w KQk", "c": "B26i", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 c1e3 a8b8 d1d2 b7b5"}
{"n": "Catalan: Open, Classical", "f": "rnbqk2r/ppp1bppp/4pn2/8/2pP4/5NP1/PP2PPBP/RNBQK2R w KQkq", "c": "E05a", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 f8e7"}
{"n": "QGD: Classical, 5...O-O 6.e3 c5 7.dxc5 Bxc5 8.Qc2", "f": "rnbq1rk1/pp3ppp/4pn2/2bp4/2P2B2/2N1PN2/PPQ2PPP/R3KB1R b KQ", "c": "D37r", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8e7 c1f4 e8g8 e2e3 c7c5 d4c5 e7c5 d1c2"}
{"n": "Semi-Slav: Meran, 8...a6 9.O-O Bb7 10.e4 c5 11.d5 Qc7", "f": "r3kb1r/1bqn1ppp/p3pn2/1ppP4/4P3/2NB1N2/PP3PPP/R1BQ1RK1 w kq", "c": "D48g", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 a7a6 e1g1 c8b7 e3e4 c6c5 d4d5 d8c7"}
{"n": "QGD: Tartakower, 8.Bd3 Bb7", "f": "rn1q1rk1/pbp1bpp1/1p2pn1p/3p4/2PP3B/2NBPN2/PP3PPP/R2QK2R w KQ", "c": "D58f", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5h4 b7b6 f1d3 c8b7"}
{"n": "Dutch: Barcza System", "f": "rnbqkb1r/ppppp1pp/5n2/5p2/3P4/2P2N2/PP2PPPP/RNBQKB1R b KQkq", "c": "A80u", "m": "d2d4 f7f5 g1f3 g8f6 c2c3"}
{"n": "Four Knights: Symmetrical, 7.Bg5", "f": "r1bq1rk1/ppp2ppp/2np1n2/1B2p1B1/1b2P3/2NP1N2/PPP2PPP/R2Q1RK1 b -", "c": "C49i", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 f1b5 f8b4 e1g1 e8g8 d2d3 d7d6 c1g5"}
{"n": "King's Indian: Smyslov System, 6.e3 c6", "f": "rnbq1rk1/pp2ppbp/2pp1np1/6B1/2PP4/2N1PN2/PP3PPP/R2QKB1R w KQ", "c": "E61w", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 e8g8 c1g5 d7d6 e2e3 c7c6"}
{"n": "QGD: Exchange, 5.Bg5 c6 6.Qc2 Na6", "f": "r1bqkb1r/pp3ppp/n1p2n2/3p2B1/3P4/2N5/PPQ1PPPP/R3KBNR w KQkq", "c": "D36b", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1g5 c7c6 d1c2 b8a6"}
{"n": "Scandinavian (Centre Counter)", "f": "rnbqkbnr/ppp1pppp/8/3p4/4P3/8/PPPP1PPP/RNBQKBNR w KQkq", "c": "B01a", "m": "e2e4 d7d5"}
{"n": "King's Indian: Kramer, 5...O-O", "f": "rnbq1rk1/ppp1ppbp/3p1np1/8/2PPP3/2N5/PP2NPPP/R1BQKB1R w KQ", "c": "E70g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1e2 e8g8"}
{"n": "French: Marshall Variation", "f": "rnbqkbnr/pp3ppp/4p3/2pp4/3PP3/2N5/PPP2PPP/R1BQKBNR w KQkq", "c": "C10b", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 c7c5"}
{"n": "Sicilian: Najdorf, Main Line, Keres, 13.Qg3", "f": "r3k2r/1bq1bppp/p2ppn2/1p2P3/3N1P2/2N3Q1/PPP1B1PP/2KR3R b kq", "c": "B99e", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7 d1f3 d8c7 e1c1 b8d7 f1e2 b7b5 g5f6 d7f6 e4e5 c8b7 f3g3"}
{"n": "Sicilian: Pelikan, Chelyabinsk, 9.Nd5 Be7, 11.c3 O-O 12.Nc2 Bg5", "f": "r1bq1rk1/5ppp/p1np4/1p1Np1b1/4P3/2P5/PPN2PPP/R2QKB1R w KQ", "c": "B33q", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e5 d4b5 d7d6 c1g5 a7a6 b5a3 b7b5 c3d5 f8e7 g5f6 e7f6 c2c3 e8g8 a3c2 f6g5"}
{"n": "Sicilian: Accelerated Fianchetto, Modern, 5...Bg7", "f": "r1bqk1nr/pp1pppbp/2n3p1/8/3NP3/2N5/PPP2PPP/R1BQKB1R w KQkq", "c": "B34j", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 b1c3 f8g7"}
{"n": "Benoni: Four Pawns, 9.Be2 Bg4 10.O-O Nbd7 11.h3 Bxf3 12.Bxf3 Re8 13.Re1", "f": "r2qr1k1/pp1n1pbp/3p1np1/2pP4/4PP2/2N2B1P/PP4P1/R1BQR1K1 b -", "c": "A68n", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 g1f3 e8g8 f1e2 c8g4 e1g1 b8d7 h2h3 g4f3 e2f3 f8e8 f1e1"}
{"n": "Vienna: 3.Bc4 Bc5 4.d3", "f": "rnbqk2r/pppp1ppp/5n2/2b1p3/2B1P3/2NP4/PPP2PPP/R1BQK1NR b KQkq", "c": "C26r", "m": "e2e4 e7e5 b1c3 g8f6 f1c4 f8c5 d2d3"}
{"n": "King's Indian: S\u00e4misch, Panno, 8.a3", "f": "r1bq1rk1/1pp1ppbp/p1np1np1/8/2PPP3/P1N1BP2/1P2N1PP/R2QKB1R b KQ", "c": "E83g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b8c6 g1e2 a7a6 a2a3"}
{"n": "QGD: Chigorin, 3.cxd5, Main Line, 7.bxc3", "f": "r1b1k1nr/ppp2ppp/2n5/3qp3/3P4/2P1P3/P2B1PPP/R2QKBNR b KQkq", "c": "D07d", "m": "d2d4 d7d5 c2c4 b8c6 c4d5 d8d5 e2e3 e7e5 b1c3 f8b4 c1d2 b4c3 b2c3"}
{"n": "Sicilian: Taimanov, 5...a6 6.Be2 d6", "f": "r1bqkbnr/1p3ppp/p1npp3/8/3NP3/2N5/PPP1BPPP/R1BQK2R w KQkq", "c": "B46r", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 a7a6 f1e2 d7d6"}
{"n": "Sicilian: Richter-Rauzer, 6...e6", "f": "r1bqkb1r/pp3ppp/2nppn2/6B1/3NP3/2N5/PPP2PPP/R2QKB1R w KQkq", "c": "B62a", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6"}
{"n": "Catalan: Closed, 7.Qc2 c6 8.Bf4 b6", "f": "r1bq1rk1/p2nbppp/1pp1pn2/3p4/2PP1B2/5NP1/PPQ1PPBP/RN3RK1 w -", "c": "E08j", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 f8e7 g1f3 e8g8 e1g1 b8d7 d1c2 c7c6 c1f4 b7b6"}
{"n": "Vienna Gambit", "f": "rnbqkb1r/pppp1ppp/5n2/4p3/4PP2/2N5/PPPP2PP/R1BQKBNR b KQkq", "c": "C29a", "m": "e2e4 e7e5 b1c3 g8f6 f2f4"}
{"n": "Sicilian: Najdorf, Modern Main Line 13.f5 Bxg5+ 14.Kb1 Ne5", "f": "r1b1k2r/2q2ppp/p2pp3/1p2nPb1/3NP3/2N2Q2/PPP4P/1K1R1B1R w kq", "c": "B99u", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7 d1f3 d8c7 e1c1 b8d7 g2g4 b7b5 g5f6 d7f6 g4g5 f6d7 f4f5 e7g5 c1b1 d7e5"}
{"n": "Spanish: Pollock Defence", "f": "r1bqkbnr/pppp1ppp/8/nB2p3/4P3/5N2/PPPP1PPP/RNBQK2R w KQkq", "c": "C60d", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 c6a5"}
{"n": "QGD Tarrasch: 4.cxd5 exd5", "f": "rnbqkbnr/pp3ppp/8/2pp4/3P4/2N5/PP2PPPP/R1BQKBNR w KQkq", "c": "D32j", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5"}
{"n": "Ponziani Opening", "f": "r1bqkbnr/pppp1ppp/2n5/4p3/4P3/2P2N2/PP1P1PPP/RNBQKB1R b KQkq", "c": "C44i", "m": "e2e4 e7e5 g1f3 b8c6 c2c3"}
{"n": "Semi-Slav: 4.cxd5", "f": "rnbqkbnr/pp3ppp/2p1p3/3P4/3P4/2N5/PP2PPPP/R1BQKBNR b KQkq", "c": "D31j", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c6 c4d5"}
{"n": "Sicilian: Sozin, Benko, 7.Nde2", "f": "r1b1kb1r/pp2pppp/1qnp1n2/8/2B1P3/2N5/PPP1NPPP/R1BQK2R b KQkq", "c": "B57e", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1c4 d8b6 d4e2"}
{"n": "Old Benoni: 2.d5 e6 3.c4", "f": "rnbqkbnr/pp3ppp/3p4/2pP4/8/2N5/PP2PPPP/R1BQKBNR b KQkq", "c": "A43i", "m": "d2d4 c7c5 d4d5 e7e6 c2c4 e6d5 c4d5 d7d6 b1c3"}
{"n": "Sicilian: Taimanov, 5.Be3", "f": "r1bqkbnr/pp1p1ppp/2n1p3/8/3NP3/4B3/PPP2PPP/RN1QKB1R b KQkq", "c": "B44g", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 c1e3"}
{"n": "Sicilian: Closed, 6.f4 e6", "f": "r1bqk1nr/pp3pbp/2npp1p1/2p5/4PP2/2NP1NP1/PPP3BP/R1BQK2R b KQkq", "c": "B25m", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 f2f4 e7e6 g1f3"}
{"n": "Gr\u00fcnfeld: Exchange, 7.Bb5+ c6 8.Ba4 O-O", "f": "rnbq1rk1/pp2ppbp/2p3p1/8/B2PP3/2P5/P4PPP/R1BQK1NR w KQ", "c": "D85f", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 f1b5 c7c6 b5a4 e8g8"}
{"n": "Vienna Gambit: 5.Nf3 Nc6", "f": "r1bqkb1r/ppp2ppp/2n5/3pP3/4n3/2N2N2/PPPP2PP/R1BQKB1R w KQkq", "c": "C29q", "m": "e2e4 e7e5 b1c3 g8f6 f2f4 d7d5 f4e5 f6e4 g1f3 b8c6"}
{"n": "Sicilian: Accelerated Fianchetto, Modern, 7.Bc4 Qa5 8.O-O O-O 9.Bb3", "f": "r1b2rk1/pp1pppbp/2n2np1/q7/3NP3/1BN1B3/PPP2PPP/R2Q1RK1 b -", "c": "B35d", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 b1c3 f8g7 c1e3 g8f6 f1c4 d8a5 e1g1 e8g8 c4b3"}
{"n": "Alekhine: Balogh Variation", "f": "rnbqkb1r/ppp1pppp/3p4/3nP3/2BP4/8/PPP2PPP/RNBQK1NR b KQkq", "c": "B03d", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 f1c4"}
{"n": "Sicilian: Scheveningen", "f": "rnbqkb1r/pp3ppp/3ppn2/8/3NP3/2N5/PPP2PPP/R1BQKB1R w KQkq", "c": "B80a", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6"}
{"n": "King's Indian: Accelerated Averbakh, 5...O-O 6.Qd2", "f": "rnbq1rk1/ppp1ppbp/3p1np1/6B1/2PPP3/2N5/PP1Q1PPP/R3KBNR b KQ", "c": "E70v", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 c1g5 e8g8 d1d2"}
{"n": "Sicilian: Scheveningen, Fianchetto Variation", "f": "r1bqkb1r/pp3ppp/2nppn2/8/3NP3/2N3P1/PPP2P1P/R1BQKB1R w KQkq", "c": "B80q", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 g2g3 b8c6"}
{"n": "QGD: Albin, 5.g3", "f": "r1bqkbnr/ppp2ppp/2n5/4P3/2Pp4/5NP1/PP2PP1P/RNBQKB1R b KQkq", "c": "D09", "m": "d2d4 d7d5 c2c4 e7e5 d4e5 d5d4 g1f3 b8c6 g2g3"}
{"n": "Gr\u00fcnfeld: Russian, Smyslov, Main Line, 9...Nb6 10.Rd1 e6", "f": "rn1q1rk1/ppp2pbp/1n2p1p1/8/3PP1b1/1QN1BN2/PP3PPP/3RKB1R w K", "c": "D99e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 d1b3 d5c4 b3c4 e8g8 e2e4 c8g4 c1e3 f6d7 c4b3 d7b6 a1d1 e7e6"}
{"n": "Sicilian: Richter-Rauzer, 7.Qd2 Be7 8.O-O-O Nxd4", "f": "r1bqk2r/pp2bppp/3ppn2/6B1/3nP3/2N5/PPPQ1PPP/2KR1B1R w kq", "c": "B63m", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 f8e7 e1c1 c6d4"}
{"n": "Spanish: Centre Attack", "f": "r1bqkb1r/1ppp1ppp/p1n2n2/4p3/B2PP3/5N2/PPP2PPP/RNBQK2R b KQkq", "c": "C77j", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 d2d4"}
{"n": "Gr\u00fcnfeld: Classical Exchange, 14.Rc1 Bxa2 15.Qa4 Be6 16.d5 Be7 17.Qb4", "f": "r2q1rk1/pp1bppbp/6p1/n2P4/1Q2P3/3BBP2/4N1PP/2R2RK1 b -", "c": "D89d", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 f1c4 e8g8 g1e2 c7c5 e1g1 b8c6 c1e3 c5d4 c3d4 c8g4 f2f3 c6a5 c4d3 g4e6 a1c1 e6a2 d1a4 a2e6 d4d5 e6d7 a4b4"}
{"n": "King's Indian: 5.Nf3 O-O 6.h3 Na6", "f": "r1bq1rk1/ppp1ppbp/n2p1np1/8/2PPP3/2N2N1P/PP3PP1/R1BQKB1R w KQ", "c": "E90m", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 h2h3 b8a6"}
{"n": "French: Tarrasch, Open, 4.c3", "f": "rnbqkbnr/pp3ppp/4p3/2pp4/3PP3/2P5/PP1N1PPP/R1BQKBNR b KQkq", "c": "C07b", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 c2c3"}
{"n": "Dutch: 2.c4", "f": "rnbqkbnr/ppppp1pp/8/5p2/2PP4/8/PP2PPPP/RNBQKBNR b KQkq", "c": "A84", "m": "d2d4 f7f5 c2c4"}
{"n": "Slav: Chameleon Variation", "f": "rnbqkb1r/1p2pppp/p1p2n2/3p4/2PP4/2N2N2/PP2PPPP/R1BQKB1R w KQkq", "c": "D15d", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 a7a6"}
{"n": "Spanish: Closed, Exchange", "f": "r1bqk2r/1pppbppp/p1B2n2/4p3/4P3/5N2/PPPP1PPP/RNBQ1RK1 b kq", "c": "C85a", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 a4c6"}
{"n": "Sicilian: Taimanov, Four Knights, 6.Ndb5 Bb4 7.a3", "f": "r1bqk2r/pp1p1ppp/2n1pn2/1N6/1b2P3/P1N5/1PP2PPP/R1BQKB1R b KQkq", "c": "B45r", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 g8f6 d4b5 f8b4 a2a3"}
{"n": "Neo-Old Indian: 2.Bg5", "f": "rnbqkbnr/ppp1pppp/3p4/6B1/3P4/8/PPP1PPPP/RN1QKBNR b KQkq", "c": "A41b", "m": "d2d4 d7d6 c1g5"}
{"n": "Gr\u00fcnfeld: Classical Exchange, 10.Be3 Qc7 11.Rc1 Rd8", "f": "r1br2k1/ppq1ppbp/2n3p1/2p5/2BPP3/2P1B3/P3NPPP/2RQ1RK1 w -", "c": "D87k", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 f1c4 e8g8 g1e2 c7c5 e1g1 b8c6 c1e3 d8c7 a1c1 f8d8"}
{"n": "French: Steinitz, Boleslavsky Variation", "f": "r1bqkb1r/pp1n1ppp/2n1p3/2ppP3/3P1P2/2N1BN2/PPP3PP/R2QKB1R b KQkq", "c": "C11i", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 e4e5 f6d7 f2f4 c7c5 g1f3 b8c6 c1e3"}
{"n": "Modern", "f": "rnbqk1nr/ppppppbp/6p1/8/3PP3/8/PPP2PPP/RNBQKBNR w KQkq", "c": "B06f", "m": "e2e4 g7g6 d2d4 f8g7"}
{"n": "Clemenz Opening", "f": "rnbqkbnr/pppppppp/8/8/8/7P/PPPPPPP1/RNBQKBNR b KQkq", "c": "A00d", "m": "h2h3"}
{"n": "Semi-Slav: Botvinnik, 6.a4", "f": "rnbqkb1r/pp3ppp/2p1pn2/6B1/P1pP4/2N2N2/1P2PPPP/R2QKB1R b KQkq", "c": "D44b", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 c1g5 d5c4 a2a4"}
{"n": "Queen's Indian: 5.Bg5 h6 6.Bh4 Bb4 7.e3 g5 8.Bg3 Ne4 9.Qc2 Bxc3+ 10.bxc3 d6", "f": "rn1qk2r/pbp2p2/1p1pp2p/6p1/2PPn3/2P1PNB1/P1Q2PPP/R3KB1R w KQkq", "c": "E13p", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 b1c3 c8b7 c1g5 h7h6 g5h4 f8b4 e2e3 g7g5 h4g3 f6e4 d1c2 b4c3 b2c3 d7d6"}
{"n": "Modern: c4 Pterodactyl", "f": "rnbqk1nr/pp2ppbp/3p2p1/2p5/2PPP3/2N5/PP3PPP/R1BQKBNR w KQkq", "c": "A42c", "m": "d2d4 d7d6 c2c4 g7g6 b1c3 f8g7 e2e4 c7c5"}
{"n": "French: KIA 2.d3 d5 3.Nd2 c5", "f": "rnbqkbnr/pp3ppp/4p3/2pp4/4P3/3P4/PPPN1PPP/R1BQKBNR w KQkq", "c": "C00q", "m": "e2e4 e7e6 d2d3 d7d5 b1d2 c7c5"}
{"n": "King's Indian: Mar del Plata, Bayonet Attack, 9...a5 10.Ba3", "f": "r1bq1rk1/1pp1npbp/3p1np1/p2Pp3/1PP1P3/B1N2N2/P3BPPP/R2Q1RK1 b -", "c": "E97j", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 b2b4 a7a5 c1a3"}
{"n": "Sicilian: Closed, 6.Be3 Rb8 7.Qd2 b5 8.Nge2", "f": "1rbqk1nr/p3ppbp/2np2p1/1pp5/4P3/2NPB1P1/PPPQNPBP/R3K2R b KQk", "c": "B26j", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 c1e3 a8b8 d1d2 b7b5 g1e2"}
{"n": "Two Knights: 4.Ng5 d5", "f": "r1bqkb1r/ppp2ppp/2n2n2/3pp1N1/2B1P3/8/PPPP1PPP/RNBQK2R w KQkq", "c": "C57e", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 f3g5 d7d5"}
{"n": "Modern: 3.Nc3 d6 4.Be3 c6", "f": "rnbqk1nr/pp2ppbp/2pp2p1/8/3PP3/2N1B3/PPP2PPP/R2QKBNR w KQkq", "c": "B06q", "m": "e2e4 g7g6 d2d4 f8g7 b1c3 d7d6 c1e3 c7c6"}
{"n": "Vienna: Paulsen, 3...Bc5", "f": "r1bqk1nr/pppp1ppp/2n5/2b1p3/4P3/2N3P1/PPPP1P1P/R1BQKBNR w KQkq", "c": "C25i", "m": "e2e4 e7e5 b1c3 b8c6 g2g3 f8c5"}
{"n": "King's Indian: Petrosian, Stein Variation", "f": "rnbq1rk1/1pp2pbp/3p1np1/p2Pp3/2P1P3/2N2N2/PP2BPPP/R1BQK2R w KQ", "c": "E92q", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 d4d5 a7a5"}
{"n": "Gr\u00fcnfeld: 5.Bg5 Ne4 6.Bh4", "f": "rnbqk2r/ppp1ppbp/6p1/3p4/2PPn2B/2N2N2/PP2PPPP/R2QKB1R b KQkq", "c": "D91e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 c1g5 f6e4 g5h4"}
{"n": "Pirc: Austrian, 5...O-O 6.Bd3 Na6 7.O-O c5 8.d5 Bg4", "f": "r2q1rk1/pp2ppbp/n2p1np1/2pP4/4PPb1/2NB1N2/PPP3PP/R1BQ1RK1 w -", "c": "B09n", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 f2f4 f8g7 g1f3 e8g8 f1d3 b8a6 e1g1 c7c5 d4d5 c8g4"}
{"n": "King's Indian: 6.Be2 Nbd7", "f": "r1bq1rk1/pppnppbp/3p1np1/8/2PPP3/2N2N2/PP2BPPP/R1BQK2R w KQ", "c": "E91q", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 b8d7"}
{"n": "QGD: Cambridge Springs Defence", "f": "r1b1kb1r/pp1n1ppp/2p1pn2/q2p2B1/2PP4/2N1PN2/PP3PPP/R2QKB1R w KQkq", "c": "D52b", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 b8d7 e2e3 c7c6 g1f3 d8a5"}
{"n": "King's Indian: Zinnowitz Variation", "f": "rnbq1rk1/ppp1ppbp/3p1np1/6B1/2PPP3/2N2N2/PP3PPP/R2QKB1R b KQ", "c": "E90g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 c1g5"}
{"n": "QGD: 4.Bg5 Be7 5.Nf3 O-O 6.Qc2", "f": "rnbq1rk1/ppp1bppp/4pn2/3p2B1/2PP4/2N2N2/PPQ1PPPP/R3KB1R b KQ", "c": "D53m", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 g1f3 e8g8 d1c2"}
{"n": "Sicilian: Najdorf, Main Line, 10.g4 b5 11.a3", "f": "r1b1k2r/2qnbppp/p2ppn2/1p4B1/3NPPP1/P1N2Q2/1PP4P/2KR1B1R b kq", "c": "B99o", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7 d1f3 d8c7 e1c1 b8d7 g2g4 b7b5 a2a3"}
{"n": "Bogo-Indian: Nimzowitsch, 5.g3 Nc6 Main Line", "f": "r1b1k2r/ppp1qppp/2nppn2/8/2PP4/5NP1/PP1NPPBP/R2Q1RK1 b kq", "c": "E11v", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 f8b4 c1d2 d8e7 g2g3 b8c6 f1g2 b4d2 b1d2 d7d6 e1g1"}
{"n": "Bogo-Indian: 4.Nbd2 b6 5.a3 Bxd2+ 6.Bxd2", "f": "rnbqk2r/p1pp1ppp/1p2pn2/8/2PP4/P4N2/1P1BPPPP/R2QKB1R b KQkq", "c": "E11d", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 f8b4 b1d2 b7b6 a2a3 b4d2 c1d2"}
{"n": "Caro-Kann: 2.d4", "f": "rnbqkbnr/pp1ppppp/2p5/8/3PP3/8/PPP2PPP/RNBQKBNR b KQkq", "c": "B12a", "m": "e2e4 c7c6 d2d4"}
{"n": "Scotch: 4.Nxd4 Bc5 5.Be3 Qf6 6.c3 Nge7 7.Bc4 Ne5", "f": "r1b1k2r/ppppnppp/5q2/2b1n3/2BNP3/2P1B3/PP3PPP/RN1QK2R w KQkq", "c": "C45y", "m": "e2e4 e7e5 g1f3 b8c6 d2d4 e5d4 f3d4 f8c5 c1e3 d8f6 c2c3 g8e7 f1c4 c6e5"}
{"n": "Torre Attack: 3...c5 4.c3", "f": "rnbqkb1r/pp1p1ppp/4pn2/2p3B1/3P4/2P2N2/PP2PPPP/RN1QKB1R b KQkq", "c": "A46t", "m": "d2d4 g8f6 g1f3 e7e6 c1g5 c7c5 c2c3"}
{"n": "Spanish: Closed, Breyer, 10.d4 Nbd7", "f": "r1bq1rk1/2pnbppp/p2p1n2/1p2p3/3PP3/1BP2N1P/PP3PP1/RNBQR1K1 w -", "c": "C95b", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6b8 d2d4 b8d7"}
{"n": "Two Knights: 4.d4", "f": "r1bqkb1r/pppp1ppp/2n2n2/4p3/2BPP3/5N2/PPP2PPP/RNBQK2R b KQkq", "c": "C55l", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 d2d4"}
{"n": "King's Indian: Fianchetto, Panno, 8.h3 Rb8 9.e4", "f": "1rbq1rk1/1pp1ppbp/p1np1np1/8/2PPP3/2N2NPP/PP3PB1/R1BQ1RK1 b -", "c": "E63k", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8c6 e1g1 a7a6 h2h3 a8b8 e2e4"}
{"n": "Neo-Gr\u00fcnfeld, 6.O-O c6 7.Nbd2", "f": "rnbq1rk1/pp2ppbp/2p2np1/3p4/2PP4/5NP1/PP1NPPBP/R1BQ1RK1 b -", "c": "D78k", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 e1g1 c7c6 b1d2"}
{"n": "Sicilian: Closed, 6.f4 e6", "f": "r1bq1rk1/pp2npbp/2npp1p1/2p5/4PP2/2NP1NP1/PPP3BP/R1BQ1RK1 w -", "c": "B25p", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 f2f4 e7e6 g1f3 g8e7 e1g1 e8g8"}
{"n": "French: Tarrasch, Closed, 8...f6 9.exf6", "f": "r1bqkb1r/pp1n2pp/2n1pP2/3p4/3P4/3B4/PP1NNPPP/R1BQK2R b KQkq", "c": "C06m", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 g8f6 e4e5 f6d7 f1d3 c7c5 c2c3 b8c6 g1e2 c5d4 c3d4 f7f6 e5f6"}
{"n": "French: Advance, Euwe, 6.a3", "f": "r2qkbnr/pp1b1ppp/2n1p3/2ppP3/3P4/P1P2N2/1P3PPP/RNBQKB1R b KQkq", "c": "C02o", "m": "e2e4 e7e6 d2d4 d7d5 e4e5 c7c5 c2c3 b8c6 g1f3 c8d7 a2a3"}
{"n": "Gr\u00fcnfeld: Russian, Smyslov, 8.Be2 Nc6 9.d5", "f": "r2q1rk1/ppp1ppbp/2n2np1/3P4/2Q1P1b1/2N2N2/PP2BPPP/R1B1K2R b KQ", "c": "D98d", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 d1b3 d5c4 b3c4 e8g8 e2e4 c8g4 f1e2 b8c6 d4d5"}
{"n": "Queen's Indian: Nimzowitsch Variation (4.g3 Ba6)", "f": "rn1qkb1r/p1pp1ppp/bp2pn2/8/2PP4/5NP1/PP2PP1P/RNBQKB1R w KQkq", "c": "E15d", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8a6"}
{"n": "QGA: Alekhine, 4.e3 Bg4 5.Bxc4 e6", "f": "rn1qkbnr/1pp2ppp/p3p3/8/2BP2b1/4PN2/PP3PPP/RNBQK2R w KQkq", "c": "D22h", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 a7a6 e2e3 c8g4 f1c4 e7e6"}
{"n": "Benoni: Four Pawns, Taimanov, 9.a4 O-O 10.Nf3 Na6", "f": "r1bq1rk1/pp1n1pbp/n2p2p1/1BpP4/P3PP2/2N2N2/1P4PP/R1BQK2R w KQ", "c": "A67r", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 f1b5 f6d7 a2a4 e8g8 g1f3 b8a6"}
{"n": "Sicilian: Najdorf, 6.Be2 e5 7.Nb3 Be7", "f": "rnbqk2r/1p2bppp/p2p1n2/4p3/4P3/1NN5/PPP1BPPP/R1BQK2R w KQkq", "c": "B92f", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 f1e2 e7e5 d4b3 f8e7"}
{"n": "King's Indian: 4.e4 d6 5.g3", "f": "rnbqk2r/ppp1ppbp/3p1np1/8/2PPP3/2N3P1/PP3P1P/R1BQKBNR b KQkq", "c": "E72", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g2g3"}
{"n": "Sicilian: Najdorf, 7...Be7 8.Qf3", "f": "rnbqk2r/1p2bppp/p2ppn2/6B1/3NPP2/2N2Q2/PPP3PP/R3KB1R b KQkq", "c": "B98b", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7 d1f3"}
{"n": "Latvian Gambit", "f": "rnbqkbnr/pppp2pp/8/4pp2/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq", "c": "C40j", "m": "e2e4 e7e5 g1f3 f7f5"}
{"n": "Sicilian: 2...Nc6 3.g3 e6 4.d3", "f": "r1bqkbnr/pp1p1ppp/2n1p3/2p5/4P3/3P1NP1/PPP2P1P/RNBQKB1R b KQkq", "c": "B30e", "m": "e2e4 c7c5 g1f3 b8c6 g2g3 e7e6 d2d3"}
{"n": "Queen's Pawn: English Defence, 3.Nc3", "f": "rnbqkbnr/p1pp1ppp/1p2p3/8/2PP4/2N5/PP2PPPP/R1BQKBNR b KQkq", "c": "A40h", "m": "d2d4 b7b6 c2c4 e7e6 b1c3"}
{"n": "Alekhine: 3.d4 d6", "f": "rnbqkb1r/ppp1pppp/3p4/3nP3/3P4/8/PPP2PPP/RNBQKBNR w KQkq", "c": "B03b", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6"}
{"n": "Queen's Pawn: Veresov Attack", "f": "rnbqkbnr/ppp1pppp/8/3p4/3P4/2N5/PPP1PPPP/R1BQKBNR b KQkq", "c": "D00n", "m": "d2d4 d7d5 b1c3"}
{"n": "Caro-Kann: Advance, 4.Nc3", "f": "rn1qkbnr/pp2pppp/2p5/3pPb2/3P4/2N5/PPP2PPP/R1BQKBNR b KQkq", "c": "B12v", "m": "e2e4 c7c6 d2d4 d7d5 e4e5 c8f5 b1c3"}
{"n": "Semi-Slav: Meran, 8...a6 9.a4", "f": "r1bqkb1r/3n1ppp/p1p1pn2/1p6/P2P4/2NBPN2/1P3PPP/R1BQK2R b KQkq", "c": "D48b", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 a7a6 a2a4"}
{"n": "Sicilian: Maroczy Bind, 7.Nc3 O-O 8.Be2 d6 9.O-O Bd7 10.Qd2 Nxd4, 12.f3 a5", "f": "r2q1rk1/1p2ppbp/2bp1np1/p7/2PBP3/2N2P2/PP1QB1PP/R4RK1 w -", "c": "B38y", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 c1e3 g8f6 b1c3 e8g8 f1e2 d7d6 e1g1 c8d7 d1d2 c6d4 e3d4 d7c6 f2f3 a7a5"}
{"n": "Sicilian: Closed, 6.Be3 e6 7.Qd2 Qa5", "f": "r1b1k1nr/pp3pbp/2npp1p1/q1p5/4P3/2NPB1P1/PPPQ1PBP/R3K1NR w KQkq", "c": "B26m", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 c1e3 e7e6 d1d2 d8a5"}
{"n": "King's Indian: Fianchetto, 6...Nc6 7.O-O", "f": "r1bq1rk1/ppp1ppbp/2np1np1/8/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 b -", "c": "E62n", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8c6 e1g1"}
{"n": "King's Indian: Fianchetto, 6...Nc6 7.O-O Rb8", "f": "1rbq1rk1/ppp1ppbp/2np1np1/8/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 w -", "c": "E62o", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8c6 e1g1 a8b8"}
{"n": "French: Classical, Tartakower, 6.Bxe7", "f": "rnbqk2r/ppp1Bppp/4p3/3pP3/3Pn3/2N5/PPP2PPP/R2QKBNR b KQkq", "c": "C13g", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8e7 e4e5 f6e4 g5e7"}
{"n": "Sicilian: Kan, 5.c4 Nf6 6.Nc3 Qc7 7.Be2", "f": "rnb1kb1r/1pqp1ppp/p3pn2/8/2PNP3/2N5/PP2BPPP/R1BQK2R b KQkq", "c": "B41m", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 a7a6 c2c4 g8f6 b1c3 d8c7 f1e2"}
{"n": "Sicilian: Closed, 6.f4", "f": "r1bqk1nr/pp2ppbp/2np2p1/2p5/4PP2/2NP2P1/PPP3BP/R1BQK1NR b KQkq", "c": "B25e", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 f2f4"}
{"n": "Sicilian: Najdorf, 6...e6 7.Qe2", "f": "rnbqkb1r/1p3ppp/p2ppn2/6B1/3NP3/2N5/PPP1QPPP/R3KB1R b KQkq", "c": "B95d", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 d1e2"}
{"n": "French: Winawer, 6...Ne7 7.Qg4", "f": "rnbqk2r/pp2nppp/4p3/2ppP3/3P2Q1/P1P5/2P2PPP/R1B1KBNR b KQkq", "c": "C18j", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3 b2c3 g8e7 d1g4"}
{"n": "Benoni: Four Pawns, Main Line, 10.e5: 12.Bg5 Qb6 13.O-O Nxe5 14.Nxe5", "f": "rnb1r1k1/pp3pbp/1q4p1/2pPN1B1/8/2N5/PP2B1PP/R2Q1RK1 b -", "c": "A69l", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 g1f3 e8g8 f1e2 f8e8 e4e5 d6e5 f4e5 f6g4 c1g5 d8b6 e1g1 g4e5 f3e5"}
{"n": "Benoni: Classical, 9.O-O a6 10.a4 Bg4", "f": "rn1q1rk1/1p3pbp/p2p1np1/2pP4/P3P1b1/2N2N2/1P2BPPP/R1BQ1RK1 w -", "c": "A75", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 g1f3 f8g7 f1e2 e8g8 e1g1 a7a6 a2a4 c8g4"}
{"n": "Semi-Slav: Meran, Sozin, 13.Bxb5+", "f": "r1bqkb1r/5ppp/4pn2/1B2N3/3p4/8/PP3PPP/R1BQK2R b KQkq", "c": "D49h", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 a7a6 e3e4 c6c5 e4e5 c5d4 c3b5 d7e5 f3e5 a6b5 d3b5"}
{"n": "Caro-Kann: Advance, 3...Bf5", "f": "rn1qkbnr/pp2pppp/2p5/3pPb2/3P4/8/PPP2PPP/RNBQKBNR w KQkq", "c": "B12l", "m": "e2e4 c7c6 d2d4 d7d5 e4e5 c8f5"}
{"n": "Alekhine: Four Pawns Attack, 6...Bf5", "f": "rn1qkb1r/ppp1pppp/1n6/4Pb2/2PP4/8/PP4PP/RNBQKBNR w KQkq", "c": "B03l", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 c2c4 d5b6 f2f4 d6e5 f4e5 c8f5"}
{"n": "King's Indian: S\u00e4misch, Orthodox, 7.d5 a5", "f": "rnbq1rk1/1pp2pbp/3p1np1/p2Pp3/2P1P3/2N1BP2/PP4PP/R2QKBNR w KQ", "c": "E87b", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 d4d5 a7a5"}
{"n": "Nimzo-Indian: Classical, Pirc, 6.Bf4", "f": "rnbq1rk1/pp1p1ppp/4pn2/2P5/1bP2B2/2N5/PPQ1PPPP/R3KBNR b KQ", "c": "E39b", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 c7c5 d4c5 e8g8 c1f4"}
{"n": "Spanish: Worrall Attack, 7...O-O 8.c3 d6 9.Rd1", "f": "r1bq1rk1/2p1bppp/p1np1n2/1p2p3/4P3/1BP2N2/PP1PQPPP/RNBR2K1 b -", "c": "C86i", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 d1e2 b7b5 a4b3 e8g8 c2c3 d7d6 f1d1"}
{"n": "King's Indian: Makagonov, 5...O-O 6.Be3 e5", "f": "rnbq1rk1/ppp2pbp/3p1np1/4p3/2PPP3/2N1B2P/PP3PP1/R2QKBNR w KQ", "c": "E71f", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 h2h3 e8g8 c1e3 e7e5"}
{"n": "Sicilian: Rossolimo, 3...g6 4.Bxc6 dxc6 5.d3 Bg7 6.h3", "f": "r1bqk1nr/pp2ppbp/2p3p1/2p5/4P3/3P1N1P/PPP2PP1/RNBQK2R b KQkq", "c": "B31f", "m": "e2e4 c7c5 g1f3 b8c6 f1b5 g7g6 b5c6 d7c6 d2d3 f8g7 h2h3"}
{"n": "Gr\u00fcnfeld: 5.Bg5 Ne4 6.cxd5 Nxg5 7.Nxg5 e6 8.Nf3", "f": "rnbqk2r/ppp2pbp/4p1p1/3P4/3P4/2N2N2/PP2PPPP/R2QKB1R b KQkq", "c": "D91o", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 c1g5 f6e4 c4d5 e4g5 f3g5 e7e6 g5f3"}
{"n": "King's Indian: Fianchetto, Panno, 8.b3 Rb8 9.Bb2", "f": "1rbq1rk1/1pp1ppbp/p1np1np1/8/2PP4/1PN2NP1/PB2PPBP/R2Q1RK1 b -", "c": "E63f", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8c6 e1g1 a7a6 b2b3 a8b8 c1b2"}
{"n": "Benoni: Classical, 9.O-O a6 10.a4", "f": "rnbq1rk1/1p3pbp/p2p1np1/2pP4/P3P3/2N2N2/1P2BPPP/R1BQ1RK1 b -", "c": "A74", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 g1f3 f8g7 f1e2 e8g8 e1g1 a7a6 a2a4"}
{"n": "QGD: Exchange, 6.Qc2 Be7 7.e3 Nbd7 8.Bd3 Nf8", "f": "r1bqkn1r/pp2bppp/2p2n2/3p2B1/3P4/2NBP3/PPQ2PPP/R3K1NR w KQkq", "c": "D36j", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1g5 c7c6 d1c2 f8e7 e2e3 b8d7 f1d3 d7f8"}
{"n": "Sicilian: Najdorf, Modern Main Line 13.f5 Nc5 14.h4", "f": "r1b1k2r/2q1bppp/p2pp3/1pn2PP1/3NP2P/2N2Q2/PPP5/2KR1B1R b kq", "c": "B99w", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7 d1f3 d8c7 e1c1 b8d7 g2g4 b7b5 g5f6 d7f6 g4g5 f6d7 f4f5 d7c5 h2h4"}
{"n": "Spanish: Schliemann, 4.d4", "f": "r1bqkbnr/pppp2pp/2n5/1B2pp2/3PP3/5N2/PPP2PPP/RNBQK2R b KQkq", "c": "C63c", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f7f5 d2d4"}
{"n": "Spanish: Modern Steinitz, 5.c3 Bd7", "f": "r2qkbnr/1ppb1ppp/p1np4/4p3/B3P3/2P2N2/PP1P1PPP/RNBQK2R w KQkq", "c": "C75", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 d7d6 c2c3 c8d7"}
{"n": "Caro-Kann: Classical, 6.Bc4 e6 7.N1e2 Nf6", "f": "rn1qkb1r/pp3ppp/2p1pnb1/8/2BP4/6N1/PPP1NPPP/R1BQK2R w KQkq", "c": "B18k", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 c8f5 e4g3 f5g6 f1c4 e7e6 g1e2 g8f6"}
{"n": "Caro-Kann: Exchange, Rubinstein Variation", "f": "r1bqkb1r/pp2pppp/2n2n2/3p4/3P1B2/2PB4/PP3PPP/RN1QK1NR b KQkq", "c": "B13j", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 f1d3 b8c6 c2c3 g8f6 c1f4"}
{"n": "Spanish: Closed, Chigorin, 12...Nc6 13.d5", "f": "r1b2rk1/2q1bppp/p1np1n2/1ppPp3/4P3/2P2N1P/PPBN1PP1/R1BQR1K1 b -", "c": "C98e", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 d8c7 b1d2 a5c6 d4d5"}
{"n": "English: Mikenas, Sicilian Variation", "f": "rnbqkb1r/pp1p1ppp/4pn2/2p5/2P1P3/2N5/PP1P1PPP/R1BQKBNR w KQkq", "c": "A19", "m": "c2c4 g8f6 b1c3 e7e6 e2e4 c7c5"}
{"n": "Sicilian: Taimanov, Four Knights, 6.Be2", "f": "r1bqkb1r/pp1p1ppp/2n1pn2/8/3NP3/2N5/PPP1BPPP/R1BQK2R b KQkq", "c": "B45h", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 g8f6 f1e2"}
{"n": "Sicilian: Chameleon Variation", "f": "r1bqkbnr/pp1ppppp/2n5/2p5/4P3/2N5/PPPPNPPP/R1BQKB1R b KQkq", "c": "B23n", "m": "e2e4 c7c5 b1c3 b8c6 g1e2"}
{"n": "Spanish: Closed, Chigorin, 13...Bb7 14.d5 Rac8", "f": "2r2rk1/1bq1bppp/p2p1n2/np1Pp3/4P3/5N1P/PPBN1PP1/R1BQR1K1 w -", "c": "C99h", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 d8c7 b1d2 c5d4 c3d4 c8b7 d4d5 a8c8"}
{"n": "Caro-Kann: Classical, 7.Nf3 Nf6 8.h5", "f": "rn1qkb1r/pp2ppp1/2p2nbp/7P/3P4/5NN1/PPP2PP1/R1BQKB1R b KQkq", "c": "B19d", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 c8f5 e4g3 f5g6 h2h4 h7h6 g1f3 g8f6 h4h5"}
{"n": "Sicilian: Alapin, 2...Nf6 3.e5 Nd5 4.d4 cxd4", "f": "rnbqkb1r/pp1ppppp/8/3nP3/3p4/2P5/PP3PPP/RNBQKBNR w KQkq", "c": "B22q", "m": "e2e4 c7c5 c2c3 g8f6 e4e5 f6d5 d2d4 c5d4"}
{"n": "Neo-Old Indian", "f": "rnbqkbnr/ppp1pppp/3p4/8/3P4/8/PPP1PPPP/RNBQKBNR w KQkq", "c": "A41a", "m": "d2d4 d7d6"}
{"n": "Sicilian: Maroczy Bind, 7.Nc3 O-O 8.Be2 d6 9.O-O Bd7 10.f3", "f": "r2q1rk1/pp1bppbp/2np1np1/8/2PNP3/2N1BP2/PP2B1PP/R2Q1RK1 b -", "c": "B38t", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 c1e3 g8f6 b1c3 e8g8 f1e2 d7d6 e1g1 c8d7 f2f3"}
{"n": "Spanish: Marshall, Main Line, Classical, 18.c4", "f": "5rk1/5ppp/p1pbr3/1p1n4/2PP2b1/1B1QB1Pq/PP1N1P1P/R3R1K1 b -", "c": "C89t", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d5 e4d5 f6d5 f3e5 c6e5 e1e5 c7c6 d2d4 e7d6 e5e1 d8h4 g2g3 h4h3 c1e3 c8g4 d1d3 a8e8 b1d2 e8e6 c3c4"}
{"n": "Sicilian: Taimanov, 5...a6 6.g3 Nge7", "f": "r1bqkb1r/1p1pnppp/p1n1p3/8/3NP3/2N3P1/PPP2P1P/R1BQKB1R w KQkq", "c": "B46g", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 a7a6 g2g3 g8e7"}
{"n": "English: Symmetrical, Main Line, 7.d3 d6", "f": "r1bq1rk1/pp2ppbp/2np1np1/2p5/2P5/2NP1NP1/PP2PPBP/R1BQ1RK1 w -", "c": "A38n", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 g8f6 e1g1 e8g8 d2d3 d7d6"}
{"n": "Van Geet: 1...d5", "f": "rnbqkbnr/ppp1pppp/8/3p4/8/2N5/PPPPPPPP/R1BQKBNR w KQkq", "c": "A00m", "m": "b1c3 d7d5"}
{"n": "Philidor: Improved Hanham, 7.a4", "f": "r1bq1rk1/pppnbppp/3p1n2/4p3/P1BPP3/2N2N2/1PP2PPP/R1BQ1RK1 b -", "c": "C41v", "m": "e2e4 e7e5 g1f3 d7d6 d2d4 g8f6 b1c3 b8d7 f1c4 f8e7 e1g1 e8g8 a2a4"}
{"n": "Sicilian: Dragon, Yugoslav, Main Line, 12.h4 h5 13.Bg5", "f": "2rq1rk1/pp1bppb1/3p1np1/4n1Bp/3NP2P/1BN2P2/PPPQ2P1/2KR3R b -", "c": "B78n", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 f1c4 c8d7 e1c1 a8c8 c4b3 c6e5 h2h4 h7h5 e3g5"}
{"n": "French: MacCutcheon, Main Line, 11.Nf3 Nc6", "f": "r1bqk2r/pp3p2/2n1p1pp/2ppP3/3P2Q1/2PB1N2/P1PK1PPP/R6R w kq", "c": "C12r", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8b4 e4e5 h7h6 g5d2 b4c3 b2c3 f6e4 d1g4 g7g6 f1d3 e4d2 e1d2 c7c5 g1f3 b8c6"}
{"n": "Reti: Advance, 3.g3 Nc6", "f": "r1bqkbnr/ppp1pppp/2n5/8/2Pp4/5NP1/PP1PPP1P/RNBQKB1R w KQkq", "c": "A09h", "m": "g1f3 d7d5 c2c4 d5d4 g2g3 b8c6"}
{"n": "King's Indian: Four Pawns Attack, 6.Nf3 c5 7.d5 b5 8.cxb5 a6 9.a4", "f": "rnbq1rk1/4ppbp/p2p1np1/1PpP4/P3PP2/2N2N2/1P4PP/R1BQKB1R b KQ", "c": "E76q", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f4 e8g8 g1f3 c7c5 d4d5 b7b5 c4b5 a7a6 a2a4"}
{"n": "King's Indian: Fianchetto, Yugoslav, 7.O-O Nc6", "f": "r1bq1rk1/pp2ppbp/2np1np1/2p5/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 w -", "c": "E65d", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 c7c5 e1g1 b8c6"}
{"n": "Spanish: Exchange, Gligoric, 6.d4 Bg4 Queenswap, 9.Rd3", "f": "r3kbnr/1pp3pp/p1p5/4p3/4P1b1/3R1N2/PPP2PPP/RNB3K1 b kq", "c": "C69f", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5c6 d7c6 e1g1 f7f6 d2d4 c8g4 d4e5 d8d1 f1d1 f6e5 d1d3"}
{"n": "Giuoco Pianissimo: 5.d3 d6 6.O-O O-O", "f": "r1bq1rk1/ppp2ppp/2np1n2/2b1p3/2B1P3/2PP1N2/PP3PPP/RNBQ1RK1 w -", "c": "C54i", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 f8c5 c2c3 g8f6 d2d3 d7d6 e1g1 e8g8"}
{"n": "Sicilian: Maroczy Bind, 6.Nc2 Nf6 7.Nc3 d6 8.Be2 O-O 9.O-O Nd7", "f": "r1bq1rk1/pp1nppbp/2np2p1/8/2P1P3/2N5/PPN1BPPP/R1BQ1RK1 w -", "c": "B37n", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 d4c2 g8f6 b1c3 d7d6 f1e2 e8g8 e1g1 f6d7"}
{"n": "Spanish: Modern Steinitz, 5.c3", "f": "r1bqkbnr/1pp2ppp/p1np4/4p3/B3P3/2P2N2/PP1P1PPP/RNBQK2R b KQkq", "c": "C74", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 d7d6 c2c3"}
{"n": "Pirc: Austrian, 5...O-O 6.e5", "f": "rnbq1rk1/ppp1ppbp/3p1np1/4P3/3P1P2/2N2N2/PPP3PP/R1BQKB1R b KQ", "c": "B09f", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 f2f4 f8g7 g1f3 e8g8 e4e5"}
{"n": "French: Wing Gambit", "f": "rnbqkbnr/pp3ppp/4p3/2ppP3/1P6/5N2/P1PP1PPP/RNBQKB1R b KQkq", "c": "C00k", "m": "e2e4 e7e6 g1f3 d7d5 e4e5 c7c5 b2b4"}
{"n": "Spanish: Open Berlin, 5.d4 Nd6 6.Bxc6 dxc6", "f": "r1bqkb1r/ppp2ppp/2pn4/4p3/3P4/5N2/PPP2PPP/RNBQ1RK1 w kq", "c": "C67p", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 e1g1 f6e4 d2d4 e4d6 b5c6 d7c6"}
{"n": "Catalan: 4.Nf3 Bb4+", "f": "rnbqk2r/ppp2ppp/4pn2/3p4/1bPP4/5NP1/PP2PP1P/RNBQKB1R w KQkq", "c": "E00r", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 g1f3 f8b4"}
{"n": "Sicilian: Kan, 5.c4 Nf6 6.Nc3 Qc7", "f": "rnb1kb1r/1pqp1ppp/p3pn2/8/2PNP3/2N5/PP3PPP/R1BQKB1R w KQkq", "c": "B41l", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 a7a6 c2c4 g8f6 b1c3 d8c7"}
{"n": "Bogo-Indian: 4.Bd2 Bxd2+ 5.Qxd2", "f": "rnbqk2r/pppp1ppp/4pn2/8/2PP4/5N2/PP1QPPPP/RN2KB1R b KQkq", "c": "E11y", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 f8b4 c1d2 b4d2 d1d2"}
{"n": "Spanish: Open, Bernstein, Karpov Gambit", "f": "r2qkb1r/2p2ppp/p1n1b3/1pn1P1N1/3p4/1BP5/PP1N1PPP/R1BQ1RK1 b kq", "c": "C80t", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 d2d4 b7b5 a4b3 d7d5 d4e5 c8e6 b1d2 e4c5 c2c3 d5d4 f3g5"}
{"n": "Queen's Pawn: English Defence, 3.e4", "f": "rnbqkbnr/p1pp1ppp/1p2p3/8/2PPP3/8/PP3PPP/RNBQKBNR b KQkq", "c": "A40g", "m": "d2d4 b7b6 c2c4 e7e6 e2e4"}
{"n": "Alekhine: Modern, Flohr Variation", "f": "rn1qkb1r/pp2pppp/2pp4/3nP3/3P2b1/5N2/PPP1BPPP/RNBQK2R w KQkq", "c": "B05h", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 g1f3 c8g4 f1e2 c7c6"}
{"n": "Sicilian: Sozin, Benko, 7.Nb3 e6", "f": "r1b1kb1r/pp3ppp/1qnppn2/8/2B1P3/1NN5/PPP2PPP/R1BQK2R w KQkq", "c": "B57j", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1c4 d8b6 d4b3 e7e6"}
{"n": "French: Winawer, 4.a3 Bxc3+ 5.bxc3 dxe4 6.Qg4", "f": "rnbqk1nr/ppp2ppp/4p3/8/3Pp1Q1/P1P5/2P2PPP/R1B1KBNR b KQkq", "c": "C15m", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 a2a3 b4c3 b2c3 d5e4 d1g4"}
{"n": "Sicilian: Najdorf, Danner Variation", "f": "rnb1k2r/1p2bppp/p2ppn2/q5B1/3NPP2/2N2Q2/PPP3PP/R3KB1R w KQkq", "c": "B98c", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7 d1f3 d8a5"}
{"n": "Spanish: Marshall, Main Line (12.d4)", "f": "r1bq1rk1/4bppp/p1p5/1p1nR3/3P4/1BP5/PP3PPP/RNBQ2K1 b -", "c": "C89k", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d5 e4d5 f6d5 f3e5 c6e5 e1e5 c7c6 d2d4"}
{"n": "Spanish: Marshall, Main Line, Classical, 18.Bxd5", "f": "5rk1/5ppp/p1pbr3/1p1B4/3P2b1/2PQB1Pq/PP1N1P1P/R3R1K1 b -", "c": "C89u", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d5 e4d5 f6d5 f3e5 c6e5 e1e5 c7c6 d2d4 e7d6 e5e1 d8h4 g2g3 h4h3 c1e3 c8g4 d1d3 a8e8 b1d2 e8e6 b3d5"}
{"n": "Four Knights: Rubinstein, Exchange Variation, 8...Bc5", "f": "r1b1k2r/pppp1ppp/5q2/1Bb5/8/2P5/PPP2PPP/R1BQK2R w KQkq", "c": "C48l", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 f1b5 c6d4 f3d4 e5d4 e4e5 d4c3 e5f6 d8f6 d2c3 f8c5"}
{"n": "King's Indian: Mar del Plata, Bayonet Attack", "f": "r1bq1rk1/ppp1npbp/3p1np1/3Pp3/1PP1P3/2N2N2/P3BPPP/R1BQ1RK1 b -", "c": "E97f", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 b2b4"}
{"n": "Alekhine: Modern, 4...Bg4", "f": "rn1qkb1r/ppp1pppp/3p4/3nP3/3P2b1/5N2/PPP2PPP/RNBQKB1R w KQkq", "c": "B05a", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 g1f3 c8g4"}
{"n": "Queen's Indian: 5.Bg5 h6 6.Bh4 Bb4 7.e3 Bxc3+ 8.bxc3 d6", "f": "rn1qk2r/pbp2pp1/1p1ppn1p/8/2PP3B/2P1PN2/P4PPP/R2QKB1R w KQkq", "c": "E13i", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 b1c3 c8b7 c1g5 h7h6 g5h4 f8b4 e2e3 b4c3 b2c3 d7d6"}
{"n": "Old Indian: 4.Nf3", "f": "rnbqkb1r/ppp2ppp/3p1n2/4p3/2PP4/2N2N2/PP2PPPP/R1BQKB1R b KQkq", "c": "A54", "m": "d2d4 g8f6 c2c4 d7d6 b1c3 e7e5 g1f3"}
{"n": "Sicilian: Dragon, Yugoslav, 10.O-O-O Rc8", "f": "2rq1rk1/pp1bppbp/2np1np1/8/2BNP3/2N1BP2/PPPQ2PP/2KR3R w -", "c": "B78c", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 f1c4 c8d7 e1c1 a8c8"}
{"n": "Queen's Indian: Old Main Line, 9.Qxc3 f5", "f": "rn1q1rk1/pbppb1pp/1p2p3/5p2/2PP4/2Q2NP1/PP2PPBP/R1B2RK1 w -", "c": "E19f", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 f6e4 d1c2 e4c3 c2c3 f7f5"}
{"n": "Sicilian: Boleslavsky, 7.Nf3 h6 8.O-O Be7 9.Re1", "f": "r1bqk2r/pp2bpp1/2np1n1p/4p3/4P3/2N2N2/PPP1BPPP/R1BQR1K1 b kq", "c": "B58m", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1e2 e7e5 d4f3 h7h6 e1g1 f8e7 f1e1"}
{"n": "Alekhine: Modern, Main Line, 8.h3 Bh5 9.Nc3", "f": "rn1qk2r/ppp1bppp/1n1pp3/4P2b/2PP4/2N2N1P/PP2BPP1/R1BQ1RK1 b kq", "c": "B05o", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 g1f3 c8g4 f1e2 e7e6 e1g1 f8e7 c2c4 d5b6 h2h3 g4h5 b1c3"}
{"n": "Gr\u00fcnfeld: Russian, Alekhine, 8.e5 b5 9.Qb3", "f": "rnbq1rk1/2p1ppbp/p4np1/1p2P3/3P4/1QN2N2/PP3PPP/R1B1KB1R b KQ", "c": "D97i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 d1b3 d5c4 b3c4 e8g8 e2e4 a7a6 e4e5 b7b5 c4b3"}
{"n": "King's Indian: 6.Be2 e5 Queenswap, 9.Bg5 Re8 10.Nd5", "f": "rnb1r1k1/ppp2pbp/5np1/3Np1B1/2P1P3/5N2/PP2BPPP/R3K2R b KQ", "c": "E92f", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 d4e5 d6e5 d1d8 f8d8 c1g5 d8e8 c3d5"}
{"n": "Spanish: Classical, 6.c3 Bb6 7.d4 c6 8.Ba4 d6 9.Na3", "f": "r1bqk1nr/pp3ppp/1bpp4/4p3/B2PP3/N1P5/PP3PPP/R1BQ1RK1 b kq", "c": "C64v", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f8c5 e1g1 c6d4 f3d4 c5d4 c2c3 d4b6 d2d4 c7c6 b5a4 d7d6 b1a3"}
{"n": "QGD: 3.Nf3 c6 4.Qc2 Nf6 5.g3", "f": "rnbqkb1r/pp3ppp/2p1pn2/3p4/2PP4/5NP1/PPQ1PP1P/RNB1KB1R b KQkq", "c": "D30p", "m": "d2d4 d7d5 c2c4 e7e6 g1f3 c7c6 d1c2 g8f6 g2g3"}
{"n": "Alekhine: S\u00e4misch Attack, 3...Nxc3 4.dxc3", "f": "rnbqkb1r/pppppppp/8/4P3/8/2P5/PPP2PPP/R1BQKBNR b KQkq", "c": "B02q", "m": "e2e4 g8f6 e4e5 f6d5 b1c3 d5c3 d2c3"}
{"n": "Latvian Gambit: 3.Nxe5 Nc6", "f": "r1bqkbnr/pppp2pp/2n5/4Np2/4P3/8/PPPP1PPP/RNBQKB1R w KQkq", "c": "C40s", "m": "e2e4 e7e5 g1f3 f7f5 f3e5 b8c6"}
{"n": "Four Knights: Double Bishops, 6.d3 Bxc3", "f": "r1bq1rk1/pppp1ppp/2n2n2/1B2p3/4P3/2bP1N2/PPP2PPP/R1BQ1RK1 w -", "c": "C49f", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 f1b5 f8b4 e1g1 e8g8 d2d3 b4c3"}
{"n": "King's Indian: 4.Nf3", "f": "rnbqk2r/ppppppbp/5np1/8/2PP4/2N2N2/PP2PPPP/R1BQKB1R b KQkq", "c": "E61i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3"}
{"n": "Semi-Slav: Meran, Reynolds, 10...c4 11.dxe6 fxe6", "f": "r1bqkb1r/3n2pp/p3pn2/1p6/2p1P3/2NB1N2/PP3PPP/R1BQK2R w KQkq", "c": "D48p", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 a7a6 e3e4 c6c5 d4d5 c5c4 d5e6 f7e6"}
{"n": "King's Indian: 4.e4 d6 5.Bd3 O-O 6.Nge2 c5", "f": "rnbq1rk1/pp2ppbp/3p1np1/2p5/2PPP3/2NB4/PP2NPPP/R1BQK2R w KQ", "c": "E70o", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1d3 e8g8 g1e2 c7c5"}
{"n": "Trompowsky: 2...d5 3.Bxf6 exf6", "f": "rnbqkb1r/ppp2ppp/5p2/3p4/3P4/8/PPP1PPPP/RN1QKBNR w KQkq", "c": "D00k", "m": "d2d4 g8f6 c1g5 d7d5 g5f6 e7f6"}
{"n": "Sicilian: Scheveningen, Keres, 6...h6 7.h4 Nc6 8.Rg1", "f": "r1bqkb1r/pp3pp1/2nppn1p/8/3NP1PP/2N5/PPP2P2/R1BQKBR1 b Qkq", "c": "B81m", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 g2g4 h7h6 h2h4 b8c6 h1g1"}
{"n": "Spanish: Schliemann, 4.Nc3 fxe4 5.Nxe4 d5 6.Nxe5 dxe4 7.Nxc6 Qg5", "f": "r1b1kbnr/ppp3pp/2N5/1B4q1/4p3/8/PPPP1PPP/R1BQK2R w KQkq", "c": "C63u", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f7f5 b1c3 f5e4 c3e4 d7d5 f3e5 d5e4 e5c6 d8g5"}
{"n": "English: 1...e6 2.g3 d5", "f": "rnbqkbnr/ppp2ppp/4p3/3p4/2P5/6P1/PP1PPPBP/RNBQK1NR b KQkq", "c": "A13d", "m": "c2c4 e7e6 g2g3 d7d5 f1g2"}
{"n": "Dutch: 2.Bg5", "f": "rnbqkbnr/ppppp1pp/8/5pB1/3P4/8/PPP1PPPP/RN1QKBNR b KQkq", "c": "A80d", "m": "d2d4 f7f5 c1g5"}
{"n": "Caro-Kann: Gurgenidze: 4.h3", "f": "rnbqkbnr/pp2pp1p/2p3p1/3p4/3PP3/2N4P/PPP2PP1/R1BQKBNR b KQkq", "c": "B15e", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 g7g6 h2h3"}
{"n": "King's Indian: Fianchetto, 6...Nc6 7.d5", "f": "r1bq1rk1/ppp1ppbp/2np1np1/3P4/2P5/2N2NP1/PP2PPBP/R1BQK2R b KQ", "c": "E62m", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8c6 d4d5"}
{"n": "Sicilian: Alapin, 2...Nf6 3.e5 Nd5 4.d4 cxd4 5.Nf3 Nc6 6.Bc4", "f": "r1bqkb1r/pp1ppppp/2n5/3nP3/2Bp4/2P2N2/PP3PPP/RNBQK2R b KQkq", "c": "B22s", "m": "e2e4 c7c5 c2c3 g8f6 e4e5 f6d5 d2d4 c5d4 g1f3 b8c6 f1c4"}
{"n": "King's Indian: Fianchetto, Classical, 9.h3 Re8 10.Be3 exd4", "f": "r1bqr1k1/pp1n1pbp/2pp1np1/8/2PpP3/2N1BNPP/PP3PB1/R2Q1RK1 w -", "c": "E69r", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 c7c6 h2h3 f8e8 c1e3 e5d4"}
{"n": "Modern", "f": "rnbqkbnr/pppppp1p/6p1/8/3PP3/8/PPP2PPP/RNBQKBNR b KQkq", "c": "B06d", "m": "e2e4 g7g6 d2d4"}
{"n": "Sicilian: Pelikan, Chelyabinsk, 9.Bxf6", "f": "r1bqkb1r/5ppp/p1np1B2/1p2p3/4P3/N1N5/PPP2PPP/R2QKB1R b KQkq", "c": "B33s", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e5 d4b5 d7d6 c1g5 a7a6 b5a3 b7b5 g5f6"}
{"n": "Indian: 2.c3", "f": "rnbqkb1r/pppppppp/5n2/8/3P4/2P5/PP2PPPP/RNBQKBNR b KQkq", "c": "A45e", "m": "d2d4 g8f6 c2c3"}
{"n": "Philidor: 3...exd4 4.Nxd4", "f": "rnbqkbnr/ppp2ppp/3p4/8/3NP3/8/PPP2PPP/RNBQKB1R b KQkq", "c": "C41j", "m": "e2e4 e7e5 g1f3 d7d6 d2d4 e5d4 f3d4"}
{"n": "Colle: 3...Bf5, Alekhine Variation", "f": "rn1qkb1r/ppp2ppp/4pn2/3p1b2/3P4/3BPN2/PPP2PPP/RNBQK2R w KQkq", "c": "D04d", "m": "d2d4 d7d5 g1f3 g8f6 e2e3 c8f5 f1d3 e7e6"}
{"n": "QGD: Ragozin, 5.Bg5 h6 6.Bxf6 Qxf6 7.e3", "f": "rnb1k2r/ppp2pp1/4pq1p/3p4/1bPP4/2N1PN2/PP3PPP/R2QKB1R b KQkq", "c": "D38o", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8b4 c1g5 h7h6 g5f6 d8f6 e2e3"}
{"n": "French: Tarrasch, Closed, 5.f4 c5 6.c3 Nc6 7.Ndf3 Qb6 8.h4", "f": "r1b1kb1r/pp1n1ppp/1qn1p3/2ppP3/3P1P1P/2P2N2/PP4P1/R1BQKBNR b KQkq", "c": "C05j", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 g8f6 e4e5 f6d7 f2f4 c7c5 c2c3 b8c6 d2f3 d8b6 h2h4"}
{"n": "Sicilian: Scheveningen, Keres, 6...h6 7.h4 Be7", "f": "rnbqk2r/pp2bpp1/3ppn1p/8/3NP1PP/2N5/PPP2P2/R1BQKB1R w KQkq", "c": "B81k", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 g2g4 h7h6 h2h4 f8e7"}
{"n": "Nimzo-Indian: 4.e3 O-O", "f": "rnbq1rk1/pppp1ppp/4pn2/8/1bPP4/2N1P3/PP3PPP/R1BQKBNR w KQ", "c": "E46", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 e2e3 e8g8"}
{"n": "QGD: 4.Bg5 Be7 5.Nf3 h6 6.Bh4 O-O 7.Rc1", "f": "rnbq1rk1/ppp1bpp1/4pn1p/3p4/2PP3B/2N2N2/PP2PPPP/2RQKB1R b K", "c": "D53k", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 g1f3 h7h6 g5h4 e8g8 a1c1"}
{"n": "QGA: Classical, Early Queenswap", "f": "rnbqkb1r/pp3ppp/4pn2/2P5/2B5/4PN2/PP3PPP/RNBQK2R b KQkq", "c": "D26g", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 d4c5"}
{"n": "Benoni: Four Pawns Attack", "f": "rnbqkb1r/pp3p1p/3p1np1/2pP4/4PP2/2N5/PP4PP/R1BQKBNR b KQkq", "c": "A66", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4"}
{"n": "QGD: Tartakower, 8.cxd5 Nxd5", "f": "rnbq1rk1/p1p1bpp1/1p2p2p/3n4/3P3B/2N1PN2/PP3PPP/R2QKB1R w KQ", "c": "D59a", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5h4 b7b6 c4d5 f6d5"}
{"n": "Two Knights: 5.O-O", "f": "r1bqkb1r/pppp1ppp/2n2n2/8/2BpP3/5N2/PPP2PPP/RNBQ1RK1 b kq", "c": "C55s", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 d2d4 e5d4 e1g1"}
{"n": "Spanish: Archangelsk, Main Line, 10.a4", "f": "r2qk2r/1bp2ppp/pbnp1n2/1p2p3/P2PP3/1BP2N2/1P3PPP/RNBQR1K1 b kq", "c": "C78v", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 b7b5 a4b3 c8b7 f1e1 f8c5 c2c3 d7d6 d2d4 c5b6 a2a4"}
{"n": "Sicilian: Richter-Rauzer, 7...a6 8.O-O-O h6 9.Bf4, 11.f3", "f": "r2qkb1r/1p3pp1/p1bppn1p/8/4PB2/2N2P2/PPPQ2PP/2KR1B1R b kq", "c": "B66h", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 a7a6 e1c1 h7h6 g5f4 c8d7 d4c6 d7c6 f2f3"}
{"n": "Sicilian: Najdorf, 6.Bg5 b5", "f": "rnbqkb1r/4pppp/p2p1n2/1p4B1/3NP3/2N5/PPP2PPP/R2QKB1R w KQkq", "c": "B94b", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 b7b5"}
{"n": "Sicilian: Dragon, Yugoslav, 9.O-O-O d5 10.Qe1", "f": "r1bq1rk1/pp2ppbp/2n2np1/3p4/3NP3/2N1BP2/PPP3PP/2KRQB1R b -", "c": "B76p", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 e1c1 d6d5 d2e1"}
{"n": "King's Indian: Averbakh, 7.d5 e6", "f": "rnbq1rk1/pp3pbp/3ppnp1/2pP2B1/2P1P3/2N5/PP2BPPP/R2QK1NR w KQ", "c": "E75a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 c7c5 d4d5 e7e6"}
{"n": "French: Winawer, 6...Ne7 7.h4 Nbc6", "f": "r1bqk2r/pp2nppp/2n1p3/2ppP3/3P3P/P1P5/2P2PP1/R1BQKBNR w KQkq", "c": "C18i", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3 b2c3 g8e7 h2h4 b8c6"}
{"n": "QGA: Alekhine, Haberditz Variation", "f": "rnbqkbnr/2p1pppp/p7/1p6/2pP4/4PN2/PP3PPP/RNBQKB1R w KQkq", "c": "D22b", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 a7a6 e2e3 b7b5"}
{"n": "Slav: 3.Nc3 Nf6 4.e3", "f": "rnbqkb1r/pp2pppp/2p2n2/3p4/2PP4/2N1P3/PP3PPP/R1BQKBNR b KQkq", "c": "D10u", "m": "d2d4 d7d5 c2c4 c7c6 b1c3 g8f6 e2e3"}
{"n": "Caro-Kann: Two Knights, 3...Bg4 4.h3 Bxf3 5.Qxf3 Nf6", "f": "rn1qkb1r/pp2pppp/2p2n2/3p4/4P3/2N2Q1P/PPPP1PP1/R1B1KB1R w KQkq", "c": "B11f", "m": "e2e4 c7c6 b1c3 d7d5 g1f3 c8g4 h2h3 g4f3 d1f3 g8f6"}
{"n": "Spanish: Closed, Breyer, Main Line", "f": "r2qr1k1/1bpnbppp/p2p1n2/1p2p3/3PP3/2P2N1P/PPBN1PP1/R1BQR1K1 w -", "c": "C95h", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6b8 d2d4 b8d7 b1d2 c8b7 b3c2 f8e8"}
{"n": "Sicilian: Sozin, Benko, 7.Nb3 e6 8.O-O Be7 9.Be3", "f": "r1b1k2r/pp2bppp/1qnppn2/8/2B1P3/1NN1B3/PPP2PPP/R2Q1RK1 b kq", "c": "B57o", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1c4 d8b6 d4b3 e7e6 e1g1 f8e7 c1e3"}
{"n": "King's Indian: Fianchetto, Classical, 9.h3 Qb6 10.Re1", "f": "r1b2rk1/pp1n1pbp/1qpp1np1/4p3/2PPP3/2N2NPP/PP3PB1/R1BQR1K1 b -", "c": "E69k", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 c7c6 h2h3 d8b6 f1e1"}
{"n": "King's Indian: Mar del Plata, Bayonet Attack, 9...Nh5 10.Re1", "f": "r1bq1rk1/ppp1npbp/3p2p1/3Pp2n/1PP1P3/2N2N2/P3BPPP/R1BQR1K1 b -", "c": "E97o", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 b2b4 f6h5 f1e1"}
{"n": "Alekhine: 2.e5", "f": "rnbqkb1r/pppppppp/5n2/4P3/8/8/PPPP1PPP/RNBQKBNR b KQkq", "c": "B02l", "m": "e2e4 g8f6 e4e5"}
{"n": "Sicilian: Najdorf, Main Line", "f": "r1b1k2r/1pqnbppp/p2ppn2/6B1/3NPP2/2N2Q2/PPP3PP/2KR1B1R w kq", "c": "B99a", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7 d1f3 d8c7 e1c1 b8d7"}
{"n": "Queen's Pawn: Krause Variation", "f": "rnbqkbnr/pp2pppp/8/2pp4/3P4/5N2/PPP1PPPP/RNBQKB1R w KQkq", "c": "D02j", "m": "d2d4 d7d5 g1f3 c7c5"}
{"n": "Slav: Central, Main Line", "f": "rn2k2r/pp3ppp/2p1p3/4N3/P1p1q3/8/1P1KQ1PP/R4B1R b kq", "c": "D17q", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 f3e5 e7e6 f2f3 f8b4 e2e4 f5e4 f3e4 f6e4 c1d2 d8d4 c3e4 d4e4 d1e2 b4d2 e1d2"}
{"n": "Old Indian: 5.e4 Be7 6.g3 c6 7.Bg2 O-O 8.O-O a6 9.a4", "f": "r1bq1rk1/1p1nbppp/p1pp1n2/4p3/P1PPP3/2N2NP1/1P3PBP/R1BQ1RK1 b -", "c": "A55h", "m": "d2d4 g8f6 c2c4 d7d6 b1c3 e7e5 g1f3 b8d7 e2e4 f8e7 g2g3 c7c6 f1g2 e8g8 e1g1 a7a6 a2a4"}
{"n": "French: Tarrasch, Open, Main Line, 9.Nb3 Bd6", "f": "r1bqk2r/pp2nppp/2nb4/1B1p4/8/1N3N2/PPP2PPP/R1BQ1RK1 w kq", "c": "C09l", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 e4d5 e6d5 g1f3 b8c6 f1b5 f8d6 e1g1 g8e7 d4c5 d6c5 d2b3 c5d6"}
{"n": "English: Symmetrical, Main Line 7.d4, 9...d6", "f": "r1bq1rk1/pp2ppbp/3p1np1/8/2PQ4/2N3P1/PP2PPBP/R1B2RK1 w -", "c": "A39k", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 g8f6 e1g1 e8g8 d2d4 c5d4 f3d4 c6d4 d1d4 d7d6"}
{"n": "King's Indian: S\u00e4misch, 5...c6 6.Be3", "f": "rnbqk2r/pp2ppbp/2pp1np1/8/2PPP3/2N1BP2/PP4PP/R2QKBNR b KQkq", "c": "E80m", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 c7c6 c1e3"}
{"n": "Queen's Indian: Petrosian, 4...Ba6 5.Qc2 Bb7 6.Nc3 c5 7.e4", "f": "rn1qkb1r/pb1p1ppp/1p2pn2/2p5/2PPP3/P1N2N2/1PQ2PPP/R1B1KB1R b KQkq", "c": "E12i", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 a2a3 c8a6 d1c2 a6b7 b1c3 c7c5 e2e4"}
{"n": "Old Benoni: Neo-Benko, 4.Bg5", "f": "rnbqkb1r/p2ppppp/5n2/1ppP2B1/8/5N2/PPP1PPPP/RN1QKB1R b KQkq", "c": "A43o", "m": "d2d4 c7c5 d4d5 g8f6 g1f3 b7b5 c1g5"}
{"n": "Owen Defence: 2.d4 Bb7", "f": "rn1qkbnr/pbpppppp/1p6/8/3PP3/8/PPP2PPP/RNBQKBNR w KQkq", "c": "B00f", "m": "e2e4 b7b6 d2d4 c8b7"}
{"n": "Sicilian: Kveinys Variation", "f": "rnb1kbnr/pp1p1ppp/1q2p3/8/3NP3/8/PPP2PPP/RNBQKB1R w KQkq", "c": "B40n", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 d8b6"}
{"n": "Spanish: Closed, Anti-Marshall 8.a4 Bb7 9.d3 d6", "f": "r2q1rk1/1bp1bppp/p1np1n2/1p2p3/P3P3/1B1P1N2/1PP2PPP/RNBQR1K1 w -", "c": "C88n", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 a2a4 c8b7 d2d3 d7d6"}
{"n": "King's Indian: 4.Nf3 O-O 5.g3", "f": "rnbq1rk1/ppppppbp/5np1/8/2PP4/2N2NP1/PP2PP1P/R1BQKB1R b KQ", "c": "E61l", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 e8g8 g2g3"}
{"n": "Sicilian: 2.Nf3 d6 3.d3", "f": "rnbqkbnr/pp2pppp/3p4/2p5/4P3/3P1N2/PPP2PPP/RNBQKB1R b KQkq", "c": "B50e", "m": "e2e4 c7c5 g1f3 d7d6 d2d3"}
{"n": "Semi-Slav: Chigorin, 7.Qc2 Main Line, 9...Qe7", "f": "r1b2rk1/pp1nqppp/2pbpn2/8/2BP4/2N1PN2/PPQ2PPP/R1B2RK1 w -", "c": "D46j", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 f8d6 d1c2 e8g8 e1g1 d5c4 d3c4 d8e7"}
{"n": "Queen's Indian: 6.O-O O-O 7.Qc2", "f": "rn1q1rk1/pbppbppp/1p2pn2/8/2PP4/5NP1/PPQ1PPBP/RNB2RK1 b -", "c": "E17o", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 d1c2"}
{"n": "Sicilian: Alapin, 2...Nf6, 5.cxd4 e6", "f": "rnbqkb1r/pp1p1ppp/4p3/3nP3/3P4/8/PP3PPP/RNBQKBNR w KQkq", "c": "B22v", "m": "e2e4 c7c5 c2c3 g8f6 e4e5 f6d5 d2d4 c5d4 c3d4 e7e6"}
{"n": "Benko Gambit: 7.e4", "f": "rn1qkb1r/4pppp/b2p1n2/2pP4/4P3/2N5/PP3PPP/R1BQKBNR b KQkq", "c": "A59a", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6 c8a6 b1c3 d7d6 e2e4"}
{"n": "English: Symmetrical, Main Line 7.d4, 8...Ng4", "f": "r1bq1rk1/pp1pppbp/2n3p1/8/2PN2n1/2N3P1/PP2PPBP/R1BQ1RK1 w -", "c": "A39h", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 g8f6 e1g1 e8g8 d2d4 c5d4 f3d4 f6g4"}
{"n": "French: Tarrasch, 3...Be7 4.Bd3 c5 5.dxc5 Nf6", "f": "rnbqk2r/pp2bppp/4pn2/2Pp4/4P3/3B4/PPPN1PPP/R1BQK1NR w KQkq", "c": "C03i", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 f8e7 f1d3 c7c5 d4c5 g8f6"}
{"n": "QGD: 2...Bf5 3.cxd5 Bxb1 4.Qa4+ c6 5.Rxb1", "f": "rn1qkbnr/pp2pppp/2p5/3P4/Q2P4/8/PP2PPPP/1RB1KBNR b Kkq", "c": "D06u", "m": "d2d4 d7d5 c2c4 c8f5 c4d5 f5b1 d1a4 c7c6 a1b1"}
{"n": "Sicilian: Closed, 6.f4 e6: 9.Be3 Nd4", "f": "r1bq1rk1/pp2npbp/3pp1p1/2p5/3nPP2/2NPBNP1/PPP3BP/R2Q1RK1 w -", "c": "B25t", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 f2f4 e7e6 g1f3 g8e7 e1g1 e8g8 c1e3 c6d4"}
{"n": "Gr\u00fcnfeld: Classical Exchange, 10.Be3 Qa5", "f": "r1b2rk1/pp2ppbp/2n3p1/q1p5/2BPP3/2P1B3/P3NPPP/R2Q1RK1 w -", "c": "D87h", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 f1c4 e8g8 g1e2 c7c5 e1g1 b8c6 c1e3 d8a5"}
{"n": "King's Indian: Fianchetto, Yugoslav System", "f": "rnbq1rk1/pp2ppbp/3p1np1/2p5/2PP4/2N2NP1/PP2PPBP/R1BQK2R w KQ", "c": "E64a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 c7c5"}
{"n": "Sicilian: Accelerated Fianchetto, Modern, 7.Bc4 O-O 8.O-O", "f": "r1bq1rk1/pp1pppbp/2n2np1/8/2BNP3/2N1B3/PPP2PPP/R2Q1RK1 b -", "c": "B35h", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 b1c3 f8g7 c1e3 g8f6 f1c4 e8g8 e1g1"}
{"n": "Benoni: Classical, 8.Bg5", "f": "rnbqk2r/pp3pbp/3p1np1/2pP2B1/4P3/2N2N2/PP3PPP/R2QKB1R b KQkq", "c": "A71", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 g1f3 f8g7 c1g5"}
{"n": "Neo-Gr\u00fcnfeld, 6.cxd5 Nxd5 7.O-O", "f": "rnbq1rk1/ppp1ppbp/6p1/3n4/3P4/5NP1/PP2PPBP/RNBQ1RK1 b -", "c": "D74", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 c4d5 f6d5 e1g1"}
{"n": "English: Symmetrical, Hedgehog, 7.Re1 d5", "f": "rn1qk2r/pb2bppp/1p2pn2/2pp4/2P5/2N2NP1/PP1PPPBP/R1BQR1K1 w kq", "c": "A30o", "m": "c2c4 c7c5 g1f3 g8f6 g2g3 b7b6 f1g2 c8b7 e1g1 e7e6 b1c3 f8e7 f1e1 d7d5"}
{"n": "Trompowsky: 2...Ne4 3.Bf4 c5 4.f3", "f": "rnbqkb1r/pp1ppppp/8/2p5/3PnB2/5P2/PPP1P1PP/RN1QKBNR b KQkq", "c": "A45y", "m": "d2d4 g8f6 c1g5 f6e4 g5f4 c7c5 f2f3"}
{"n": "Sicilian: Boleslavsky, 7.Nf3, 9.Re1 O-O 10.h3 Be6 11.Bf1 Nb8 12.b3", "f": "rn1q1rk1/pp2bpp1/3pbn1p/4p3/4P3/1PN2N1P/P1P2PP1/R1BQRBK1 b -", "c": "B58t", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1e2 e7e5 d4f3 h7h6 e1g1 f8e7 f1e1 e8g8 h2h3 c8e6 e2f1 c6b8 b2b3"}
{"n": "Queen's Indian: Pomar, Polugaevsky, 8...c6 9.cxd5 Nxd5", "f": "rn1q1rk1/pb1pbppp/1pp5/3n4/7N/6P1/PP2PPBP/RNBQ1RK1 w -", "c": "E17x", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 d4d5 e6d5 f3h4 c7c6 c4d5 f6d5"}
{"n": "Slav: 4.Qc2", "f": "rnbqkb1r/pp2pppp/2p2n2/3p4/2PP4/5N2/PPQ1PPPP/RNB1KB1R b KQkq", "c": "D11i", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 d1c2"}
{"n": "Dutch: Leningrad, Main Line, 7.Nc3 c6", "f": "rnbq1rk1/pp2p1bp/2pp1np1/5p2/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 w -", "c": "A88", "m": "d2d4 f7f5 c2c4 g8f6 g2g3 g7g6 f1g2 f8g7 g1f3 e8g8 e1g1 d7d6 b1c3 c7c6"}
{"n": "Spanish: 5.O-O b5 6.Bb3 Bc5 7.c3", "f": "r1bqk2r/2pp1ppp/p1n2n2/1pb1p3/4P3/1BP2N2/PP1P1PPP/RNBQ1RK1 b kq", "c": "C78j", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 b7b5 a4b3 f8c5 c2c3"}
{"n": "Sicilian: 2.Nf3 d6 3.b3 e6", "f": "rnbqkbnr/pp3ppp/3pp3/2p5/4P3/1P3N2/P1PP1PPP/RNBQKB1R w KQkq", "c": "B50d", "m": "e2e4 c7c5 g1f3 d7d6 b2b3 e7e6"}
{"n": "French: Winawer, Alekhine Gambit", "f": "rnbqk1nr/ppp2ppp/4p3/3p4/1b1PP3/2N5/PPP1NPPP/R1BQKB1R b KQkq", "c": "C15n", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 g1e2"}
{"n": "Spanish: Closed, Chigorin, 13...Bd7 14.Nf1 Rac8 15.Ne3", "f": "2r2rk1/2qbbppp/p2p1n2/np2p3/3PP3/4NN1P/PPB2PP1/R1BQR1K1 b -", "c": "C99d", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 d8c7 b1d2 c5d4 c3d4 c8d7 d2f1 a8c8 f1e3"}
{"n": "Caro-Kann: Panov-Botvinnik, 5...Nc6 6.Bg5", "f": "r1bqkb1r/pp2pppp/2n2n2/3p2B1/2PP4/2N5/PP3PPP/R2QKBNR b KQkq", "c": "B13v", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 c2c4 g8f6 b1c3 b8c6 c1g5"}
{"n": "QGD: 4.Bg5 Be7 5.e3 Nbd7", "f": "r1bqk2r/pppnbppp/4pn2/3p2B1/2PP4/2N1P3/PP3PPP/R2QKBNR w KQkq", "c": "D53r", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 b8d7"}
{"n": "Sicilian: Najdorf, Poisoned Pawn, 9.Nb3 Qa3", "f": "rnb1kb1r/1p3ppp/p2ppn2/6B1/4PP2/qNN5/P1PQ2PP/R3KB1R w KQkq", "c": "B97k", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 d8b6 d1d2 b6b2 d4b3 b2a3"}
{"n": "QGD: 4.Bg5 Be7 5.Nf3 h6 6.Bh4", "f": "rnbqk2r/ppp1bpp1/4pn1p/3p4/2PP3B/2N2N2/PP2PPPP/R2QKB1R b KQkq", "c": "D53h", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 g1f3 h7h6 g5h4"}
{"n": "English: Symmetrical", "f": "rnbqkbnr/pp1ppppp/8/2p5/2P5/8/PP1PPPPP/RNBQKBNR w KQkq", "c": "A30a", "m": "c2c4 c7c5"}
{"n": "King's Indian: 6.Be2 Bg4", "f": "rn1q1rk1/ppp1ppbp/3p1np1/8/2PPP1b1/2N2N2/PP2BPPP/R1BQK2R w KQ", "c": "E91u", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 c8g4"}
{"n": "Budapest: Rubinstein, 4...Bb4+", "f": "rnbqk2r/pppp1ppp/8/4P3/1bP2Bn1/8/PP2PPPP/RN1QKBNR w KQkq", "c": "A52i", "m": "d2d4 g8f6 c2c4 e7e5 d4e5 f6g4 c1f4 f8b4"}
{"n": "Sicilian: Richter-Rauzer, Richter Attack", "f": "r1bqkb1r/pp3ppp/2Nppn2/6B1/4P3/2N5/PPP2PPP/R2QKB1R b KQkq", "c": "B62e", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d4c6"}
{"n": "Sicilian: Taimanov, 6.Be3 a6 7.Be2 Nf6 8.a3", "f": "r1b1kb1r/1pqp1ppp/p1n1pn2/8/3NP3/P1N1B3/1PP1BPPP/R2QK2R b KQkq", "c": "B49d", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 c1e3 a7a6 f1e2 g8f6 a2a3"}
{"n": "Sicilian: Flohr, 5.Nb5", "f": "r1b1kbnr/ppqppppp/2n5/1N6/4P3/8/PPP2PPP/RNBQKB1R b KQkq", "c": "B32g", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 d8c7 d4b5"}
{"n": "Spanish: Cozio, 4.O-O g6", "f": "r1bqkb1r/ppppnp1p/2n3p1/1B2p3/4P3/2P2N2/PP1P1PPP/RNBQ1RK1 b kq", "c": "C60u", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8e7 e1g1 g7g6 c2c3"}
{"n": "Sicilian: Richter-Rauzer, 6...e6 7.Be2", "f": "r1bqkb1r/pp3ppp/2nppn2/6B1/3NP3/2N5/PPP1BPPP/R2QK2R b KQkq", "c": "B62b", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 f1e2"}
{"n": "Semi-Slav: Botvinnik, Main Line, 12.g3 c5 13.d5 Qb6", "f": "r3kb1r/pb1n1p2/1q2pP2/1ppP2B1/2p5/2N3P1/PP3P1P/R2QKB1R w KQkq", "c": "D44r", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 c1g5 d5c4 e2e4 b7b5 e4e5 h7h6 g5h4 g7g5 f3g5 h6g5 h4g5 b8d7 e5f6 c8b7 g2g3 c6c5 d4d5 d8b6"}
{"n": "Spanish: Bird's, 5.O-O", "f": "r1bqkbnr/pppp1ppp/8/1B6/3pP3/8/PPPP1PPP/RNBQ1RK1 b kq", "c": "C61f", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 c6d4 f3d4 e5d4 e1g1"}
{"n": "Catalan: 4.Nf3 c6", "f": "rnbqkb1r/pp3ppp/2p1pn2/3p4/2PP4/5NP1/PP2PP1P/RNBQKB1R w KQkq", "c": "E00p", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 g1f3 c7c6"}
{"n": "Alekhine: Modern, Larsen, 5.Nxe5 g6 6.Bc4 c6 7.O-O", "f": "rnbqkb1r/pp2pp1p/2p3p1/3nN3/2BP4/8/PPP2PPP/RNBQ1RK1 b kq", "c": "B04i", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 g1f3 d6e5 f3e5 g7g6 f1c4 c7c6 e1g1"}
{"n": "Queen's Indian: 6.O-O O-O 7.Re1 d5", "f": "rn1q1rk1/pbp1bppp/1p2pn2/3p4/2PP4/5NP1/PP2PPBP/RNBQR1K1 w -", "c": "E17q", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 f1e1 d7d5"}
{"n": "Sicilian: Taimanov, 5.Be3 Nf6", "f": "r1bqkb1r/pp1p1ppp/2n1pn2/8/3NP3/4B3/PPP2PPP/RN1QKB1R w KQkq", "c": "B44h", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 c1e3 g8f6"}
{"n": "Gr\u00fcnfeld: Russian, 7.e4", "f": "rnbq1rk1/ppp1ppbp/5np1/8/2QPP3/2N2N2/PP3PPP/R1B1KB1R b KQ", "c": "D97a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 d1b3 d5c4 b3c4 e8g8 e2e4"}
{"n": "Slav: 4.e3 Bf5 5.cxd5", "f": "rn1qkb1r/pp2pppp/2p2n2/3P1b2/3P4/4PN2/PP3PPP/RNBQKB1R b KQkq", "c": "D12c", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 e2e3 c8f5 c4d5"}
{"n": "Neo-Gr\u00fcnfeld: 3.Nf3 d5", "f": "rnbqkb1r/ppp1pp1p/5np1/3p4/2PP4/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "D70", "m": "d2d4 g8f6 c2c4 g7g6 g1f3 d7d5"}
{"n": "Open Game", "f": "rnbqkbnr/pppp1ppp/8/4p3/4P3/5N2/PPPP1PPP/RNBQKB1R b KQkq", "c": "C40a", "m": "e2e4 e7e5 g1f3"}
{"n": "Sicilian: Taimanov, 5...a6 6.Be2", "f": "r1bqkbnr/1p1p1ppp/p1n1p3/8/3NP3/2N5/PPP1BPPP/R1BQK2R b KQkq", "c": "B46m", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 a7a6 f1e2"}
{"n": "Four Knights: Symmetrical, Maroczy System", "f": "r1bq1rk1/ppp2ppp/2np1n2/1B2p3/1b2P3/3P1N2/PPP1NPPP/R1BQ1RK1 b -", "c": "C49h", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 f1b5 f8b4 e1g1 e8g8 d2d3 d7d6 c3e2"}
{"n": "Benoni: 4.Nf3", "f": "rnbqkb1r/pp1p1ppp/4pn2/2pP4/2P5/5N2/PP2PPPP/RNBQKB1R b KQkq", "c": "A60b", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 g1f3"}
{"n": "English: Wimpey System", "f": "rnbqkb1r/pp3ppp/4pn2/2pp4/2P5/1P2PN2/PB1P1PPP/RN1QKB1R b KQkq", "c": "A13n", "m": "c2c4 e7e6 g1f3 d7d5 b2b3 g8f6 c1b2 c7c5 e2e3"}
{"n": "Modern: 3.c3", "f": "rnbqk1nr/ppppppbp/6p1/8/3PP3/2P5/PP3PPP/RNBQKBNR b KQkq", "c": "B06g", "m": "e2e4 g7g6 d2d4 f8g7 c2c3"}
{"n": "King's Indian: S\u00e4misch, 6...Nc6 7.Qd2 a6", "f": "r1bq1rk1/1pp1ppbp/p1np1np1/8/2PPP3/2N1BP2/PP1Q2PP/R3KBNR w KQ", "c": "E83c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b8c6 d1d2 a7a6"}
{"n": "Modern: Pseudo-Austrian Attack", "f": "rnbqk1nr/pp2ppbp/2pp2p1/8/3PPP2/2N2N2/PPP3PP/R1BQKB1R b KQkq", "c": "B06t", "m": "e2e4 g7g6 d2d4 f8g7 b1c3 d7d6 f2f4 c7c6 g1f3"}
{"n": "QGD: 4.Bg5 Be7 5.Nf3 O-O", "f": "rnbq1rk1/ppp1bppp/4pn2/3p2B1/2PP4/2N2N2/PP2PPPP/R2QKB1R w KQ", "c": "D53l", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 g1f3 e8g8"}
{"n": "Pirc: Classical", "f": "rnbqkb1r/ppp1pp1p/3p1np1/8/3PP3/2N2N2/PPP2PPP/R1BQKB1R b KQkq", "c": "B08a", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 g1f3"}
{"n": "King's Indian: Fianchetto, Uhlmann/Szabo Variation", "f": "r1bq1rk1/ppp2pbp/2np1np1/4p3/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 w -", "c": "E62t", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8c6 e1g1 e7e5"}
{"n": "Sicilian: Closed, 6.Be3 Nf6 7.h3", "f": "r1bqk2r/pp2ppbp/2np1np1/2p5/4P3/2NPB1PP/PPP2PB1/R2QK1NR b KQkq", "c": "B26c", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 c1e3 g8f6 h2h3"}
{"n": "Sicilian: Najdorf, Main Line, 10.Bd3 b5", "f": "r1b1k2r/2qnbppp/p2ppn2/1p4B1/3NPP2/2NB1Q2/PPP3PP/2KR3R w kq", "c": "B99j", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7 d1f3 d8c7 e1c1 b8d7 f1d3 b7b5"}
{"n": "Benoni: 4.Nc3 exd5 5.cxd5 g6", "f": "rnbqkb1r/pp1p1p1p/5np1/2pP4/8/2N5/PP2PPPP/R1BQKBNR w KQkq", "c": "A60o", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 g7g6"}
{"n": "Sicilian: Richter-Rauzer, 7.Qd2 Qb6 8.Nb3 a6 9.O-O-O Be7", "f": "r1b1k2r/1p2bppp/pqnppn2/6B1/4P3/1NN5/PPPQ1PPP/2KR1B1R w kq", "c": "B63g", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 d8b6 d4b3 a7a6 e1c1 f8e7"}
{"n": "QGA: 3.e4 c5", "f": "rnbqkbnr/pp2pppp/8/2p5/2pPP3/8/PP3PPP/RNBQKBNR w KQkq", "c": "D20s", "m": "d2d4 d7d5 c2c4 d5c4 e2e4 c7c5"}
{"n": "King's Indian: Fianchetto, Classical, 9.h3", "f": "r1bq1rk1/pp1n1pbp/2pp1np1/4p3/2PPP3/2N2NPP/PP3PB1/R1BQ1RK1 b -", "c": "E69a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 c7c6 h2h3"}
{"n": "Four Knights: Rubinstein Countergambit", "f": "r1bqkb1r/pppp1ppp/5n2/1B2p3/3nP3/2N2N2/PPPP1PPP/R1BQK2R w KQkq", "c": "C48g", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 f1b5 c6d4"}
{"n": "Neo-King's Indian", "f": "rnbqkb1r/pppppp1p/5np1/8/3P4/5N2/PPP1PPPP/RNBQKB1R w KQkq", "c": "A48a", "m": "d2d4 g8f6 g1f3 g7g6"}
{"n": "King's Indian: Averbakh, 6...c5 7.d5 a6 8.a4", "f": "rnbq1rk1/1p2ppbp/p2p1np1/2pP2B1/P1P1P3/2N5/1P2BPPP/R2QK1NR b KQ", "c": "E74h", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 c7c5 d4d5 a7a6 a2a4"}
{"n": "Queen's Pawn: English Defence, 2.c4 e6", "f": "rnbqkbnr/p1pp1ppp/1p2p3/8/2PP4/8/PP2PPPP/RNBQKBNR w KQkq", "c": "A40e", "m": "d2d4 b7b6 c2c4 e7e6"}
{"n": "Bogo-Indian: Nimzowitsch Variation", "f": "rnb1k2r/ppppqppp/4pn2/8/1bPP4/5N2/PP1BPPPP/RN1QKB1R w KQkq", "c": "E11n", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 f8b4 c1d2 d8e7"}
{"n": "QGA: 4.e3 e6 5.Bxc4 a6 6.O-O", "f": "rnbqkb1r/1pp2ppp/p3pn2/8/2BP4/4PN2/PP3PPP/RNBQ1RK1 b kq", "c": "D26d", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 a7a6 e1g1"}
{"n": "Pirc: Classical, 5.Be3", "f": "rnbqk2r/ppp1ppbp/3p1np1/8/3PP3/2N1BN2/PPP2PPP/R2QKB1R b KQkq", "c": "B08h", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 g1f3 f8g7 c1e3"}
{"n": "French: Burn, 6.Bxf6 gxf6", "f": "rnbqk2r/ppp1bp1p/4pp2/8/3PN3/8/PPP2PPP/R2QKBNR w KQkq", "c": "C11u", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 d5e4 c3e4 f8e7 g5f6 g7f6"}
{"n": "Russian Game: Classical, J\u00e4nisch, Main Line", "f": "r1bq1rk1/ppp1bppp/8/3p4/1nPPn3/5N2/PP2BPPP/RNBQ1RK1 w -", "c": "C42u", "m": "e2e4 e7e5 g1f3 g8f6 f3e5 d7d6 e5f3 f6e4 d2d4 d6d5 f1d3 f8e7 e1g1 b8c6 c2c4 c6b4 d3e2 e8g8"}
{"n": "French: KIA, Reversed Philidor, 4...Nc6 5.c3", "f": "r1bqkb1r/ppp2ppp/2n1pn2/3p4/4P3/2PP1N2/PP1N1PPP/R1BQKB1R b KQkq", "c": "C00v", "m": "e2e4 e7e6 d2d3 d7d5 b1d2 g8f6 g1f3 b8c6 c2c3"}
{"n": "Queen's Indian: Capablanca, 6.Bd2", "f": "rn1qk2r/pbpp1ppp/1p2pn2/8/1bPP4/5NP1/PP1BPPBP/RN1QK2R b KQkq", "c": "E16e", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8b4 c1d2"}
{"n": "English: Symmetrical, 2.Nc3 Nc6 3.Nf3 g6", "f": "r1bqkbnr/pp1ppp1p/2n3p1/2p5/2P5/2N2N2/PP1PPPPP/R1BQKB1R w KQkq", "c": "A35d", "m": "c2c4 c7c5 b1c3 b8c6 g1f3 g7g6"}
{"n": "Benko Gambit: Fianchetto, 9.Bg2", "f": "rn1qk2r/4ppbp/b2p1np1/2pP4/8/2N2NP1/PP2PPBP/R1BQK2R b KQkq", "c": "A58m", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6 c8a6 b1c3 d7d6 g1f3 g7g6 g2g3 f8g7 f1g2"}
{"n": "King's Indian: 4.e4 O-O 5.e5", "f": "rnbq1rk1/ppppppbp/5np1/4P3/2PP4/2N5/PP3PPP/R1BQKBNR b KQ", "c": "E70c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 e8g8 e4e5"}
{"n": "Sicilian: Hungarian, 3.d4", "f": "rnbqkbnr/pp1ppp1p/6p1/2p5/3PP3/5N2/PPP2PPP/RNBQKB1R b KQkq", "c": "B27j", "m": "e2e4 c7c5 g1f3 g7g6 d2d4"}
{"n": "Sicilian: Najdorf, 7.f4 Nbd7 8.Qf3", "f": "r1bqkb1r/1p1n1ppp/p2ppn2/6B1/3NPP2/2N2Q2/PPP3PP/R3KB1R b KQkq", "c": "B96j", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 b8d7 d1f3"}
{"n": "Spanish: Exchange, Gligoric, 6.d4", "f": "r1bqkbnr/1pp3pp/p1p2p2/4p3/3PP3/5N2/PPP2PPP/RNBQ1RK1 b kq", "c": "C69b", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5c6 d7c6 e1g1 f7f6 d2d4"}
{"n": "Sicilian: Hungarian, 3.c3", "f": "rnbqkbnr/pp1ppp1p/6p1/2p5/4P3/2P2N2/PP1P1PPP/RNBQKB1R b KQkq", "c": "B27g", "m": "e2e4 c7c5 g1f3 g7g6 c2c3"}
{"n": "French: Tarrasch, 3...a6", "f": "rnbqkbnr/1pp2ppp/p3p3/3p4/3PP3/8/PPPN1PPP/R1BQKBNR w KQkq", "c": "C03d", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 a7a6"}
{"n": "Caro-Kann: Breyer, 3.Nd2 g6", "f": "rnbqkbnr/pp2pp1p/2p3p1/3p4/4P3/3P4/PPPN1PPP/R1BQKBNR w KQkq", "c": "B10d", "m": "e2e4 c7c6 d2d3 d7d5 b1d2 g7g6"}
{"n": "Gr\u00fcnfeld: 5.Bg5 Ne4 6.cxd5 Nxg5 7.Nxg5 e6 8.Nf3 exd5 9.e3 O-O 10.b4", "f": "rnbq1rk1/ppp2pbp/6p1/3p4/1P1P4/2N1PN2/P4PPP/R2QKB1R b KQ", "c": "D91t", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 c1g5 f6e4 c4d5 e4g5 f3g5 e7e6 g5f3 e6d5 e2e3 e8g8 b2b4"}
{"n": "English: Symmetrical, Hedgehog, 7.d4", "f": "rn1qk2r/pb1pbppp/1p2pn2/2p5/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 b kq", "c": "A30q", "m": "c2c4 c7c5 g1f3 g8f6 g2g3 b7b6 f1g2 c8b7 e1g1 e7e6 b1c3 f8e7 d2d4"}
{"n": "Queen's Indian: 5.Bg5 h6 6.Bh4 Bb4 7.e3 c5", "f": "rn1qk2r/pb1p1pp1/1p2pn1p/2p5/1bPP3B/2N1PN2/PP3PPP/R2QKB1R w KQkq", "c": "E13g", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 b1c3 c8b7 c1g5 h7h6 g5h4 f8b4 e2e3 c7c5"}
{"n": "QGD: Classical, 5...O-O 6.e3 c5 7.dxc5 Bxc5 8.Qc2 Nc6 9.a3 Qa5", "f": "r1b2rk1/pp3ppp/2n1pn2/q1bp4/2P2B2/P1N1PN2/1PQ2PPP/R3KB1R w KQ", "c": "D37t", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8e7 c1f4 e8g8 e2e3 c7c5 d4c5 e7c5 d1c2 b8c6 a2a3 d8a5"}
{"n": "Benko Gambit: 4.cxb5 a6 5.b6 d6", "f": "rnbqkb1r/4pppp/pP1p1n2/2pP4/8/8/PP2PPPP/RNBQKBNR w KQkq", "c": "A57k", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5b6 d7d6"}
{"n": "English: Symmetrical, Main Line, 6.O-O d5", "f": "r1bqk2r/pp2ppbp/2n2np1/2pp4/2P5/2N2NP1/PP1PPPBP/R1BQ1RK1 w kq", "c": "A38d", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 g8f6 e1g1 d7d5"}
{"n": "Old Indian: Main Line", "f": "r1bq1rk1/pp1nbppp/2pp1n2/4p3/2PPP3/2N2N2/PP2BPPP/R1BQ1RK1 w -", "c": "A55k", "m": "d2d4 g8f6 c2c4 d7d6 b1c3 e7e5 g1f3 b8d7 e2e4 f8e7 f1e2 c7c6 e1g1 e8g8"}
{"n": "Sicilian: Alapin, 2...d5 3.exd5 Qxd5 4.d4 Nf6 5.Nf3 Bg4", "f": "rn2kb1r/pp2pppp/5n2/2pq4/3P2b1/2P2N2/PP3PPP/RNBQKB1R w KQkq", "c": "B22k", "m": "e2e4 c7c5 c2c3 d7d5 e4d5 d8d5 d2d4 g8f6 g1f3 c8g4"}
{"n": "Slav: 4.e3 Bf5 5.Nc3", "f": "rn1qkb1r/pp2pppp/2p2n2/3p1b2/2PP4/2N1PN2/PP3PPP/R1BQKB1R b KQkq", "c": "D12i", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 e2e3 c8f5 b1c3"}
{"n": "English: Symmetrical, Main Line 7.d4", "f": "r1bq1rk1/pp1pppbp/2n2np1/8/2Pp4/2N2NP1/PP2PPBP/R1BQ1RK1 w -", "c": "A39b", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 g8f6 e1g1 e8g8 d2d4 c5d4"}
{"n": "Benoni: S\u00e4misch, 8.Bg5 O-O 9.Qd2", "f": "rnbq1rk1/pp3pbp/3p1np1/2pP2B1/4P3/2N2P2/PP1Q2PP/R3KBNR b KQ", "c": "A65p", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f3 f8g7 c1g5 e8g8 d1d2"}
{"n": "Sicilian, Chekhover, 4...a6 5.c4 Nc6 6.Qd2", "f": "r1bqkbnr/1p2pppp/p1np4/8/2P1P3/5N2/PP1Q1PPP/RNB1KB1R b KQkq", "c": "B53i", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 d1d4 a7a6 c2c4 b8c6 d4d2"}
{"n": "Budapest: 3...Ng4", "f": "rnbqkb1r/pppp1ppp/8/4P3/2P3n1/8/PP2PPPP/RNBQKBNR w KQkq", "c": "A52a", "m": "d2d4 g8f6 c2c4 e7e5 d4e5 f6g4"}
{"n": "Sicilian: Dragon, Yugoslav, Main Line, 12.h4 h5 13.Bg5 Rc5 14.g4", "f": "3q1rk1/pp1bppb1/3p1np1/2r1n1Bp/3NP1PP/1BN2P2/PPPQ4/2KR3R b -", "c": "B78p", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 f1c4 c8d7 e1c1 a8c8 c4b3 c6e5 h2h4 h7h5 e3g5 c8c5 g2g4"}
{"n": "Sicilian: Accelerated Pterodactyl, 4.dxc5 Qa5+ 5.c3", "f": "rnb1k1nr/pp1pppbp/6p1/2q5/4P3/2P2N2/PP3PPP/RNBQKB1R w KQkq", "c": "B27r", "m": "e2e4 c7c5 g1f3 g7g6 d2d4 f8g7 d4c5 d8a5 c2c3 a5c5"}
{"n": "King's Indian: S\u00e4misch, Orthodox, 7.Nge2 c6 8.Qd2 Nbd7 9.O-O-O a6", "f": "r1bq1rk1/1p1n1pbp/p1pp1np1/4p3/2PPP3/2N1BP2/PP1QN1PP/2KR1B1R w -", "c": "E86h", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 g1e2 c7c6 d1d2 b8d7 e1c1 a7a6"}
{"n": "QGD: Semi-Tarrasch, 7.Bd3 Main Line, 10.a3 Nf6", "f": "r1bq1rk1/pp2bppp/2n1pn2/8/3P4/P1NB1N2/1P3PPP/R1BQ1RK1 w -", "c": "D42h", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 c4d5 f6d5 e2e3 b8c6 f1d3 c5d4 e3d4 f8e7 e1g1 e8g8 a2a3 d5f6"}
{"n": "King's Indian: Averbakh, 7.d5 e6 8.Qd2 exd5 9.exd5 Re8 10.Nf3 Bg4", "f": "rn1qr1k1/pp3pbp/3p1np1/2pP2B1/2P3b1/2N2N2/PP1QBPPP/R3K2R w KQ", "c": "E75j", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 c7c5 d4d5 e7e6 d1d2 e6d5 e4d5 f8e8 g1f3 c8g4"}
{"n": "Gr\u00fcnfeld: Russian, Smyslov, Main Line, 9...Nb6 10.Rd1", "f": "rn1q1rk1/ppp1ppbp/1n4p1/8/3PP1b1/1QN1BN2/PP3PPP/3RKB1R b K", "c": "D99d", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 d1b3 d5c4 b3c4 e8g8 e2e4 c8g4 c1e3 f6d7 c4b3 d7b6 a1d1"}
{"n": "English: Symmetrical, Botvinnik, 5...Nf6", "f": "r1bqk2r/pp1pppbp/2n2np1/2p5/2P1P3/2N3P1/PP1P1PBP/R1BQK1NR w KQkq", "c": "A36o", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 e2e4 g8f6"}
{"n": "Sicilian: Najdorf, Poisoned Pawn, Main Line, Timman's 13.Be2", "f": "r1b1kb1r/6pp/p1pppn2/6B1/4P3/q1N5/P1PQB1PP/1R2K2R b Kkq", "c": "B97s", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 d8b6 d1d2 b6b2 a1b1 b2a3 f4f5 b8c6 f5e6 f7e6 d4c6 b7c6 f1e2"}
{"n": "English: Symmetrical, Two Knights, 5.Nc3 Nc6 6.e3", "f": "r1bqkb1r/pp1p1ppp/2n1pn2/8/2PN4/2N1P3/PP3PPP/R1BQKB1R b KQkq", "c": "A33d", "m": "c2c4 c7c5 g1f3 g8f6 d2d4 c5d4 f3d4 e7e6 b1c3 b8c6 e2e3"}
{"n": "Spanish: Closed, Exchange, 7.Qe1 Nd7", "f": "r1bqk2r/1ppnbppp/p1p5/4p3/4P3/5N2/PPPP1PPP/RNB1QRK1 w kq", "c": "C85h", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 a4c6 d7c6 d1e1 f6d7"}
{"n": "Queen's Indian: Old Main Line, 9.Qxc3 c5 10.b3", "f": "rn1q1rk1/pb1pbppp/1p2p3/2p5/2PP4/1PQ2NP1/P3PPBP/R1B2RK1 b -", "c": "E19k", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 f6e4 d1c2 e4c3 c2c3 c7c5 b2b3"}
{"n": "Neo-Indian: 3.Nf3 Be7", "f": "rnbqk2r/ppppbppp/4pn2/8/2PP4/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "E10c", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 f8e7"}
{"n": "Sicilian: Open, 2...Nc6, 5...Qb6 6.Nb3 e6 7.Bd3", "f": "r1b1kb1r/pp1p1ppp/1qn1pn2/8/4P3/1NNB4/PPP2PPP/R1BQK2R b KQkq", "c": "B33c", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g8f6 b1c3 d8b6 d4b3 e7e6 f1d3"}
{"n": "Old Benoni: 2.dxc5", "f": "rnbqkbnr/pp1ppppp/8/2P5/8/8/PPP1PPPP/RNBQKBNR b KQkq", "c": "A43b", "m": "d2d4 c7c5 d4c5"}
{"n": "Spanish: Exchange, Gligoric, 8.Nb3 Queenswap, 9...Bg4 10.f3 Be6", "f": "r3kbnr/1pp3pp/p3bp2/2p5/4P3/1N3P2/PPP3PP/RNBR2K1 w kq", "c": "C69n", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5c6 d7c6 e1g1 f7f6 d2d4 e5d4 f3d4 c6c5 d4b3 d8d1 f1d1 c8g4 f2f3 g4e6"}
{"n": "Spanish: Closed, Bogoljubow, 10.d5 Na5 11.Bc2 Qc8", "f": "r1q2rk1/2p1bppp/p2p1n2/np1Pp3/4P1b1/2P2N2/PPB2PPP/RNBQR1K1 w -", "c": "C91g", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 d2d4 c8g4 d4d5 c6a5 b3c2 d8c8"}
{"n": "Spanish: Classical, 4.O-O Nd4 5.Nxd4 Bxd4 6.c3 Bb6 7.d4", "f": "r1bqk1nr/pppp1ppp/1b6/1B2p3/3PP3/2P5/PP3PPP/RNBQ1RK1 b kq", "c": "C64t", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f8c5 e1g1 c6d4 f3d4 c5d4 c2c3 d4b6 d2d4"}
{"n": "Reti: Advance, 3.g3", "f": "rnbqkbnr/ppp1pppp/8/8/2Pp4/5NP1/PP1PPP1P/RNBQKB1R b KQkq", "c": "A09g", "m": "g1f3 d7d5 c2c4 d5d4 g2g3"}
{"n": "QGD Tarrasch: Swedish, 9.e4 dxe4", "f": "r1bqk2r/pp2nppp/2n5/8/1bpPp3/2N2NP1/PP3PBP/R1BQ1RK1 w kq", "c": "D33k", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 c5c4 f1g2 f8b4 e1g1 g8e7 e2e4 d5e4"}
{"n": "French: Winawer, Advance, 4...Ne7 5.Bd2", "f": "rnbqk2r/ppp1nppp/4p3/3pP3/1b1P4/2N5/PPPB1PPP/R2QKBNR b KQkq", "c": "C16k", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 g8e7 c1d2"}
{"n": "Nimzo-Indian: Classical, Adorjan Gambit", "f": "rnbq1rk1/p1pp1ppp/4pn2/1p6/2PP4/P1Q5/1P2PPPP/R1B1KBNR w KQ", "c": "E32i", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 e8g8 a2a3 b4c3 c2c3 b7b5"}
{"n": "Benko Gambit: 7.e4 Line, 9.g4", "f": "rn1qkb1r/4pp1p/3p1np1/2pP4/4P1P1/2N5/PP3P1P/R1BQ1KNR b kq", "c": "A59g", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6 c8a6 b1c3 d7d6 e2e4 a6f1 e1f1 g7g6 g2g4"}
{"n": "QGA: 3.e4 e5", "f": "rnbqkbnr/ppp2ppp/8/4p3/2pPP3/8/PP3PPP/RNBQKBNR w KQkq", "c": "D20v", "m": "d2d4 d7d5 c2c4 d5c4 e2e4 e7e5"}
{"n": "QGA: 3.Nf3 c5 4.e3 cxd4 5.Bxc4", "f": "rnbqkbnr/pp2pppp/8/8/2Bp4/4PN2/PP3PPP/RNBQK2R b KQkq", "c": "D21k", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 c7c5 e2e3 c5d4 f1c4"}
{"n": "Nimzo-Indian: Leningrad, Main Line, 7.e3 O-O", "f": "rnbq1rk1/pp3pp1/3ppn1p/2pP4/1bP4B/2N1P3/PP3PPP/R2QKBNR w KQ", "c": "E31g", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 c1g5 h7h6 g5h4 c7c5 d4d5 d7d6 e2e3 e8g8"}
{"n": "French: Tarrasch, Guimard, 4.Ngf3 Nf6", "f": "r1bqkb1r/ppp2ppp/2n1pn2/3p4/3PP3/5N2/PPPN1PPP/R1BQKB1R w KQkq", "c": "C04a", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 b8c6 g1f3 g8f6"}
{"n": "King's Indian: S\u00e4misch, Panno Main Line, 9.h4 h5 10.O-O-O", "f": "1rbq1rk1/1pp1ppb1/p1np1np1/7p/2PPP2P/2N1BP2/PP1QN1P1/2KR1B1R b -", "c": "E84n", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b8c6 g1e2 a7a6 d1d2 a8b8 h2h4 h7h5 e1c1"}
{"n": "Sicilian: Open, 2...d6, 5.Nc3 Nc6 6.f3 e5", "f": "r1bqkb1r/pp3ppp/2np1n2/4p3/3NP3/2N2P2/PPP3PP/R1BQKB1R w KQkq", "c": "B56m", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f2f3 e7e5"}
{"n": "Caro-Kann: Classical, Spassky, Main Line", "f": "r3kb1r/ppqn1pp1/2p1pn1p/7P/3P4/3Q1NN1/PPPB1PP1/2KR3R w kq", "c": "B19q", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 c8f5 e4g3 f5g6 h2h4 h7h6 g1f3 b8d7 h4h5 g6h7 f1d3 h7d3 d1d3 d8c7 c1d2 e7e6 e1c1 g8f6"}
{"n": "Sicilian: Grand Prix, Tal Defence, 3.exd5", "f": "rnbqkbnr/pp2pppp/8/2pP4/5P2/8/PPPP2PP/RNBQKBNR b KQkq", "c": "B21j", "m": "e2e4 c7c5 f2f4 d7d5 e4d5"}
{"n": "English: Symmetrical, Two Knights", "f": "rnbqkb1r/pp1ppppp/5n2/2p5/2PP4/5N2/PP2PPPP/RNBQKB1R b KQkq", "c": "A31", "m": "c2c4 c7c5 g1f3 g8f6 d2d4"}
{"n": "Queen's Indian: Nimzowitsch, 5.b3 Bb4+ 6.Bd2 Be7 7.Bg2 c6", "f": "rn1qk2r/p2pbppp/bpp1pn2/8/2PP4/1P3NP1/P2BPPBP/RN1QK2R w KQkq", "c": "E15q", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8a6 b2b3 f8b4 c1d2 b4e7 f1g2 c7c6"}
{"n": "Spanish: Closed, Breyer, 10.d4 Nbd7 11.Nbd2 Bb7 12.Bc2", "f": "r2q1rk1/1bpnbppp/p2p1n2/1p2p3/3PP3/2P2N1P/PPBN1PP1/R1BQR1K1 b -", "c": "C95g", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6b8 d2d4 b8d7 b1d2 c8b7 b3c2"}
{"n": "Queen's Pawn: 1...e6 2.Nf3", "f": "rnbqkbnr/pppp1ppp/4p3/8/3P4/5N2/PPP1PPPP/RNBQKB1R b KQkq", "c": "A40n", "m": "d2d4 e7e6 g1f3"}
{"n": "Spanish: Closed, Averbakh, 7.c3 O-O 8.d4 Bd7", "f": "r2q1rk1/1ppbbppp/p1np1n2/4p3/B2PP3/2P2N2/PP3PPP/RNBQR1K1 w -", "c": "C87k", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 d7d6 c2c3 e8g8 d2d4 c8d7"}
{"n": "Pirc: Classical, 5.a4", "f": "rnbqk2r/ppp1ppbp/3p1np1/8/P2PP3/2N2N2/1PP2PPP/R1BQKB1R b KQkq", "c": "B08f", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 g1f3 f8g7 a2a4"}
{"n": "King's Indian: Fianchetto, Yugoslav Panno, 9...a6 10.Qc2 Rb8", "f": "1rbq1rk1/1p2ppbp/p2p1np1/n1pP4/2P5/2N3P1/PPQNPPBP/R1B2RK1 w -", "c": "E66i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 c7c5 e1g1 b8c6 d4d5 c6a5 f3d2 a7a6 d1c2 a8b8"}
{"n": "Sicilian: Scheveningen, Keres Attack", "f": "rnbqkb1r/pp3ppp/3ppn2/8/3NP1P1/2N5/PPP2P1P/R1BQKB1R b KQkq", "c": "B81a", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 g2g4"}
{"n": "Queen's Indian: 4.g3 Bb4+", "f": "rnbqk2r/p1pp1ppp/1p2pn2/8/1bPP4/5NP1/PP2PP1P/RNBQKB1R w KQkq", "c": "E15b", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 f8b4"}
{"n": "Sicilian: Najdorf, 6.f4 Nc6", "f": "r1bqkb1r/1p2pppp/p1np1n2/8/3NPP2/2N5/PPP3PP/R1BQKB1R w KQkq", "c": "B93b", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 f2f4 b8c6"}
{"n": "Nimzo-Indian: Rubinstein", "f": "rnbqk2r/pppp1ppp/4pn2/8/1bPP4/2N1P3/PP3PPP/R1BQKBNR b KQkq", "c": "E40", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 e2e3"}
{"n": "Spanish: 5.O-O b5", "f": "r1bqkb1r/2pp1ppp/p1n2n2/1p2p3/B3P3/5N2/PPPP1PPP/RNBQ1RK1 w kq", "c": "C78e", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 b7b5"}
{"n": "King's Indian: Fianchetto, Classical, 9.h3 exd4", "f": "r1bq1rk1/pp1n1pbp/2pp1np1/8/2PpP3/2N2NPP/PP3PB1/R1BQ1RK1 w -", "c": "E69e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 c7c6 h2h3 e5d4"}
{"n": "Budapest: Adler, 4...Bc5", "f": "rnbqk2r/pppp1ppp/8/2b1P3/2P3n1/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "A52f", "m": "d2d4 g8f6 c2c4 e7e5 d4e5 f6g4 g1f3 f8c5"}
{"n": "Scotch: Steinitz, 5.Nb5", "f": "r1b1kbnr/pppp1ppp/2n5/1N6/4P2q/8/PPP2PPP/RNBQKB1R b KQkq", "c": "C45g", "m": "e2e4 e7e5 g1f3 b8c6 d2d4 e5d4 f3d4 d8h4 d4b5"}
{"n": "Benoni: S\u00e4misch, 8.Nge2", "f": "rnbqk2r/pp3pbp/3p1np1/2pP4/4P3/2N2P2/PP2N1PP/R1BQKB1R b KQkq", "c": "A65l", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f3 f8g7 g1e2"}
{"n": "Benoni: 6.e4", "f": "rnbqkb1r/pp3ppp/3p1n2/2pP4/4P3/2N5/PP3PPP/R1BQKBNR b KQkq", "c": "A65a", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4"}
{"n": "King's Indian: Fianchetto Variation", "f": "rnbqk2r/ppp1ppbp/3p1np1/8/2PP4/2N2NP1/PP2PP1P/R1BQKB1R b KQkq", "c": "E62a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3"}
{"n": "King's Indian: 4.e4 d6 5.Bd3 O-O 6.Nge2 Nc6", "f": "r1bq1rk1/ppp1ppbp/2np1np1/8/2PPP3/2NB4/PP2NPPP/R1BQK2R w KQ", "c": "E70n", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1d3 e8g8 g1e2 b8c6"}
{"n": "QGD: 2...Bf5 3.Nf3 e6 4.Qb3", "f": "rn1qkbnr/ppp2ppp/4p3/3p1b2/2PP4/1Q3N2/PP2PPPP/RNB1KB1R b KQkq", "c": "D06o", "m": "d2d4 d7d5 c2c4 c8f5 g1f3 e7e6 d1b3"}
{"n": "King's Indian: S\u00e4misch, Fianchetto, 7.Bd3 Bb7 8.Nge2", "f": "rn1q1rk1/pbp1ppbp/1p1p1np1/8/2PPP3/2NBBP2/PP2N1PP/R2QK2R b KQ", "c": "E82g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b7b6 f1d3 c8b7 g1e2"}
{"n": "Bogo-Indian: 4.Bd2", "f": "rnbqk2r/pppp1ppp/4pn2/8/1bPP4/5N2/PP1BPPPP/RN1QKB1R b KQkq", "c": "E11g", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 f8b4 c1d2"}
{"n": "Dutch: Ilyin-Zhenevsky, 8.b3", "f": "rnb1qrk1/ppp1b1pp/3ppn2/5p2/2PP4/1PN2NP1/P3PPBP/R1BQ1RK1 b -", "c": "A99", "m": "d2d4 f7f5 c2c4 g8f6 g2g3 e7e6 f1g2 f8e7 g1f3 e8g8 e1g1 d7d6 b1c3 d8e8 b2b3"}
{"n": "Neo-Gr\u00fcnfeld, 6.cxd5 Nxd5 7.O-O Nb6 8.Nc3 Nc6 9.e3", "f": "r1bq1rk1/ppp1ppbp/1nn3p1/8/3P4/2N1PNP1/PP3PBP/R1BQ1RK1 b -", "c": "D76d", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 c4d5 f6d5 e1g1 d5b6 b1c3 b8c6 e2e3"}
{"n": "King's Indian: S\u00e4misch, Fianchetto", "f": "rnbq1rk1/p1p1ppbp/1p1p1np1/8/2PPP3/2N1BP2/PP4PP/R2QKBNR w KQ", "c": "E82a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b7b6"}
{"n": "French: Winawer, Alekhine Gambit Accepted", "f": "rnbqk1nr/ppp2ppp/4p3/8/1b1Pp3/2N5/PPP1NPPP/R1BQKB1R w KQkq", "c": "C15q", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 g1e2 d5e4"}
{"n": "Semi-Slav: Meran, 8...a6 9.e4 c5", "f": "r1bqkb1r/3n1ppp/p3pn2/1pp5/3PP3/2NB1N2/PP3PPP/R1BQK2R w KQkq", "c": "D48k", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 a7a6 e3e4 c6c5"}
{"n": "Barnes Opening", "f": "rnbqkbnr/pppppppp/8/8/8/5P2/PPPPP1PP/RNBQKBNR b KQkq", "c": "A00b", "m": "f2f3"}
{"n": "Alekhine: Exchange, 5...cxd6 6.Nc3 g6 7.Be3", "f": "rnbqkb1r/pp2pp1p/1n1p2p1/8/2PP4/2N1B3/PP3PPP/R2QKBNR b KQkq", "c": "B03t", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 c2c4 d5b6 e5d6 c7d6 b1c3 g7g6 c1e3"}
{"n": "Sicilian: Richter-Rauzer, Larsen, 7.Be2", "f": "r2qkb1r/pp1bpppp/2np1n2/6B1/3NP3/2N5/PPP1BPPP/R2QK2R b KQkq", "c": "B60i", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 c8d7 f1e2"}
{"n": "Sicilian: Taimanov, 5...a6 6.g3 d6", "f": "r1bqkbnr/1p3ppp/p1npp3/8/3NP3/2N3P1/PPP2P1P/R1BQKB1R w KQkq", "c": "B46h", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 a7a6 g2g3 d7d6"}
{"n": "English: Symmetrical, Main Line, 7.d3 a6", "f": "r1bq1rk1/1p1pppbp/p1n2np1/2p5/2P5/2NP1NP1/PP2PPBP/R1BQ1RK1 w -", "c": "A38l", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 g8f6 e1g1 e8g8 d2d3 a7a6"}
{"n": "Spanish: Closed, Averbakh, 7.c3 O-O 8.d4 Bd7 9.Nbd2", "f": "r2q1rk1/1ppbbppp/p1np1n2/4p3/B2PP3/2P2N2/PP1N1PPP/R1BQR1K1 b -", "c": "C87l", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 d7d6 c2c3 e8g8 d2d4 c8d7 b1d2"}
{"n": "Spanish: Closed, Exchange, 7.Nc3 Bg4", "f": "r2qk2r/1pp1bppp/p1p2n2/4p3/4P1b1/2N2N2/PPPP1PPP/R1BQ1RK1 w kq", "c": "C85e", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 a4c6 d7c6 b1c3 c8g4"}
{"n": "French: Rubinstein, 5.Nf3 Ngf6 6.Nxf6+", "f": "r1bqkb1r/pppn1ppp/4pN2/8/3P4/5N2/PPP2PPP/R1BQKB1R b KQkq", "c": "C10l", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 d5e4 c3e4 b8d7 g1f3 g8f6 e4f6"}
{"n": "Caro-Kann: Panov-Botvinnik, 5...e6 6.Nf3 Be7 7.Bd3", "f": "rnbqk2r/pp2bppp/4pn2/3p4/2PP4/2NB1N2/PP3PPP/R1BQK2R b KQkq", "c": "B14l", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 c2c4 g8f6 b1c3 e7e6 g1f3 f8e7 f1d3"}
{"n": "Benoni: Four Pawns, Main Line, 10.Nd2 a6", "f": "rnbqr1k1/1p3pbp/p2p1np1/2pP4/4PP2/2N5/PP1NB1PP/R1BQK2R w KQ", "c": "A69d", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 g1f3 e8g8 f1e2 f8e8 f3d2 a7a6"}
{"n": "Russian Game: Classical, Chigorin Variation", "f": "r1bqk2r/ppp1bppp/2n5/3p4/3Pn3/3B1N2/PPP2PPP/RNBQR1K1 b kq", "c": "C42v", "m": "e2e4 e7e5 g1f3 g8f6 f3e5 d7d6 e5f3 f6e4 d2d4 d6d5 f1d3 f8e7 e1g1 b8c6 f1e1"}
{"n": "Old Indian: Main Line, 8.Qc2", "f": "r1bq1rk1/pp1nbppp/2pp1n2/4p3/2PPP3/2N2N2/PPQ1BPPP/R1B2RK1 b -", "c": "A55o", "m": "d2d4 g8f6 c2c4 d7d6 b1c3 e7e5 g1f3 b8d7 e2e4 f8e7 f1e2 c7c6 e1g1 e8g8 d1c2"}
{"n": "Spanish: Closed, Chigorin, Yugoslav System", "f": "r3r1k1/2qbbp1p/p2p1np1/npp1p3/3PP3/2P1NN1P/PPB2PP1/R1BQR1K1 w -", "c": "C97l", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 d8c7 b1d2 c8d7 d2f1 f8e8 f1e3 g7g6"}
{"n": "English: Symmetrical, Two Knights, 5.Nc3 Nc6 6.Ndb5", "f": "r1bqkb1r/pp1p1ppp/2n1pn2/1N6/2P5/2N5/PP2PPPP/R1BQKB1R b KQkq", "c": "A33g", "m": "c2c4 c7c5 g1f3 g8f6 d2d4 c5d4 f3d4 e7e6 b1c3 b8c6 d4b5"}
{"n": "Vienna Game", "f": "rnbqkbnr/pppp1ppp/8/4p3/4P3/2N5/PPPP1PPP/R1BQKBNR b KQkq", "c": "C25a", "m": "e2e4 e7e5 b1c3"}
{"n": "Pirc: Byrne 4.Bg5", "f": "rnbqkb1r/ppp1pp1p/3p1np1/6B1/3PP3/2N5/PPP2PPP/R2QKBNR b KQkq", "c": "B07w", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 c1g5"}
{"n": "QGD: Exchange, Main Line, 9.Nf3 Re8 10.O-O Nf8 11.h3", "f": "r1bqrnk1/pp2bppp/2p2n2/3p2B1/3P4/2NBPN1P/PPQ2PP1/R4RK1 b -", "c": "D36w", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1g5 c7c6 d1c2 f8e7 e2e3 b8d7 f1d3 e8g8 g1f3 f8e8 e1g1 d7f8 h2h3"}
{"n": "King's Indian: 5.Nf3 O-O 6.h3 e5 7.d5 a5", "f": "rnbq1rk1/1pp2pbp/3p1np1/p2Pp3/2P1P3/2N2N1P/PP3PP1/R1BQKB1R w KQ", "c": "E90q", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 h2h3 e7e5 d4d5 a7a5"}
{"n": "Spanish: Closed 7...d6 8.c3", "f": "r1bqk2r/2p1bppp/p1np1n2/1p2p3/4P3/1BP2N2/PP1P1PPP/RNBQR1K1 b kq", "c": "C88d", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 d7d6 c2c3"}
{"n": "Sicilian: Najdorf, 6.f3", "f": "rnbqkb1r/1p2pppp/p2p1n2/8/3NP3/2N2P2/PPP3PP/R1BQKB1R b KQkq", "c": "B90d", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 f2f3"}
{"n": "Two Knights: Classical, Moller, 10.Bd2 Bb4", "f": "r3k2r/ppp2ppp/2n1b3/q7/1b1pN3/5N2/PPPB1PPP/R2QR1K1 w kq", "c": "C56o", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 d2d4 e5d4 e1g1 f6e4 f1e1 d7d5 c4d5 d8d5 b1c3 d5a5 c3e4 c8e6 c1d2 f8b4"}
{"n": "Reti: Advance, 3.e3 Nc6", "f": "r1bqkbnr/ppp1pppp/2n5/8/2Pp4/4PN2/PP1P1PPP/RNBQKB1R w KQkq", "c": "A09f", "m": "g1f3 d7d5 c2c4 d5d4 e2e3 b8c6"}
{"n": "Semi-Slav: Meran, 8...a6 9.e4", "f": "r1bqkb1r/3n1ppp/p1p1pn2/1p6/3PP3/2NB1N2/PP3PPP/R1BQK2R b KQkq", "c": "D48h", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 a7a6 e3e4"}
{"n": "QGD Tarrasch: 9.b3", "f": "r1bq1rk1/pp2bppp/2n2n2/2pp4/3P4/1PN2NP1/P3PPBP/R1BQ1RK1 b -", "c": "D34d", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 g8f6 f1g2 f8e7 e1g1 e8g8 b2b3"}
{"n": "QGA: Classical, Rubinstein, 8.Qe2 cxd4, 11.Nc3 Nd5", "f": "r1bq1rk1/1p2bppp/p1n1p3/3n4/P1BP4/2N2N2/1P2QPPP/R1BR2K1 w -", "c": "D27w", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 a2a4 b8c6 d1e2 c5d4 f1d1 f8e7 e3d4 e8g8 b1c3 f6d5"}
{"n": "Slav: Geller Gambit, Spassky Variation", "f": "rnbqkb1r/p3pppp/2p2n2/1p6/2pPP3/2N2N2/PPQ2PPP/R1B1KB1R b KQkq", "c": "D15u", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 e2e4 b7b5 d1c2"}
{"n": "Pirc: Classical, 5.Be2 O-O 6.O-O Bg4 7.Be3 Nc6 8.Qd2", "f": "r2q1rk1/ppp1ppbp/2np1np1/8/3PP1b1/2N1BN2/PPPQBPPP/R4RK1 b -", "c": "B08u", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 g1f3 f8g7 f1e2 e8g8 e1g1 c8g4 c1e3 b8c6 d1d2"}
{"n": "Caro-Kann: Classical, 6.h4", "f": "rn1qkbnr/pp2pppp/2p3b1/8/3P3P/6N1/PPP2PP1/R1BQKBNR b KQkq", "c": "B18p", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 c8f5 e4g3 f5g6 h2h4"}
{"n": "Neo-Indian: Blumenfeld/Benoni, 4.e3", "f": "rnbqkb1r/pp1p1ppp/4pn2/2p5/2PP4/4PN2/PP3PPP/RNBQKB1R b KQkq", "c": "E10h", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 c7c5 e2e3"}
{"n": "Dutch: Staunton Gambit, Nimzowitsch Variation", "f": "rnbqkb1r/p1ppp1pp/1p3n2/6B1/3Pp3/2N5/PPP2PPP/R2QKBNR w KQkq", "c": "A83b", "m": "d2d4 f7f5 e2e4 f5e4 b1c3 g8f6 c1g5 b7b6"}
{"n": "Queen's Indian: Petrosian, 6.cxd5 Nxd5 7.e3", "f": "rn1qkb1r/pbp2ppp/1p2p3/3n4/3P4/P1N1PN2/1P3PPP/R1BQKB1R b KQkq", "c": "E12s", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 a2a3 c8b7 b1c3 d7d5 c4d5 f6d5 e2e3"}
{"n": "Sicilian: 2..Nc6, Nimzowitsch Variation", "f": "r1bqkbnr/pp2pppp/2n5/3p4/3NP3/8/PPP2PPP/RNBQKB1R w KQkq", "c": "B32h", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 d7d5"}
{"n": "Vienna: 2...Nc6 3.Bc4", "f": "r1bqkbnr/pppp1ppp/2n5/4p3/2B1P3/2N5/PPPP1PPP/R1BQK1NR b KQkq", "c": "C25j", "m": "e2e4 e7e5 b1c3 b8c6 f1c4"}
{"n": "Semi-Slav: Chigorin, 7.Qc2", "f": "r1bqk2r/pp1n1ppp/2pbpn2/3p4/2PP4/2NBPN2/PPQ2PPP/R1B1K2R b KQkq", "c": "D46f", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 f8d6 d1c2"}
{"n": "Sicilian: Katalimov Variation", "f": "rnbqkbnr/p2ppppp/1p6/2p5/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq", "c": "B27d", "m": "e2e4 c7c5 g1f3 b7b6"}
{"n": "French: Rubinstein, 7.Bg5", "f": "r1bqkb1r/ppp2ppp/4pn2/6B1/3P4/5N2/PPP2PPP/R2QKB1R b KQkq", "c": "C10q", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 d5e4 c3e4 b8d7 g1f3 g8f6 e4f6 d7f6 c1g5"}
{"n": "Spanish: Classical, 4.O-O Nd4 5.Bc4", "f": "r1bqk1nr/pppp1ppp/8/2b1p3/2BnP3/5N2/PPPP1PPP/RNBQ1RK1 b kq", "c": "C64r", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f8c5 e1g1 c6d4 b5c4"}
{"n": "Sicilian: Najdorf, Polugaevsky, 10.exf6 Qe5+ 11.Be2", "f": "rnb1kb1r/5ppp/p3pP2/1p2q1B1/3N4/2N5/PPP1B1PP/R2QK2R b KQkq", "c": "B96r", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 b7b5 e4e5 d6e5 f4e5 d8c7 e5f6 c7e5 f1e2"}
{"n": "King's Indian: Averbakh, 6...Nbd7", "f": "r1bq1rk1/pppnppbp/3p1np1/6B1/2PPP3/2N5/PP2BPPP/R2QK1NR w KQ", "c": "E73m", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 b8d7"}
{"n": "Sicilian: Najdorf, 7.f4 Nbd7", "f": "r1bqkb1r/1p1n1ppp/p2ppn2/6B1/3NPP2/2N5/PPP3PP/R2QKB1R w KQkq", "c": "B96i", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 b8d7"}
{"n": "Reti: KIA", "f": "rnbqkbnr/ppp1pppp/8/3p4/8/5NP1/PPPPPP1P/RNBQKB1R b KQkq", "c": "A07", "m": "g1f3 d7d5 g2g3"}
{"n": "Sicilian, Chekhover, 4...Bd7", "f": "rn1qkbnr/pp1bpppp/3p4/8/3QP3/5N2/PPP2PPP/RNB1KB1R w KQkq", "c": "B53e", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 d1d4 c8d7"}
{"n": "King's Indian: Fianchetto, Yugoslav, 7.O-O", "f": "rnbq1rk1/pp2ppbp/3p1np1/2p5/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 b -", "c": "E65a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 c7c5 e1g1"}
{"n": "King's Indian: S\u00e4misch, Orthodox, 7.d5 c6", "f": "rnbq1rk1/pp3pbp/2pp1np1/3Pp3/2P1P3/2N1BP2/PP4PP/R2QKBNR w KQ", "c": "E88a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 d4d5 c7c6"}
{"n": "Slav: Slav-Reti System", "f": "rn1qkb1r/pp3pp1/2p1pn1p/3p1b2/2PP4/5NP1/PP2PPBP/RNBQ1RK1 w kq", "c": "D11p", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 g2g3 c8f5 f1g2 e7e6 e1g1 h7h6"}
{"n": "Pirc: Austrian, 5...c5 6.Bb5+ Bd7 7.e5 Ng4 8.e6 Bxb5", "f": "rn1qk2r/pp2ppbp/3pP1p1/1bp5/3P1Pn1/2N2N2/PPP3PP/R1BQK2R w KQkq", "c": "B09x", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 f2f4 f8g7 g1f3 c7c5 f1b5 c8d7 e4e5 f6g4 e5e6 d7b5"}
{"n": "English: King's (1...e5)", "f": "rnbqkbnr/pppp1ppp/8/4p3/2P5/8/PP1PPPPP/RNBQKBNR w KQkq", "c": "A20", "m": "c2c4 e7e5"}
{"n": "Sicilian: Accelerated Fianchetto, Modern, 7.Bc4 Qa5 8.O-O O-O 9.Bb3 d6 10.h3 Bd7 11.f4", "f": "r4rk1/pp1bppbp/2np1np1/q7/3NPP2/1BN1B2P/PPP3P1/R2Q1RK1 b -", "c": "B35e", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 b1c3 f8g7 c1e3 g8f6 f1c4 d8a5 e1g1 e8g8 c4b3 d7d6 h2h3 c8d7 f2f4"}
{"n": "English: Symmetrical, 5.e3 e5 (Botvinnik Reversed)", "f": "r1bqk1nr/pp1p1pbp/2n3p1/2p1p3/2P5/2N1P1P1/PP1P1PBP/R1BQK1NR w KQkq", "c": "A36l", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 e2e3 e7e5"}
{"n": "Spanish: Bird's, 5.O-O Bc5 6.d3", "f": "r1bqk1nr/pppp1ppp/8/1Bb5/3pP3/3P4/PPP2PPP/RNBQ1RK1 b kq", "c": "C61j", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 c6d4 f3d4 e5d4 e1g1 f8c5 d2d3"}
{"n": "Slav: Dutch, 8...O-O 9.Nh4 Nbd7 10.Nxf5", "f": "r2q1rk1/pp1n1ppp/2p1pn2/5N2/PbBP4/2N1P3/1P3PPP/R1BQ1RK1 b -", "c": "D18s", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 e2e3 e7e6 f1c4 f8b4 e1g1 e8g8 f3h4 b8d7 h4f5"}
{"n": "Spanish: Closed, Averbakh, 7.c3 Bg4 8.h3", "f": "r2qk2r/1pp1bppp/p1np1n2/4p3/B3P1b1/2P2N1P/PP1P1PP1/RNBQR1K1 b kq", "c": "C87g", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 d7d6 c2c3 c8g4 h2h3"}
{"n": "Catalan: Open, 5.Nf3 a6", "f": "rnbqkb1r/1pp2ppp/p3pn2/8/2pP4/5NP1/PP2PPBP/RNBQK2R w KQkq", "c": "E04e", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 a7a6"}
{"n": "Gr\u00fcnfeld: Russian, Alekhine, 8.Be2 b5 9.Qb3", "f": "rnbq1rk1/2p1ppbp/p4np1/1p6/3PP3/1QN2N2/PP2BPPP/R1B1K2R b KQ", "c": "D97f", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 d1b3 d5c4 b3c4 e8g8 e2e4 a7a6 f1e2 b7b5 c4b3"}
{"n": "QGD: Orthodox Defence", "f": "r1bq1rk1/pppnbppp/4pn2/3p2B1/2PP4/2N1PN2/PP3PPP/R2QKB1R w KQ", "c": "D60", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 b8d7"}
{"n": "Spanish: Exchange, Bronstein, 6.d3", "f": "r1b1kbnr/1pp2ppp/p1pq4/4p3/4P3/3P1N2/PPP2PPP/RNBQ1RK1 b kq", "c": "C68r", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5c6 d7c6 e1g1 d8d6 d2d3"}
{"n": "Scandinavian: 2...Qxd5 3.Nc3 Qa5 4.Nf3", "f": "rnb1kbnr/ppp1pppp/8/q7/8/2N2N2/PPPP1PPP/R1BQKB1R b KQkq", "c": "B01f", "m": "e2e4 d7d5 e4d5 d8d5 b1c3 d5a5 g1f3"}
{"n": "Sicilian: Pelikan, 7.Bg5 a6 8.Bxf6", "f": "r1bqkb1r/1p3ppp/p1np1B2/1N2p3/4P3/2N5/PPP2PPP/R2QKB1R b KQkq", "c": "B33j", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e5 d4b5 d7d6 c1g5 a7a6 g5f6"}
{"n": "Spanish: Closed, 6.Nc3 b5 7.Bb3 d6 8.Nd5", "f": "r1bqk2r/2p1bppp/p1np1n2/1p1Np3/4P3/1B3N2/PPPP1PPP/R1BQ1RK1 b kq", "c": "C84d", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 b1c3 b7b5 a4b3 d7d6 c3d5"}
{"n": "Old Benoni: Schmidt, 6.Be2", "f": "rnbqk2r/pp2ppbp/3p1np1/2pP4/4P3/2N2N2/PPP1BPPP/R1BQK2R b KQkq", "c": "A43x", "m": "d2d4 c7c5 d4d5 d7d6 e2e4 g8f6 b1c3 g7g6 g1f3 f8g7 f1e2"}
{"n": "Scandinavian: Marshall Variation", "f": "rnbqkb1r/ppp1pppp/8/3n4/3P4/8/PPP2PPP/RNBQKBNR w KQkq", "c": "B01w", "m": "e2e4 d7d5 e4d5 g8f6 d2d4 f6d5"}
{"n": "QGD: Alatortsev, 5.Bf4 c6 6.e3 Bf5 7.g4", "f": "rn1qk1nr/pp2bppp/2p5/3p1b2/3P1BP1/2N1P3/PP3P1P/R2QKBNR b KQkq", "c": "D31h", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 f8e7 c4d5 e6d5 c1f4 c7c6 e2e3 c8f5 g2g4"}
{"n": "Sicilian: Scheveningen, Keres, 6...a6", "f": "rnbqkb1r/1p3ppp/p2ppn2/8/3NP1P1/2N5/PPP2P1P/R1BQKB1R w KQkq", "c": "B81c", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 g2g4 a7a6"}
{"n": "French: Tarrasch, Closed, 7.Ngf3 Be7", "f": "r1bqk2r/pp1nbppp/2n1p3/2ppP3/3P4/2PB1N2/PP1N1PPP/R1BQK2R w KQkq", "c": "C05s", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 g8f6 e4e5 f6d7 f1d3 c7c5 c2c3 b8c6 g1f3 f8e7"}
{"n": "Gr\u00fcnfeld: 5.Bg5 Ne4", "f": "rnbqk2r/ppp1ppbp/6p1/3p2B1/2PPn3/2N2N2/PP2PPPP/R2QKB1R w KQkq", "c": "D91d", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 c1g5 f6e4"}
{"n": "Nimzo-Indian: S\u00e4misch, 5...c5 6.e3", "f": "rnbqk2r/pp1p1ppp/4pn2/2p5/2PP4/P1P1P3/5PPP/R1BQKBNR b KQkq", "c": "E26", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 a2a3 b4c3 b2c3 c7c5 e2e3"}
{"n": "Sicilian: Richter-Rauzer, 6...Qb6", "f": "r1b1kb1r/pp2pppp/1qnp1n2/6B1/3NP3/2N5/PPP2PPP/R2QKB1R w KQkq", "c": "B60d", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 d8b6"}
{"n": "Sicilian: Scheveningen, 6.Be3 Nc6", "f": "r1bqkb1r/pp3ppp/2nppn2/8/3NP3/2N1BP2/PPP3PP/R2QKB1R b KQkq", "c": "B80d", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 c1e3 b8c6 f2f3"}
{"n": "Old Indian: Main Line, 8.Re1 Re8", "f": "r1bqr1k1/pp1nbppp/2pp1n2/4p3/2PPP3/2N2N2/PP2BPPP/R1BQR1K1 w -", "c": "A55r", "m": "d2d4 g8f6 c2c4 d7d6 b1c3 e7e5 g1f3 b8d7 e2e4 f8e7 f1e2 c7c6 e1g1 e8g8 f1e1 f8e8"}
{"n": "Caro-Kann: Steinitz Variation", "f": "r1bqkbnr/pp1npppp/2p5/8/3PN3/8/PPP2PPP/R1BQKBNR w KQkq", "c": "B17a", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 b8d7"}
{"n": "Sicilian: Richter-Rauzer, 7...a6, 9.f4 Be7 10.Nf3 b5 11.Bxf6", "f": "r2qk2r/3bbppp/p1nppB2/1p6/4PP2/2N2N2/PPPQ2PP/2KR1B1R b kq", "c": "B69", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 a7a6 e1c1 c8d7 f2f4 f8e7 d4f3 b7b5 g5f6"}
{"n": "QGD: Semi-Tarrasch, 7.Bd3 Main Line, 10.Re1 Nf6", "f": "r1bq1rk1/pp2bppp/2n1pn2/8/3P4/2NB1N2/PP3PPP/R1BQR1K1 w -", "c": "D42l", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 c4d5 f6d5 e2e3 b8c6 f1d3 c5d4 e3d4 f8e7 e1g1 e8g8 f1e1 d5f6"}
{"n": "King's Indian: Fianchetto, Classical, 8.h3 c6", "f": "r1bq1rk1/pp1n1pbp/2pp1np1/4p3/2PP4/2N2NPP/PP2PPB1/R1BQ1RK1 w -", "c": "E67l", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 h2h3 c7c6"}
{"n": "Neo-Gr\u00fcnfeld, Main Line, 10.f4 Nc6 11.Be3", "f": "r1bq1rk1/pp1n1pbp/2n1p1p1/3pN3/3P1P2/2N1B1P1/PP2P1BP/R2Q1RK1 b -", "c": "D79m", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 e1g1 c7c6 c4d5 c6d5 f3e5 e7e6 b1c3 f6d7 f2f4 b8c6 c1e3"}
{"n": "Nimzo-Indian: Classical, 4...c5 5.dxc5 Bxc5", "f": "rnbqk2r/pp1p1ppp/4pn2/2b5/2P5/2N5/PPQ1PPPP/R1B1KBNR w KQkq", "c": "E38e", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 c7c5 d4c5 b4c5"}
{"n": "Spanish: Exchange, 5.Nc3 f6 6.d4", "f": "r1bqkbnr/1pp3pp/p1p2p2/4p3/3PP3/2N2N2/PPP2PPP/R1BQK2R b KQkq", "c": "C68i", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5c6 d7c6 b1c3 f7f6 d2d4"}
{"n": "King's Indian: Glek, 8.Re1 c6", "f": "r1bq1rk1/pp3pbp/n1pp1np1/4p3/2PPP3/2N2N2/PP2BPPP/R1BQR1K1 w -", "c": "E94k", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8a6 f1e1 c7c6"}
{"n": "Three Knights: Winawer Defence", "f": "r1bqkbnr/pppp2pp/2n5/4pp2/4P3/2N2N2/PPPP1PPP/R1BQKB1R w KQkq", "c": "C46b", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 f7f5"}
{"n": "French: Rubinstein, 4...Bd7 5.Nf3 Bc6 6.Bd3 Nd7 7.O-O Ngf6 8.Ng3", "f": "r2qkb1r/pppn1ppp/2b1pn2/8/3P4/3B1NN1/PPP2PPP/R1BQ1RK1 b kq", "c": "C10x", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 d5e4 c3e4 c8d7 g1f3 d7c6 f1d3 b8d7 e1g1 g8f6 e4g3"}
{"n": "Sicilian: Scheveningen, Keres, 6...h6 7.h4 Nc6 8.Rg1 h5", "f": "r1bqkb1r/pp3pp1/2nppn2/7p/3NP1PP/2N5/PPP2P2/R1BQKBR1 w Qkq", "c": "B81n", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 g2g4 h7h6 h2h4 b8c6 h1g1 h6h5"}
{"n": "King's Indian: S\u00e4misch, 5...O-O 6.Be3", "f": "rnbq1rk1/ppp1ppbp/3p1np1/8/2PPP3/2N1BP2/PP4PP/R2QKBNR b KQ", "c": "E81j", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3"}
{"n": "Queen's Indian: 4.g3", "f": "rnbqkb1r/p1pp1ppp/1p2pn2/8/2PP4/5NP1/PP2PP1P/RNBQKB1R b KQkq", "c": "E15a", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3"}
{"n": "QGD: Tartakower, 8.Qb3", "f": "rnbq1rk1/p1p1bpp1/1p2pn1p/3p4/2PP3B/1QN1PN2/PP3PPP/R3KB1R b KQ", "c": "D58b", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5h4 b7b6 d1b3"}
{"n": "Sicilian: 2...d6 3.d4 cxd4", "f": "rnbqkbnr/pp2pppp/3p4/8/3pP3/5N2/PPP2PPP/RNBQKB1R w KQkq", "c": "B53c", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4"}
{"n": "Alekhine: Scandinavian, 3.e5 Ne4", "f": "rnbqkb1r/ppp1pppp/8/3pP3/4n3/2N5/PPPP1PPP/R1BQKBNR w KQkq", "c": "B02e", "m": "e2e4 g8f6 b1c3 d7d5 e4e5 f6e4"}
{"n": "QGA: Classical, 7.Qe2 b5 8.Bb3 Nc6 9.Nc3 Be7", "f": "r1bqk2r/4bppp/p1n1pn2/1pp5/3P4/1BN1PN2/PP2QPPP/R1B2RK1 w kq", "c": "D28n", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 d1e2 b7b5 c4b3 b8c6 b1c3 f8e7"}
{"n": "Sicilian: Scheveningen, English, 7...b5 8.Qd2", "f": "rnbqkb1r/5ppp/p2ppn2/1p6/3NP3/2N1BP2/PPPQ2PP/R3KB1R b KQkq", "c": "B80k", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 c1e3 a7a6 f2f3 b7b5 d1d2"}
{"n": "Vienna: 3.Bc4 Nc6 4.d3 Bb4", "f": "r1bqk2r/pppp1ppp/2n2n2/4p3/1bB1P3/2NP4/PPP2PPP/R1BQK1NR w KQkq", "c": "C28m", "m": "e2e4 e7e5 b1c3 g8f6 f1c4 b8c6 d2d3 f8b4"}
{"n": "Sicilian: Open, 2...d6, 5.Nc3 Nc6 6.Be3 Ng4", "f": "r1bqkb1r/pp2pppp/2np4/8/3NP1n1/2N1B3/PPP2PPP/R2QKB1R w KQkq", "c": "B56q", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1e3 f6g4"}
{"n": "Benoni: 3.d5 a6", "f": "rnbqkb1r/1p1ppppp/p4n2/2pP4/2P5/8/PP2PPPP/RNBQKBNR w KQkq", "c": "A56g", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 a7a6"}
{"n": "Spanish: Classical, 4.c3 Nf6 5.d4", "f": "r1bqk2r/pppp1ppp/2n2n2/1Bb1p3/3PP3/2P2N2/PP3PPP/RNBQK2R b KQkq", "c": "C64i", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f8c5 c2c3 g8f6 d2d4"}
{"n": "English: Symmetrical, 5.Nf3", "f": "r1bqk1nr/pp1pppbp/2n3p1/2p5/2P5/2N2NP1/PP1PPPBP/R1BQK2R b KQkq", "c": "A37a", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3"}
{"n": "English: Symmetrical, Four Knights, 4.g3", "f": "r1bqkb1r/pp1ppppp/2n2n2/2p5/2P5/2N2NP1/PP1PPP1P/R1BQKB1R b KQkq", "c": "A35j", "m": "c2c4 c7c5 b1c3 b8c6 g1f3 g8f6 g2g3"}
{"n": "QGD: Ragozin, 5.Qa4+", "f": "rnbqk2r/ppp2ppp/4pn2/3p4/QbPP4/2N2N2/PP2PPPP/R1B1KB1R b KQkq", "c": "D38b", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8b4 d1a4"}
{"n": "Spanish: Open, 8.Nxe5", "f": "r1bqkb1r/2p2ppp/p1n5/1p1pN3/3Pn3/1B6/PPP2PPP/RNBQ1RK1 b kq", "c": "C80l", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 d2d4 b7b5 a4b3 d7d5 f3e5"}
{"n": "King's Indian: Fianchetto, Classical, 8.Qc2", "f": "r1bq1rk1/pppn1pbp/3p1np1/4p3/2PP4/2N2NP1/PPQ1PPBP/R1B2RK1 b -", "c": "E67h", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 d1c2"}
{"n": "King's Indian: Averbakh, 7.d5 e6 8.Nf3", "f": "rnbq1rk1/pp3pbp/3ppnp1/2pP2B1/2P1P3/2N2N2/PP2BPPP/R2QK2R b KQ", "c": "E75b", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 c7c5 d4d5 e7e6 g1f3"}
{"n": "Sicilian: Kan, 5.Bd3 Qc7", "f": "rnb1kbnr/1pqp1ppp/p3p3/8/3NP3/3B4/PPP2PPP/RNBQK2R w KQkq", "c": "B42d", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 a7a6 f1d3 d8c7"}
{"n": "Catalan: Closed, 7.Qc2 c6 8.Bf4", "f": "r1bq1rk1/pp1nbppp/2p1pn2/3p4/2PP1B2/5NP1/PPQ1PPBP/RN3RK1 b -", "c": "E08g", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 f8e7 g1f3 e8g8 e1g1 b8d7 d1c2 c7c6 c1f4"}
{"n": "QGA: Classical Variation", "f": "rnbqkb1r/pp3ppp/4pn2/2p5/2BP4/4PN2/PP3PPP/RNBQK2R w KQkq", "c": "D26f", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5"}
{"n": "Sicilian: Najdorf, 6...e6 7.Qf3 Be7 8.O-O-O Nbd7", "f": "r1bqk2r/1p1nbppp/p2ppn2/6B1/3NP3/2N2Q2/PPP2PPP/2KR1B1R w kq", "c": "B95m", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 d1f3 f8e7 e1c1 b8d7"}
{"n": "Sicilian: Open, 2...Nc6", "f": "r1bqkbnr/pp1ppppp/2n5/8/3NP3/8/PPP2PPP/RNBQKB1R b KQkq", "c": "B32c", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4"}
{"n": "QGD: Semi-Tarrasch, 6.e3 Nc6 7.Bc4", "f": "r1bqkb1r/pp3ppp/2n1p3/2pn4/2BP4/2N1PN2/PP3PPP/R1BQK2R b KQkq", "c": "D41r", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 c4d5 f6d5 e2e3 b8c6 f1c4"}
{"n": "Semi-Slav: Meran, 8...a6 9.O-O Bb7", "f": "r2qkb1r/1b1n1ppp/p1p1pn2/1p6/3P4/2NBPN2/PP3PPP/R1BQ1RK1 w kq", "c": "D48e", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 a7a6 e1g1 c8b7"}
{"n": "Spanish: Closed, 8.h3 Bb7 9.d3 d6", "f": "r2q1rk1/1bp1bppp/p1np1n2/1p2p3/4P3/1B1P1N1P/PPP2PP1/RNBQR1K1 w -", "c": "C88i", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 h2h3 c8b7 d2d3 d7d6"}
{"n": "Gr\u00fcnfeld: 5.e3 O-O 6.Qb3 b6", "f": "rnbq1rk1/p1p1ppbp/1p3np1/3p4/2PP4/1QN1PN2/PP3PPP/R1B1KB1R w KQ", "c": "D95b", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 e2e3 e8g8 d1b3 b7b6"}
{"n": "Neo-Old Indian: 2.c4 e5", "f": "rnbqkbnr/ppp2ppp/3p4/4p3/2PP4/8/PP2PPPP/RNBQKBNR w KQkq", "c": "A41m", "m": "d2d4 d7d6 c2c4 e7e5"}
{"n": "QGD: Tartakower, 8.cxd5 Nxd5 9.Nxd5", "f": "rnbq1rk1/p1p1bpp1/1p2p2p/3N4/3P3B/4PN2/PP3PPP/R2QKB1R b KQ", "c": "D59b", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5h4 b7b6 c4d5 f6d5 c3d5"}
{"n": "Vienna Gambit: 3...d5 4.exd5", "f": "rnbqkb1r/ppp2ppp/5n2/3Pp3/5P2/2N5/PPPP2PP/R1BQKBNR b KQkq", "c": "C29d", "m": "e2e4 e7e5 b1c3 g8f6 f2f4 d7d5 e4d5"}
{"n": "Open Game", "f": "r1bqkbnr/pppp1ppp/2n5/4p3/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq", "c": "C44a", "m": "e2e4 e7e5 g1f3 b8c6"}
{"n": "Four Knights: Symmetrical, 7.Bg5 Bxc3 8.bxc3 h6", "f": "r1bq1rk1/ppp2pp1/2np1n1p/1B2p1B1/4P3/2PP1N2/P1P2PPP/R2Q1RK1 w -", "c": "C49m", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 f1b5 f8b4 e1g1 e8g8 d2d3 d7d6 c1g5 b4c3 b2c3 h7h6"}
{"n": "English: Symmetrical, 3.g3 g6", "f": "r1bqkbnr/pp1ppp1p/2n3p1/2p5/2P5/2N3P1/PP1PPP1P/R1BQKBNR w KQkq", "c": "A36e", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6"}
{"n": "Catalan: Open, Classical, 8.Qxc4, 10.Bg5", "f": "rn1q1rk1/1bp1bppp/p3pn2/1p4B1/3P4/5NP1/PPQ1PPBP/RN3RK1 b -", "c": "E05r", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 f8e7 e1g1 e8g8 d1c2 a7a6 c2c4 b7b5 c4c2 c8b7 c1g5"}
{"n": "Sicilian: Richter-Rauzer, 7...a6, 9.f4 Be7", "f": "r2qk2r/1p1bbppp/p1nppn2/6B1/3NPP2/2N5/PPPQ2PP/2KR1B1R w kq", "c": "B68", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 a7a6 e1c1 c8d7 f2f4 f8e7"}
{"n": "Sicilian: Closed", "f": "rnbqkbnr/pp2pppp/3p4/2p5/4P3/2N5/PPPP1PPP/R1BQKBNR w KQkq", "c": "B23c", "m": "e2e4 c7c5 b1c3 d7d6"}
{"n": "French: Winawer, 5...Bxc3+", "f": "rnbqk1nr/pp3ppp/4p3/2ppP3/3P4/P1b5/1PP2PPP/R1BQKBNR w KQkq", "c": "C18a", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3"}
{"n": "Sicilian: Richter-Rauzer, 7...a6, 9.f4", "f": "r2qkb1r/1p1b1ppp/p1nppn2/6B1/3NPP2/2N5/PPPQ2PP/2KR1B1R b kq", "c": "B67g", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 a7a6 e1c1 c8d7 f2f4"}
{"n": "French: Tarrasch, Closed, 8...f6 9.exf6, 11...O-O", "f": "r1bq1rk1/pp4pp/2nbpn2/3p4/3P4/3B1N2/PP2NPPP/R1BQ1RK1 w -", "c": "C06s", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 g8f6 e4e5 f6d7 f1d3 c7c5 c2c3 b8c6 g1e2 c5d4 c3d4 f7f6 e5f6 d7f6 e1g1 f8d6 d2f3 e8g8"}
{"n": "French: Winawer, Swiss, 6.b4 cxd4 7.Nb5", "f": "rnbqk1nr/pp3ppp/4p3/bN1pP3/1P1p4/P7/2P2PPP/R1BQKBNR b KQkq", "c": "C17q", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4a5 b2b4 c5d4 c3b5"}
{"n": "King's Indian: Averbakh, 6...Nbd7 7.Qd2 e5", "f": "r1bq1rk1/pppn1pbp/3p1np1/4p1B1/2PPP3/2N5/PP1QBPPP/R3K1NR w KQ", "c": "E73o", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 b8d7 d1d2 e7e5"}
{"n": "Sicilian: Nimzowitsch, 4.Nc3 e6", "f": "rnbqkb1r/pp1p1ppp/4p3/2pnP3/8/2N2N2/PPPP1PPP/R1BQKB1R w KQkq", "c": "B29k", "m": "e2e4 c7c5 g1f3 g8f6 e4e5 f6d5 b1c3 e7e6"}
{"n": "Sicilian: Dragon, 6.Be2 Bg7 7.O-O O-O 8.Re1 Nc6 9.Nb3 Be6", "f": "r2q1rk1/pp2ppbp/2npbnp1/8/4P3/1NN5/PPP1BPPP/R1BQR1K1 w -", "c": "B70r", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 f1e2 f8g7 e1g1 e8g8 f1e1 b8c6 d4b3 c8e6"}
{"n": "King's Indian: Four Pawns Attack, 6.Nf3 Na6", "f": "r1bq1rk1/ppp1ppbp/n2p1np1/8/2PPPP2/2N2N2/PP4PP/R1BQKB1R w KQ", "c": "E76f", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f4 e8g8 g1f3 b8a6"}
{"n": "French: Classical, Steinitz, 7...O-O 8.Nf3 c5", "f": "rnb2rk1/pp1nqppp/4p3/2ppP3/3P1P2/2N2N2/PPP3PP/R2QKB1R w KQ", "c": "C14k", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8e7 e4e5 f6d7 g5e7 d8e7 f2f4 e8g8 g1f3 c7c5"}
{"n": "King's Indian: S\u00e4misch, Fianchetto, Bronstein Variation", "f": "rnbq1rk1/p1p1ppbp/1p1p1np1/8/2PPP3/2NBBP2/PP4PP/R2QK1NR b KQ", "c": "E82d", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b7b6 f1d3"}
{"n": "Sicilian: Richter-Rauzer, 7.Qd2 Be7 8.O-O-O Nxd4 9.Qxd4 O-O", "f": "r1bq1rk1/pp2bppp/3ppn2/6B1/3QP3/2N5/PPP2PPP/2KR1B1R w -", "c": "B63n", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 f8e7 e1c1 c6d4 d2d4 e8g8"}
{"n": "Catalan: Open, Classical, 8.Qxc4", "f": "rnbq1rk1/1pp1bppp/p3pn2/8/2QP4/5NP1/PP2PPBP/RNB2RK1 b -", "c": "E05p", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 f8e7 e1g1 e8g8 d1c2 a7a6 c2c4"}
{"n": "Queen's Indian: Nimzowitsch, 5.b3 d5", "f": "rn1qkb1r/p1p2ppp/bp2pn2/3p4/2PP4/1P3NP1/P3PP1P/RNBQKB1R w KQkq", "c": "E15m", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8a6 b2b3 d7d5"}
{"n": "Spanish: Open Berlin, Winawer Attack", "f": "r1bqk2r/pnppbppp/2p5/4P3/3N4/8/PPP1QPPP/RNB2RK1 b kq", "c": "C67k", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 e1g1 f6e4 d2d4 f8e7 d1e2 e4d6 b5c6 b7c6 d4e5 d6b7 f3d4"}
{"n": "Slav: Central, Piece-Sac Line", "f": "rn1qk2r/pp3ppp/2p1pn2/4N3/PbpPb3/2N2P2/1P4PP/R1BQKB1R w KQkq", "c": "D17p", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 f3e5 e7e6 f2f3 f8b4 e2e4 f5e4"}
{"n": "QGD: Tartakower, 8.Be2 Bb7 9.Bxf6 Bxf6 10.cxd5 exd5 11.b4", "f": "rn1q1rk1/pbp2pp1/1p3b1p/3p4/1P1P4/2N1PN2/P3BPPP/R2QK2R b KQ", "c": "D58n", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5h4 b7b6 f1e2 c8b7 h4f6 e7f6 c4d5 e6d5 b2b4"}
{"n": "Sicilian: Closed, Grand Prix, 3...g6", "f": "r1bqkbnr/pp1ppp1p/2n3p1/2p5/4PP2/2N5/PPPP2PP/R1BQKBNR w KQkq", "c": "B23s", "m": "e2e4 c7c5 b1c3 b8c6 f2f4 g7g6"}
{"n": "King's Indian: Mar del Plata, Bayonet, 9...Nh5 10.Re1 Nf4", "f": "r1bq1rk1/ppp1npbp/3p2p1/3Pp3/1PP1Pn2/2N2N2/P3BPPP/R1BQR1K1 w -", "c": "E97q", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 b2b4 f6h5 f1e1 h5f4"}
{"n": "Gr\u00fcnfeld: Modern Exchange, 8.Be2", "f": "rnbqk2r/pp2ppbp/6p1/2p5/3PP3/2P2N2/P3BPPP/R1BQK2R b KQkq", "c": "D85l", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 g1f3 c7c5 f1e2"}
{"n": "Semi-Slav: Meran, 8...a6 9.O-O Bb7 10.e4", "f": "r2qkb1r/1b1n1ppp/p1p1pn2/1p6/3PP3/2NB1N2/PP3PPP/R1BQ1RK1 b kq", "c": "D48f", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 a7a6 e1g1 c8b7 e3e4"}
{"n": "King's Indian: S\u00e4misch, Panno Main Line, 9.Nc1 e5 10.d5", "f": "1rbq1rk1/1pp2pbp/p1np1np1/3Pp3/2P1P3/2N1BP2/PP1Q2PP/R1N1KB1R b KQ", "c": "E84i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b8c6 g1e2 a7a6 d1d2 a8b8 e2c1 e7e5 d4d5"}
{"n": "Sicilian: O'Kelly, 3.c3 e6", "f": "rnbqkbnr/1p1p1ppp/p3p3/2p5/4P3/2P2N2/PP1P1PPP/RNBQKB1R w KQkq", "c": "B28i", "m": "e2e4 c7c5 g1f3 a7a6 c2c3 e7e6"}
{"n": "Benko Gambit: Accepted, 6.Nc3", "f": "rn1qkb1r/3ppppp/b4n2/2pP4/8/2N5/PP2PPPP/R1BQKBNR b KQkq", "c": "A58e", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6 c8a6 b1c3"}
{"n": "Sicilian: Richter-Rauzer, 7.Qd2 h6 8.Bxf6 gxf6 9.O-O-O a6 10.f4", "f": "r1bqkb1r/1p3p2/p1nppp1p/8/3NPP2/2N5/PPPQ2PP/2KR1B1R b kq", "c": "B63j", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 h7h6 g5f6 g7f6 e1c1 a7a6 f2f4"}
{"n": "Slav: 3.Nf3 Nf6", "f": "rnbqkb1r/pp2pppp/2p2n2/3p4/2PP4/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "D11g", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6"}
{"n": "Slav: Central, 6.Ne5 e6", "f": "rn1qkb1r/pp3ppp/2p1pn2/4Nb2/P1pP4/2N5/1P2PPPP/R1BQKB1R w KQkq", "c": "D17k", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 f3e5 e7e6"}
{"n": "Sicilian: Richter-Rauzer, 7...a6 8.O-O-O h6 9.Be3 Be7 10.f4 Nxd4", "f": "r1bqk2r/1p2bpp1/p2ppn1p/8/3nPP2/2N1B3/PPPQ2PP/2KR1B1R w kq", "c": "B66p", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 a7a6 e1c1 h7h6 g5e3 f8e7 f2f4 c6d4"}
{"n": "Sicilian: Accelerated Fianchetto, Modern, 7.Bc4", "f": "r1bqk2r/pp1pppbp/2n2np1/8/2BNP3/2N1B3/PPP2PPP/R2QK2R b KQkq", "c": "B35a", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 b1c3 f8g7 c1e3 g8f6 f1c4"}
{"n": "King's Indian: Mar del Plata, 9.Nd2 a5 10.a3 Nd7", "f": "r1bq1rk1/1ppnnpbp/3p2p1/p2Pp3/2P1P3/P1N5/1P1NBPPP/R1BQ1RK1 w -", "c": "E97z", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 f3d2 a7a5 a2a3 f6d7"}
{"n": "Sicilian: Najdorf, 6.f4 e5 7.Nf3 Qc7", "f": "rnb1kb1r/1pq2ppp/p2p1n2/4p3/4PP2/2N2N2/PPP3PP/R1BQKB1R w KQkq", "c": "B93l", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 f2f4 e7e5 d4f3 d8c7"}
{"n": "Caro-Kann: English, Exchange, 4...Nf6 5.Nc3 Nxd5", "f": "rnbqkb1r/pp2pppp/8/3n4/8/2N5/PP1P1PPP/R1BQKBNR w KQkq", "c": "B10n", "m": "e2e4 c7c6 c2c4 d7d5 e4d5 c6d5 c4d5 g8f6 b1c3 f6d5"}
{"n": "French: MacCutcheon, Lasker, 7.bxc3", "f": "rnbqk2r/ppp2pp1/4pn1p/3pP3/3P4/2P5/P1PB1PPP/R2QKBNR b KQkq", "c": "C12k", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8b4 e4e5 h7h6 g5d2 b4c3 b2c3"}
{"n": "Nimzo-Indian: Classical, 4...c5 5.dxc5 Bxc5 6.Nf3 Qb6", "f": "rnb1k2r/pp1p1ppp/1q2pn2/2b5/2P5/2N2N2/PPQ1PPPP/R1B1KB1R w KQkq", "c": "E38f", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 c7c5 d4c5 b4c5 g1f3 d8b6"}
{"n": "Sicilian: Open, 2...d6, 4...Nf6", "f": "rnbqkb1r/pp2pppp/3p1n2/8/3NP3/8/PPP2PPP/RNBQKB1R w KQkq", "c": "B54d", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6"}
{"n": "Sicilian: Taimanov, 6.Be3 a6 7.Qd2", "f": "r1b1kbnr/1pqp1ppp/p1n1p3/8/3NP3/2N1B3/PPPQ1PPP/R3KB1R b KQkq", "c": "B48g", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 c1e3 a7a6 d1d2"}
{"n": "King's Indian: Fianchetto, Panno, 8.b3 Rb8", "f": "1rbq1rk1/1pp1ppbp/p1np1np1/8/2PP4/1PN2NP1/P3PPBP/R1BQ1RK1 w -", "c": "E63e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8c6 e1g1 a7a6 b2b3 a8b8"}
{"n": "Sicilian: Sozin, Benko, 7.Ndb5", "f": "r1b1kb1r/pp2pppp/1qnp1n2/1N6/2B1P3/2N5/PPP2PPP/R1BQK2R b KQkq", "c": "B57f", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1c4 d8b6 d4b5"}
{"n": "King's Indian: S\u00e4misch, Orthodox, 7.d5 c6 8.Qd2 cxd5 9.cxd5 a6", "f": "rnbq1rk1/1p3pbp/p2p1np1/3Pp3/4P3/2N1BP2/PP1Q2PP/R3KBNR w KQ", "c": "E88d", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 d4d5 c7c6 d1d2 c6d5 c4d5 a7a6"}
{"n": "Slav: Dutch, 8...O-O 9.Qe2 Nbd7 10.e4", "f": "r2q1rk1/pp1n1ppp/2p1pn2/5b2/PbBPP3/2N2N2/1P2QPPP/R1B2RK1 b -", "c": "D19i", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 e2e3 e7e6 f1c4 f8b4 e1g1 e8g8 d1e2 b8d7 e3e4"}
{"n": "Spanish: Exchange, Gligoric, 6.d4 Bg4 Queenswap, 9.Rd3 Bd6", "f": "r3k1nr/1pp3pp/p1pb4/4p3/4P1b1/3R1N2/PPP2PPP/RNB3K1 w kq", "c": "C69g", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5c6 d7c6 e1g1 f7f6 d2d4 c8g4 d4e5 d8d1 f1d1 f6e5 d1d3 f8d6"}
{"n": "Sicilian: Najdorf, Poisoned Pawn, 8.a3", "f": "rnb1kb1r/1p3ppp/pq1ppn2/6B1/3NPP2/P1N5/1PP3PP/R2QKB1R b KQkq", "c": "B97c", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 d8b6 a2a3"}
{"n": "Spanish: Closed, Exchange, 7.Nc3", "f": "r1bqk2r/1pp1bppp/p1p2n2/4p3/4P3/2N2N2/PPPP1PPP/R1BQ1RK1 b kq", "c": "C85d", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 a4c6 d7c6 b1c3"}
{"n": "English: Symmetrical, Main Line 7.d4, 10.Qd3", "f": "r1bq1rk1/pp2ppbp/3p1np1/8/2P5/2NQ2P1/PP2PPBP/R1B2RK1 b -", "c": "A39m", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 g8f6 e1g1 e8g8 d2d4 c5d4 f3d4 c6d4 d1d4 d7d6 d4d3"}
{"n": "Old Indian: 5.e4 g6", "f": "r1bqkb1r/pppn1p1p/3p1np1/4p3/2PPP3/2N2N2/PP3PPP/R1BQKB1R w KQkq", "c": "A55b", "m": "d2d4 g8f6 c2c4 d7d6 b1c3 e7e5 g1f3 b8d7 e2e4 g7g6"}
{"n": "French: Winawer, Alekhine Gambit, 4...Nf6", "f": "rnbqk2r/ppp2ppp/4pn2/3p4/1b1PP3/2N5/PPP1NPPP/R1BQKB1R w KQkq", "c": "C15o", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 g1e2 g8f6"}
{"n": "Spanish: Closed, Karpov Variation", "f": "r1bq1rk1/2pnbppp/p1np4/1p2p3/4P3/1BP2N1P/PP1P1PP1/RNBQR1K1 w -", "c": "C92e", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 f6d7"}
{"n": "Sicilian: Richter-Rauzer, 7...a6, 9.f4 h6 10.Bh4 g5", "f": "r2qkb1r/1p1b1p2/p1nppn1p/6p1/3NPP1B/2N5/PPPQ2PP/2KR1B1R w kq", "c": "B67j", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 a7a6 e1c1 c8d7 f2f4 h7h6 g5h4 g7g5"}
{"n": "Bogo-Indian: 4.Bd2 Be7 5.g3 d5 6.Bg2 O-O 7.O-O c6 8.Qc2", "f": "rnbq1rk1/pp2bppp/2p1pn2/3p4/2PP4/5NP1/PPQBPPBP/RN3RK1 b -", "c": "E11i", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 f8b4 c1d2 b4e7 g2g3 d7d5 f1g2 e8g8 e1g1 c7c6 d1c2"}
{"n": "Spanish: Closed, Smyslov Defence", "f": "r1bq1rk1/2p1bpp1/p1np1n1p/1p2p3/4P3/1BP2N1P/PP1P1PP1/RNBQR1K1 w -", "c": "C93", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 h7h6"}
{"n": "Sicilian: Open, 2...e6, 4.Nxd4 Nf6 5.Bd3 Nc6 6.Nxc6", "f": "r1bqkb1r/pp1p1ppp/2N1pn2/8/4P3/3B4/PPP2PPP/RNBQK2R b KQkq", "c": "B40q", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 g8f6 f1d3 b8c6 d4c6"}
{"n": "Caro-Kann: Gurgenidze/Modern", "f": "rnbqkbnr/pp2pp1p/2p3p1/3p4/3PP3/2N5/PPP2PPP/R1BQKBNR w KQkq", "c": "B15c", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 g7g6"}
{"n": "Sicilian: Najdorf, 6.Be2 e5 7.Nb3", "f": "rnbqkb1r/1p3ppp/p2p1n2/4p3/4P3/1NN5/PPP1BPPP/R1BQK2R b KQkq", "c": "B92e", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 f1e2 e7e5 d4b3"}
{"n": "Sicilian: Dragon, Yugoslav, Main Line, 12.h4 h5 13.Bg5 Rc5", "f": "3q1rk1/pp1bppb1/3p1np1/2r1n1Bp/3NP2P/1BN2P2/PPPQ2P1/2KR3R w -", "c": "B78o", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 f1c4 c8d7 e1c1 a8c8 c4b3 c6e5 h2h4 h7h5 e3g5 c8c5"}
{"n": "Spanish: N\u00fcrnberg Variation", "f": "r1bqkbnr/pppp2pp/2n2p2/1B2p3/4P3/5N2/PPPP1PPP/RNBQK2R w KQkq", "c": "C60c", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f7f6"}
{"n": "Sicilian: 3.Bb5+ Nc6 4.O-O", "f": "r1bqkbnr/pp2pppp/2np4/1Bp5/4P3/5N2/PPPP1PPP/RNBQ1RK1 b kq", "c": "B51m", "m": "e2e4 c7c5 g1f3 d7d6 f1b5 b8c6 e1g1"}
{"n": "Sicilian: Najdorf, Polugaevsky, 10.Qe2", "f": "rnb1kb1r/2q2ppp/p3pn2/1p2P1B1/3N4/2N5/PPP1Q1PP/R3KB1R b KQkq", "c": "B96t", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 b7b5 e4e5 d6e5 f4e5 d8c7 d1e2"}
{"n": "French: Tarrasch, Closed, 8...f6 9.Nf4", "f": "r1bqkb1r/pp1n2pp/2n1pp2/3pP3/3P1N2/3B4/PP1N1PPP/R1BQK2R b KQkq", "c": "C06l", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 g8f6 e4e5 f6d7 f1d3 c7c5 c2c3 b8c6 g1e2 c5d4 c3d4 f7f6 e2f4"}
{"n": "Sicilian: Accelerated Pterodactyl", "f": "rnbqk1nr/pp1pppbp/6p1/2p5/3PP3/5N2/PPP2PPP/RNBQKB1R w KQkq", "c": "B27m", "m": "e2e4 c7c5 g1f3 g7g6 d2d4 f8g7"}
{"n": "King's Indian: Fianchetto without Nc3, 6...Nbd7 7.Qc2", "f": "r1bq1rk1/pppnppbp/3p1np1/8/2PP4/5NP1/PPQ1PPBP/RNB2RK1 b -", "c": "E60p", "m": "d2d4 g8f6 c2c4 g7g6 g1f3 f8g7 g2g3 e8g8 f1g2 d7d6 e1g1 b8d7 d1c2"}
{"n": "Slav: 4.e3 Bf5 5.cxd5 cxd5 6.Qb3 Qc7", "f": "rn2kb1r/ppq1pppp/5n2/3p1b2/3P4/1Q2PN2/PP3PPP/RNB1KB1R w KQkq", "c": "D12e", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 e2e3 c8f5 c4d5 c6d5 d1b3 d8c7"}
{"n": "King's Indian: 5.Nf3 O-O 6.h3 c5 7.d5 e6 8.Bd3 Na6", "f": "r1bq1rk1/pp3pbp/n2ppnp1/2pP4/2P1P3/2NB1N1P/PP3PP1/R1BQK2R w KQ", "c": "E90w", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 h2h3 c7c5 d4d5 e7e6 f1d3 b8a6"}
{"n": "French: Advance, Euwe, 6.Be2 Nge7", "f": "r2qkb1r/pp1bnppp/2n1p3/2ppP3/3P4/2P2N2/PP2BPPP/RNBQK2R w KQkq", "c": "C02q", "m": "e2e4 e7e6 d2d4 d7d5 e4e5 c7c5 c2c3 b8c6 g1f3 c8d7 f1e2 g8e7"}
{"n": "Giuoco Piano: 4.O-O", "f": "r1bqk1nr/pppp1ppp/2n5/2b1p3/2B1P3/5N2/PPPP1PPP/RNBQ1RK1 b kq", "c": "C50k", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 f8c5 e1g1"}
{"n": "Spanish: Closed, Averbakh (Russian) Variation", "f": "r1bqk2r/1pp1bppp/p1np1n2/4p3/B3P3/5N2/PPPP1PPP/RNBQR1K1 w kq", "c": "C87b", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 d7d6"}
{"n": "Catalan: Closed, Main Line, 9.b3", "f": "r1bq1rk1/p2nbppp/1pp1pn2/3p4/2PP4/1P3NP1/P1QNPPBP/R1B2RK1 b -", "c": "E09e", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 f8e7 g1f3 e8g8 e1g1 b8d7 d1c2 c7c6 b1d2 b7b6 b2b3"}
{"n": "Old Benoni", "f": "rnbqkbnr/pp1ppppp/8/2p5/3P4/8/PPP1PPPP/RNBQKBNR w KQkq", "c": "A43a", "m": "d2d4 c7c5"}
{"n": "Old Benoni: 2.d5", "f": "rnbqkbnr/pp1ppppp/8/2pP4/8/8/PPP1PPPP/RNBQKBNR b KQkq", "c": "A43e", "m": "d2d4 c7c5 d4d5"}
{"n": "Sicilian: Najdorf, 8...Qc7 9.O-O-O b5", "f": "rnb1k2r/2q1bppp/p2ppn2/1p4B1/3NPP2/2N2Q2/PPP3PP/2KR1B1R w kq", "c": "B98o", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7 d1f3 d8c7 e1c1 b7b5"}
{"n": "Dutch: Stonewall, 7.Nc3 c6", "f": "rnbq1rk1/pp2b1pp/2p1pn2/3p1p2/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 w -", "c": "A95", "m": "d2d4 f7f5 c2c4 g8f6 g2g3 e7e6 f1g2 f8e7 g1f3 e8g8 e1g1 d7d5 b1c3 c7c6"}
{"n": "Spanish: Classical, Cordel Gambit", "f": "r1bqk1nr/pppp2pp/2n5/1Bb1pp2/4P3/2P2N2/PP1P1PPP/RNBQK2R w KQkq", "c": "C64f", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f8c5 c2c3 f7f5"}
{"n": "Spanish: Closed, Bogoljubow Variation", "f": "r2q1rk1/2p1bppp/p1np1n2/1p2p3/3PP1b1/1BP2N2/PP3PPP/RNBQR1K1 w -", "c": "C91b", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 d2d4 c8g4"}
{"n": "King's Indian: Averbakh, 6...c5 7.d5 h6", "f": "rnbq1rk1/pp2ppb1/3p1npp/2pP2B1/2P1P3/2N5/PP2BPPP/R2QK1NR w KQ", "c": "E74j", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 c7c5 d4d5 h7h6"}
{"n": "Spanish: Classical, Cordel Gambit, 5.d4", "f": "r1bqk1nr/pppp2pp/2n5/1Bb1pp2/3PP3/2P2N2/PP3PPP/RNBQK2R b KQkq", "c": "C64g", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f8c5 c2c3 f7f5 d2d4"}
{"n": "King's Indian: Fianchetto, Yugoslav Panno, 9...a6", "f": "r1bq1rk1/1p2ppbp/p2p1np1/n1pP4/2P5/2N3P1/PP1NPPBP/R1BQ1RK1 w -", "c": "E66e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 c7c5 e1g1 b8c6 d4d5 c6a5 f3d2 a7a6"}
{"n": "Sicilian: Najdorf, 6...e6 7.Qf3 Be7", "f": "rnbqk2r/1p2bppp/p2ppn2/6B1/3NP3/2N2Q2/PPP2PPP/R3KB1R w KQkq", "c": "B95l", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 d1f3 f8e7"}
{"n": "QGA: 4.e3 e6 5.Bxc4 a6 6.O-O b5", "f": "rnbqkb1r/2p2ppp/p3pn2/1p6/2BP4/4PN2/PP3PPP/RNBQ1RK1 w kq", "c": "D26e", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 a7a6 e1g1 b7b5"}
{"n": "QGD: Neo-Orthodox, 7.Bxf6", "f": "rnbq1rk1/ppp1bpp1/4pB1p/3p4/2PP4/2N1PN2/PP3PPP/R2QKB1R b KQ", "c": "D55h", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5f6"}
{"n": "King's Indian: 5.Nf3 O-O 6.h3 Nbd7", "f": "r1bq1rk1/pppnppbp/3p1np1/8/2PPP3/2N2N1P/PP3PP1/R1BQKB1R w KQ", "c": "E90l", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 h2h3 b8d7"}
{"n": "Semi-Slav: Meran, Capablanca, 8...Bb7 9.O-O a6", "f": "r2qkb1r/1b1n1ppp/p1p1pn2/1p6/3P4/2N1PN2/PP2BPPP/R1BQ1RK1 w kq", "c": "D47g", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4e2 c8b7 e1g1 a7a6"}
{"n": "QGA: 4.Nc3 c5 5.d5 e6 6.e4", "f": "rnbqkb1r/pp1n1ppp/8/2ppP3/2p5/2N2N2/PP3PPP/R1BQKB1R w KQkq", "c": "D24g", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 b1c3 c7c5 d4d5 e7e6 e2e4 e6d5 e4e5 f6d7"}
{"n": "Nimzo-Indian: S\u00e4misch", "f": "rnbqk2r/pppp1ppp/4pn2/8/1bPP4/P1N5/1P2PPPP/R1BQKBNR b KQkq", "c": "E24", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 a2a3"}
{"n": "English: Symmetrical, Hedgehog, 8.Qxd4 Nc6", "f": "r2qk2r/pb1pbppp/1pn1pn2/8/2PQ4/2N2NP1/PP2PPBP/R1B2RK1 w kq", "c": "A30t", "m": "c2c4 c7c5 g1f3 g8f6 g2g3 b7b6 f1g2 c8b7 e1g1 e7e6 b1c3 f8e7 d2d4 c5d4 d1d4 b8c6"}
{"n": "Sicilian: 3.Bb5+ Nd7 4.d4 Nf6", "f": "r1bqkb1r/pp1npppp/3p1n2/1Bp5/3PP3/5N2/PPP2PPP/RNBQK2R w KQkq", "c": "B51g", "m": "e2e4 c7c5 g1f3 d7d6 f1b5 b8d7 d2d4 g8f6"}
{"n": "Sicilian: Rossolimo, 3...Qb6", "f": "r1b1kbnr/pp1ppppp/1qn5/1Bp5/4P3/5N2/PPPP1PPP/RNBQK2R w KQkq", "c": "B30l", "m": "e2e4 c7c5 g1f3 b8c6 f1b5 d8b6"}
{"n": "QGD: Orthodox, Rubinstein Attack", "f": "r1bq1rk1/pp1nbppp/2p1pn2/3p2B1/2PP4/2N1PN2/PPQ2PPP/2R1KB1R b K", "c": "D64", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 b8d7 a1c1 c7c6 d1c2"}
{"n": "Gr\u00fcnfeld: Classical Exchange, 8...c5 9.Be3 Nc6", "f": "r1bq1rk1/pp2ppbp/2n3p1/2p5/2BPP3/2P1B3/P3NPPP/R2QK2R w KQ", "c": "D87d", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 f1c4 e8g8 g1e2 c7c5 c1e3 b8c6"}
{"n": "Bishop's Opening", "f": "rnbqkbnr/pppp1ppp/8/4p3/2B1P3/8/PPPP1PPP/RNBQK1NR b KQkq", "c": "C23", "m": "e2e4 e7e5 f1c4"}
{"n": "QGA: 3.e3", "f": "rnbqkbnr/ppp1pppp/8/8/2pP4/4P3/PP3PPP/RNBQKBNR b KQkq", "c": "D20b", "m": "d2d4 d7d5 c2c4 d5c4 e2e3"}
{"n": "QGD: Exchange, Main Line, 9.Nf3 Re8 10.O-O-O", "f": "r1bqr1k1/pp1nbppp/2p2n2/3p2B1/3P4/2NBPN2/PPQ2PPP/2KR3R b -", "c": "D36r", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1g5 c7c6 d1c2 f8e7 e2e3 b8d7 f1d3 e8g8 g1f3 f8e8 e1c1"}
{"n": "Old Indian: Main Line, 8.Re1 a6 9.Bf1", "f": "r1bq1rk1/1p1nbppp/p1pp1n2/4p3/2PPP3/2N2N2/PP3PPP/R1BQRBK1 b -", "c": "A55t", "m": "d2d4 g8f6 c2c4 d7d6 b1c3 e7e5 g1f3 b8d7 e2e4 f8e7 f1e2 c7c6 e1g1 e8g8 f1e1 a7a6 e2f1"}
{"n": "Semi-Slav: Meran, Wade Variation", "f": "r2qkb1r/pb1n1ppp/2p1pn2/1p6/3P4/2NBPN2/PP3PPP/R1BQK2R w KQkq", "c": "D47m", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 c8b7"}
{"n": "King's Indian: Averbakh, 7.d5 e6 8.Qd2 exd5 9.exd5 Re8", "f": "rnbqr1k1/pp3pbp/3p1np1/2pP2B1/2P5/2N5/PP1QBPPP/R3K1NR w KQ", "c": "E75i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 c7c5 d4d5 e7e6 d1d2 e6d5 e4d5 f8e8"}
{"n": "King's Indian: Fianchetto, Spassky Variation", "f": "r2q1rk1/ppp1ppbp/2np1np1/5b2/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 w -", "c": "E62p", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8c6 e1g1 c8f5"}
{"n": "Pirc: Austrian, Ljubojevic Variation", "f": "rnbqk2r/ppp1ppbp/3p1np1/8/2BPPP2/2N5/PPP3PP/R1BQK1NR b KQkq", "c": "B09c", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 f2f4 f8g7 f1c4"}
{"n": "Spanish: Open, Bernstein, 9...Nc5", "f": "r2qkb1r/2p2ppp/p1n1b3/1pnpP3/8/1B3N2/PPPN1PPP/R1BQ1RK1 w kq", "c": "C80r", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 d2d4 b7b5 a4b3 d7d5 d4e5 c8e6 b1d2 e4c5"}
{"n": "Russian Game: Modern Attack, 3...exd4, Main Line, 7.Nc3", "f": "rnbqkb1r/ppp2ppp/3n4/8/3Q4/2N2N2/PPP2PPP/R1B1KB1R b KQkq", "c": "C43e", "m": "e2e4 e7e5 g1f3 g8f6 d2d4 e5d4 e4e5 f6e4 d1d4 d7d5 e5d6 e4d6 b1c3"}
{"n": "King's Indian: S\u00e4misch, 5...c5", "f": "rnbqk2r/pp2ppbp/3p1np1/2p5/2PPP3/2N2P2/PP4PP/R1BQKBNR w KQkq", "c": "E80h", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 c7c5"}
{"n": "Sicilian: Richter-Rauzer, 7...Be7, 9.f4 Nxd4 10.Qxd4 Qa5 11.Bc4 Bd7", "f": "r4rk1/pp1bbppp/3ppn2/q5B1/2BQPP2/2N5/PPP3PP/2KR3R w -", "c": "B65f", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 f8e7 e1c1 e8g8 f2f4 c6d4 d2d4 d8a5 f1c4 c8d7"}
{"n": "French: Exchange, 4.c4", "f": "rnbqkbnr/ppp2ppp/8/3p4/2PP4/8/PP3PPP/RNBQKBNR b KQkq", "c": "C01c", "m": "e2e4 e7e6 d2d4 d7d5 e4d5 e6d5 c2c4"}
{"n": "Indian: Queen's Indian Accelerated", "f": "rn1qkb1r/pbpppppp/1p3n2/8/2PP4/2N5/PPQ1PPPP/R1B1KBNR b KQkq", "c": "A50n", "m": "d2d4 g8f6 c2c4 b7b6 b1c3 c8b7 d1c2"}
{"n": "Sicilian: Dragon, 6.Be2 Bg7 7.O-O Nc6 8.Nb3 O-O", "f": "r1bq1rk1/pp2ppbp/2np1np1/8/4P3/1NN5/PPP1BPPP/R1BQ1RK1 w -", "c": "B70n", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 f1e2 f8g7 e1g1 b8c6 d4b3 e8g8"}
{"n": "Sicilian: Richter-Rauzer, 6...e6 7.Be2 Be7", "f": "r1bqk2r/pp2bppp/2nppn2/6B1/3NP3/2N5/PPP1BPPP/R2QK2R w KQkq", "c": "B62c", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 f1e2 f8e7"}
{"n": "Modern: Averbakh, 4...e5 5.Nf3", "f": "rnbqk1nr/ppp2pbp/3p2p1/4p3/2PPP3/2N2N2/PP3PPP/R1BQKB1R b KQkq", "c": "A42p", "m": "d2d4 d7d6 c2c4 g7g6 b1c3 f8g7 e2e4 e7e5 g1f3"}
{"n": "Scotch: Mieses, 8.c4 Ba6 9.b3", "f": "r3kb1r/p1ppqppp/b1p5/3nP3/2P5/1P6/P3QPPP/RNB1KB1R b KQkq", "c": "C45m", "m": "e2e4 e7e5 g1f3 b8c6 d2d4 e5d4 f3d4 g8f6 d4c6 b7c6 e4e5 d8e7 d1e2 f6d5 c2c4 c8a6 b2b3"}
{"n": "King's Indian: Fianchetto, Panno, 8.h3 Rb8 9.Be3", "f": "1rbq1rk1/1pp1ppbp/p1np1np1/8/2PP4/2N1BNPP/PP2PPB1/R2Q1RK1 b -", "c": "E63j", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8c6 e1g1 a7a6 h2h3 a8b8 c1e3"}
{"n": "Sicilian: Richter-Rauzer, 7.Qd2 Nxd4", "f": "r1bqkb1r/pp3ppp/3ppn2/6B1/3nP3/2N5/PPPQ1PPP/R3KB1R w KQkq", "c": "B63b", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 c6d4"}
{"n": "Spanish: Closed, Anti-Marshall 8.a4 Bb7 9.d3", "f": "r2q1rk1/1bppbppp/p1n2n2/1p2p3/P3P3/1B1P1N2/1PP2PPP/RNBQR1K1 b -", "c": "C88m", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 a2a4 c8b7 d2d3"}
{"n": "King's Gambit: Norwald Variation", "f": "rnb1kbnr/pppp1ppp/5q2/4p3/4PP2/8/PPPP2PP/RNBQKBNR w KQkq", "c": "C30e", "m": "e2e4 e7e5 f2f4 d8f6"}
{"n": "Russian Game: French Attack", "f": "rnbqkb1r/ppp2ppp/3p4/8/4n3/3P1N2/PPP2PPP/RNBQKB1R b KQkq", "c": "C42k", "m": "e2e4 e7e5 g1f3 g8f6 f3e5 d7d6 e5f3 f6e4 d2d3"}
{"n": "Vienna: 3.Bc4 Bb4", "f": "rnbqk2r/pppp1ppp/5n2/4p3/1bB1P3/2N5/PPPP1PPP/R1BQK1NR w KQkq", "c": "C26m", "m": "e2e4 e7e5 b1c3 g8f6 f1c4 f8b4"}
{"n": "Sicilian: 2.Nf3 d6 3.c3 Nf6 4.Bd3 Nc6", "f": "r1bqkb1r/pp2pppp/2np1n2/2p5/4P3/2PB1N2/PP1P1PPP/RNBQK2R w KQkq", "c": "B50r", "m": "e2e4 c7c5 g1f3 d7d6 c2c3 g8f6 f1d3 b8c6"}
{"n": "Caro-Kann: Panov-Botvinnik, 5...Nc6 6.Nf3 Bg4", "f": "r2qkb1r/pp2pppp/2n2n2/3p4/2PP2b1/2N2N2/PP3PPP/R1BQKB1R w KQkq", "c": "B13s", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 c2c4 g8f6 b1c3 b8c6 g1f3 c8g4"}
{"n": "Spanish: Closed, Chigorin, 11.d4 Qc7 12.d5 c4", "f": "r1b2rk1/2q1bppp/p2p1n2/np1Pp3/2p1P3/2P2N1P/PPB2PP1/RNBQR1K1 w -", "c": "C97c", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 d8c7 d4d5 c5c4"}
{"n": "King's Indian: 7.O-O Nbd7 8.Be3", "f": "r1bq1rk1/pppn1pbp/3p1np1/4p3/2PPP3/2N1BN2/PP2BPPP/R2Q1RK1 b -", "c": "E94u", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8d7 c1e3"}
{"n": "QGD: Exchange, 5.Nf3 Nbd7 6.Bf4", "f": "r1bqkb1r/pppn1ppp/5n2/3p4/3P1B2/2N2N2/PP2PPPP/R2QKB1R b KQkq", "c": "D35f", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 g1f3 b8d7 c1f4"}
{"n": "Semi-Slav: Meran, Old Main Line, 11.Nxb5 axb5", "f": "r1bqkb1r/3n1ppp/4pn2/1p2P3/3p4/3B1N2/PP3PPP/R1BQK2R w KQkq", "c": "D49i", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 a7a6 e3e4 c6c5 e4e5 c5d4 c3b5 a6b5"}
{"n": "French: Tarrasch, Closed, 5.f4 c5 6.c3 Nc6 7.Ndf3 Qb6 8.g3", "f": "r1b1kb1r/pp1n1ppp/1qn1p3/2ppP3/3P1P2/2P2NP1/PP5P/R1BQKBNR b KQkq", "c": "C05l", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 g8f6 e4e5 f6d7 f2f4 c7c5 c2c3 b8c6 d2f3 d8b6 g2g3"}
{"n": "King's Indian: S\u00e4misch, Ruban Variation", "f": "1rbq1rk1/ppp1ppbp/2np1np1/8/2PPP3/2N1BP2/PP2N1PP/R2QKB1R w KQ", "c": "E83e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b8c6 g1e2 a8b8"}
{"n": "Caro-Kann: Classical, 6.Bc4 e6 7.N1e2", "f": "rn1qkbnr/pp3ppp/2p1p1b1/8/2BP4/6N1/PPP1NPPP/R1BQK2R b KQkq", "c": "B18j", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 c8f5 e4g3 f5g6 f1c4 e7e6 g1e2"}
{"n": "Sicilian: Richter-Rauzer, 7.Qd2 Be7, 9.f4 h6", "f": "r1bq1rk1/pp2bpp1/2nppn1p/6B1/3NPP2/2N5/PPPQ2PP/2KR1B1R w -", "c": "B64c", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 f8e7 e1c1 e8g8 f2f4 h7h6"}
{"n": "Catalan: 3...Bb4+ 4.Bd2 Be7", "f": "rnbqk2r/ppppbppp/4pn2/8/2PP4/6P1/PP1BPP1P/RN1QKBNR w KQkq", "c": "E00l", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 f8b4 c1d2 b4e7"}
{"n": "QGD: Exchange, 5.Bg5 c6 6.e3 Be7 7.Bd3 Nbd7", "f": "r1bqk2r/pp1nbppp/2p2n2/3p2B1/3P4/2NBP3/PP3PPP/R2QK1NR w KQkq", "c": "D35t", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1g5 c7c6 e2e3 f8e7 f1d3 b8d7"}
{"n": "Sicilian: Grand Prix, Tal Gambit", "f": "rnbqkb1r/pp2pppp/5n2/2pP4/5P2/8/PPPP2PP/RNBQKBNR w KQkq", "c": "B21k", "m": "e2e4 c7c5 f2f4 d7d5 e4d5 g8f6"}
{"n": "QGA: Classical, 7.Qe2 b5 8.Bd3 cxd4 9.exd4", "f": "rnbqkb1r/5ppp/p3pn2/1p6/3P4/3B1N2/PP2QPPP/RNB2RK1 b kq", "c": "D28g", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 d1e2 b7b5 c4d3 c5d4 e3d4"}
{"n": "QGA: Mannheim, 4...Nc6", "f": "r1bqkb1r/ppp1pppp/2n2n2/8/Q1pP4/5N2/PP2PPPP/RNB1KB1R w KQkq", "c": "D23d", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 d1a4 b8c6"}
{"n": "Budapest: Alekhine Variation", "f": "rnbqkb1r/pppp1ppp/8/4P3/2P1P1n1/8/PP3PPP/RNBQKBNR b KQkq", "c": "A52c", "m": "d2d4 g8f6 c2c4 e7e5 d4e5 f6g4 e2e4"}
{"n": "Sicilian: Sozin-Najdorf, 7.Bb3 b5", "f": "rnbqkb1r/5ppp/p2ppn2/1p6/3NP3/1BN5/PPP2PPP/R1BQK2R w KQkq", "c": "B87", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 f1c4 a7a6 c4b3 b7b5"}
{"n": "English: Neo-Catalan Accepted, 5.Qa4+ Nbd7 6.Qxc4", "f": "r1bqkb1r/pppn1ppp/4pn2/8/2Q5/5NP1/PP1PPPBP/RNB1K2R b KQkq", "c": "A13w", "m": "c2c4 e7e6 g1f3 d7d5 g2g3 g8f6 f1g2 d5c4 d1a4 b8d7 a4c4"}
{"n": "QGA: 4.Nc3 e6 5.e3", "f": "rnbqkb1r/ppp2ppp/4pn2/8/2pP4/2N1PN2/PP3PPP/R1BQKB1R b KQkq", "c": "D24c", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 b1c3 e7e6 e2e3"}
{"n": "Sicilian: Alapin, 2...Nf6, 5.cxd4 e6 6.Nf3 d6", "f": "rnbqkb1r/pp3ppp/3pp3/3nP3/3P4/5N2/PP3PPP/RNBQKB1R w KQkq", "c": "B22w", "m": "e2e4 c7c5 c2c3 g8f6 e4e5 f6d5 d2d4 c5d4 c3d4 e7e6 g1f3 d7d6"}
{"n": "Semi-Slav: Accelerated Meran (Alekhine Variation)", "f": "rnbqkb1r/1p3ppp/p1p1pn2/3p4/2PP4/2N1PN2/PP3PPP/R1BQKB1R w KQkq", "c": "D45e", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 a7a6"}
{"n": "Neo-Benoni: 3.g3", "f": "rnbqkb1r/pp1ppppp/5n2/2p5/3P4/5NP1/PPP1PP1P/RNBQKB1R b KQkq", "c": "A46f", "m": "d2d4 g8f6 g1f3 c7c5 g2g3"}
{"n": "Slav: 4.e3 Bf5 5.Nc3 e6 6.Nh4 Be4", "f": "rn1qkb1r/pp3ppp/2p1pn2/3p4/2PPb2N/2N1P3/PP3PPP/R1BQKB1R w KQkq", "c": "D12p", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 e2e3 c8f5 b1c3 e7e6 f3h4 f5e4"}
{"n": "Neo-King's Indian: Torre Attack", "f": "rnbq1rk1/ppp1ppbp/3p1np1/6B1/3PP3/2P2N2/PP1N1PPP/R2QKB1R b KQ", "c": "A48w", "m": "d2d4 g8f6 g1f3 g7g6 c1g5 f8g7 b1d2 e8g8 c2c3 d7d6 e2e4"}
{"n": "King's Indian: Fianchetto, 6...c6 7.O-O a6", "f": "rnbq1rk1/1p2ppbp/p1pp1np1/8/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 w -", "c": "E62e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 c7c6 e1g1 a7a6"}
{"n": "QGD: 4.Bg5 Be7 5.Nf3 h6", "f": "rnbqk2r/ppp1bpp1/4pn1p/3p2B1/2PP4/2N2N2/PP2PPPP/R2QKB1R w KQkq", "c": "D53d", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 g1f3 h7h6"}
{"n": "Gr\u00fcnfeld: Modern Exchange, 8.Rb1 O-O 9.Be2 Nc6", "f": "r1bq1rk1/pp2ppbp/2n3p1/2p5/3PP3/2P2N2/P3BPPP/1RBQK2R w K", "c": "D85o", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 g1f3 c7c5 a1b1 e8g8 f1e2 b8c6"}
{"n": "Russian Game: Modern Attack, 3...Nxe4 4.Bd3 d5 5.Nxe5 Nd7", "f": "r1bqkb1r/pppn1ppp/8/3pN3/3Pn3/3B4/PPP2PPP/RNBQK2R w KQkq", "c": "C43o", "m": "e2e4 e7e5 g1f3 g8f6 d2d4 f6e4 f1d3 d7d5 f3e5 b8d7"}
{"n": "Benoni: Four Pawns, Taimanov, 9.a4 a6", "f": "rnbqk2r/1p1n1pbp/p2p2p1/1BpP4/P3PP2/2N5/1P4PP/R1BQK1NR w KQkq", "c": "A67m", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 f1b5 f6d7 a2a4 a7a6"}
{"n": "Slav: Exchange, 8.Bb5 Nd7 9.Qa4", "f": "r2qkb1r/pp1n1ppp/2n1p3/1B1p1b2/Q2P1B2/2N1PN2/PP3PPP/R3K2R b KQkq", "c": "D14q", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 c4d5 c6d5 b1c3 b8c6 c1f4 c8f5 e2e3 e7e6 f1b5 f6d7 d1a4"}
{"n": "Blumenfeld: 5.Bg5 exd5", "f": "rnbqkb1r/p2p1ppp/5n2/1ppp2B1/2P5/5N2/PP2PPPP/RN1QKB1R w KQkq", "c": "E10p", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 c7c5 d4d5 b7b5 c1g5 e6d5"}
{"n": "Sicilian: Open, 2...d6", "f": "rnbqkbnr/pp2pppp/3p4/8/3NP3/8/PPP2PPP/RNBQKB1R b KQkq", "c": "B54a", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4"}
{"n": "Sicilian: 3.Bb5+ Nc6 4.O-O Bd7 5.Re1 a6", "f": "r2qkbnr/1p1bpppp/p1np4/1Bp5/4P3/5N2/PPPP1PPP/RNBQR1K1 w kq", "c": "B51p", "m": "e2e4 c7c5 g1f3 d7d6 f1b5 b8c6 e1g1 c8d7 f1e1 a7a6"}
{"n": "King's Indian: 6.Be2 a6", "f": "rnbq1rk1/1pp1ppbp/p2p1np1/8/2PPP3/2N2N2/PP2BPPP/R1BQK2R w KQ", "c": "E91c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 a7a6"}
{"n": "Indian: 2.e3", "f": "rnbqkb1r/pppppppp/5n2/8/3P4/4P3/PPP2PPP/RNBQKBNR b KQkq", "c": "A45d", "m": "d2d4 g8f6 e2e3"}
{"n": "Spanish: Classical, 4.O-O d6", "f": "r1bqk1nr/ppp2ppp/2np4/1Bb1p3/4P3/5N2/PPPP1PPP/RNBQ1RK1 w kq", "c": "C64n", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f8c5 e1g1 d7d6"}
{"n": "Benoni: 6.Nf3 g6", "f": "rnbqkb1r/pp3p1p/3p1np1/2pP4/8/2N2N2/PP2PPPP/R1BQKB1R w KQkq", "c": "A61", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 g1f3 g7g6"}
{"n": "Spanish: Closed, Chigorin, 11.d4 Qc7 12.d5", "f": "r1b2rk1/2q1bppp/p2p1n2/nppPp3/4P3/2P2N1P/PPB2PP1/RNBQR1K1 b -", "c": "C97b", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 d8c7 d4d5"}
{"n": "English: Symmetrical, 5.Nf3 e6 6.O-O Nge7 7.d3 O-O 8.Bd2", "f": "r1bq1rk1/pp1pnpbp/2n1p1p1/2p5/2P5/2NP1NP1/PP1BPPBP/R2Q1RK1 b -", "c": "A37p", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 e7e6 e1g1 g8e7 d2d3 e8g8 c1d2"}
{"n": "Old Indian: 5.e4 Be7 6.Be2", "f": "r1bqk2r/pppnbppp/3p1n2/4p3/2PPP3/2N2N2/PP2BPPP/R1BQK2R b KQkq", "c": "A55i", "m": "d2d4 g8f6 c2c4 d7d6 b1c3 e7e5 g1f3 b8d7 e2e4 f8e7 f1e2"}
{"n": "Sicilian: Boleslavsky, 7.Nb3 Be7 8.Be3", "f": "r1bqk2r/pp2bppp/2np1n2/4p3/4P3/1NN1B3/PPP1BPPP/R2QK2R b KQkq", "c": "B59e", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1e2 e7e5 d4b3 f8e7 c1e3"}
{"n": "King's Indian: S\u00e4misch, Orthodox, 7.Nge2 c6 8.d5", "f": "rnbq1rk1/pp3pbp/2pp1np1/3Pp3/2P1P3/2N1BP2/PP2N1PP/R2QKB1R b KQ", "c": "E86b", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 g1e2 c7c6 d4d5"}
{"n": "Pirc: 3.Nc3 Nbd7", "f": "r1bqkb1r/pppnpppp/3p1n2/8/3PP3/2N5/PPP2PPP/R1BQKBNR w KQkq", "c": "B07l", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 b8d7"}
{"n": "Spanish: Closed, Centre Attack, 7.Re1 O-O 8.e5 Ne8", "f": "r1bqnrk1/1pppbppp/p1n5/4P3/B2p4/5N2/PPP2PPP/RNBQR1K1 w -", "c": "C84p", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 d2d4 e5d4 f1e1 e8g8 e4e5 f6e8"}
{"n": "Dutch: Staunton Gambit, 4.Bg5 Nc6 5.d5 Ne5 6.Qd4", "f": "r1bqkb1r/ppppp1pp/5n2/3Pn1B1/3Qp3/2N5/PPP2PPP/R3KBNR b KQkq", "c": "A83m", "m": "d2d4 f7f5 e2e4 f5e4 b1c3 g8f6 c1g5 b8c6 d4d5 c6e5 d1d4"}
{"n": "Spanish: Closed, Zaitsev, 10.d4 Re8", "f": "r2qr1k1/1bp1bppp/p1np1n2/1p2p3/3PP3/1BP2N1P/PP3PP1/RNBQR1K1 w -", "c": "C92k", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c8b7 d2d4 f8e8"}
{"n": "King's Indian: Averbakh, 6...h6", "f": "rnbq1rk1/ppp1ppb1/3p1npp/6B1/2PPP3/2N5/PP2BPPP/R2QK1NR w KQ", "c": "E73v", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 h7h6"}
{"n": "Spanish: Anderssen, 5...d6 6.c3", "f": "r1bqkb1r/1pp2ppp/p1np1n2/4p3/B3P3/2PP1N2/PP3PPP/RNBQK2R b KQkq", "c": "C77f", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 d2d3 d7d6 c2c3"}
{"n": "QGD Tarrasch: 9.Bg5 cxd4 10.Nxd4 h6", "f": "r1bq1rk1/pp2bpp1/2n2n1p/3p2B1/3N4/2N3P1/PP2PPBP/R2Q1RK1 w -", "c": "D34s", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 g8f6 f1g2 f8e7 e1g1 e8g8 c1g5 c5d4 f3d4 h7h6"}
{"n": "Sicilian: 2...Nc6 3.Nc3", "f": "r1bqkbnr/pp1ppppp/2n5/2p5/4P3/2N2N2/PPPP1PPP/R1BQKB1R b KQkq", "c": "B30h", "m": "e2e4 c7c5 g1f3 b8c6 b1c3"}
{"n": "Dutch: 2.Bg5 g6 3.Nc3", "f": "rnbqkbnr/ppppp2p/6p1/5pB1/3P4/2N5/PPP1PPPP/R2QKBNR b KQkq", "c": "A80h", "m": "d2d4 f7f5 c1g5 g7g6 b1c3"}
{"n": "Vienna: 3.Bc4 Nc6 4.d3 Bc5 5.f4 d6 6.Nf3 Bg4", "f": "r2qk2r/ppp2ppp/2np1n2/2b1p3/2B1PPb1/2NP1N2/PPP3PP/R1BQK2R w KQkq", "c": "C28k", "m": "e2e4 e7e5 b1c3 g8f6 f1c4 b8c6 d2d3 f8c5 f2f4 d7d6 g1f3 c8g4"}
{"n": "French: Exchange Winawer, 5.Bd3", "f": "rnbqk1nr/ppp2ppp/8/3p4/1b1P4/2NB4/PPP2PPP/R1BQK1NR b KQkq", "c": "C01v", "m": "e2e4 e7e6 d2d4 d7d5 e4d5 e6d5 b1c3 f8b4 f1d3"}
{"n": "French: Winawer, 6...Ne7 7.Nf3 Nbc6 8.a4 Qa5+ 9.Bd2 Bd7", "f": "r3k2r/pp1bnppp/2n1p3/q1ppP3/P2P4/2P2N2/2PB1PPP/R2QKB1R w KQkq", "c": "C19q", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3 b2c3 g8e7 g1f3 b8c6 a3a4 d8a5 c1d2 c8d7"}
{"n": "Catalan: Open, 5.Nf3 a6 6.O-O b5", "f": "rnbqkb1r/2p2ppp/p3pn2/1p6/2pP4/5NP1/PP2PPBP/RNBQ1RK1 w kq", "c": "E04g", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 a7a6 e1g1 b7b5"}
{"n": "French: Winawer, Russian, 6.dxc5", "f": "rnbqk2r/pp2nppp/4p3/2PpP3/1b4Q1/2N5/PPP2PPP/R1B1KBNR b KQkq", "c": "C17d", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 d1g4 g8e7 d4c5"}
{"n": "King's Indian: 5.Nf3 O-O 6.h3 c5 7.d5", "f": "rnbq1rk1/pp2ppbp/3p1np1/2pP4/2P1P3/2N2N1P/PP3PP1/R1BQKB1R b KQ", "c": "E90u", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 h2h3 c7c5 d4d5"}
{"n": "King's Indian: S\u00e4misch, Panno Main Line", "f": "1rbq1rk1/1pp1ppbp/p1np1np1/8/2PPP3/2N1BP2/PP1QN1PP/R3KB1R w KQ", "c": "E84a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b8c6 g1e2 a7a6 d1d2 a8b8"}
{"n": "French: Winawer, 6...Qa5", "f": "rnb1k1nr/pp3ppp/4p3/q1ppP3/3P4/P1P5/2P2PPP/R1BQKBNR w KQkq", "c": "C18b", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3 b2c3 d8a5"}
{"n": "Catalan: Open, Classical, 8.Qxc4, 10.Bf4 Nc6", "f": "r2q1rk1/1bp1bppp/p1n1pn2/1p6/3P1B2/5NP1/PPQ1PPBP/RN3RK1 w -", "c": "E05v", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 f8e7 e1g1 e8g8 d1c2 a7a6 c2c4 b7b5 c4c2 c8b7 c1f4 b8c6"}
{"n": "Sicilian: Richter-Rauzer, 7.Qd2 Be7, 9.f4 h6 10.Bh4 e5", "f": "r1bq1rk1/pp2bpp1/2np1n1p/4p3/3NPP1B/2N5/PPPQ2PP/2KR1B1R w -", "c": "B64f", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 f8e7 e1c1 e8g8 f2f4 h7h6 g5h4 e6e5"}
{"n": "Sicilian: Maroczy Bind, 5...Nf6 6.Nc3 d6 7.Be2 Nxd4 8.Qxd4 Bg7 9.Be3 O-O 10.Qd2", "f": "r1bq1rk1/pp2ppbp/3p1np1/8/2P1P3/2N1B3/PP1QBPPP/R3K2R b KQ", "c": "B36o", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 g8f6 b1c3 d7d6 f1e2 c6d4 d1d4 f8g7 c1e3 e8g8 d4d2"}
{"n": "Spanish: Closed, Centre Attack, 7.e5 Ne4 8.Nxd4 Nxd4", "f": "r1bqk2r/1pppbppp/p7/4P3/B2nn3/8/PPP2PPP/RNBQ1RK1 w kq", "c": "C84j", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 d2d4 e5d4 e4e5 f6e4 f3d4 c6d4"}
{"n": "Caro-Kann: 2.d4 d5", "f": "rnbqkbnr/pp2pppp/2p5/3p4/3PP3/8/PPP2PPP/RNBQKBNR w KQkq", "c": "B12b", "m": "e2e4 c7c6 d2d4 d7d5"}
{"n": "Sicilian: Closed, 6.f4 Rb8", "f": "1rbqk1nr/pp2ppbp/2np2p1/2p5/4PP2/2NP2P1/PPP3BP/R1BQK1NR w KQk", "c": "B25f", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 f2f4 a8b8"}
{"n": "Sicilian: Dragon, Yugoslav, 9.O-O-O Nxd4", "f": "r1bq1rk1/pp2ppbp/3p1np1/8/3nP3/2N1BP2/PPPQ2PP/2KR1B1R w -", "c": "B76j", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 e1c1 c6d4"}
{"n": "QGD: 4.Nf3 Be7 5.e3 O-O 6.Bd3", "f": "rnbq1rk1/ppp1bppp/4pn2/3p4/2PP4/2NBPN2/PP3PPP/R1BQK2R b KQ", "c": "D37g", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8e7 e2e3 e8g8 f1d3"}
{"n": "Benoni: Classical, 8.Bd3", "f": "rnbqk2r/pp3pbp/3p1np1/2pP4/4P3/2NB1N2/PP3PPP/R1BQK2R b KQkq", "c": "A70h", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 g1f3 f8g7 f1d3"}
{"n": "Benko Gambit: Accepted, 7.Nf3", "f": "rn1qkb1r/4pppp/b2p1n2/2pP4/8/2N2N2/PP2PPPP/R1BQKB1R b KQkq", "c": "A58i", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6 c8a6 b1c3 d7d6 g1f3"}
{"n": "Queen's Pawn: Keres Defence", "f": "rnbqk1nr/pppp1ppp/4p3/8/1bPP4/8/PP2PPPP/RNBQKBNR w KQkq", "c": "A40p", "m": "d2d4 e7e6 c2c4 f8b4"}
{"n": "King's Indian: 5.Nf3", "f": "rnbqk2r/ppp1ppbp/3p1np1/8/2PPP3/2N2N2/PP3PPP/R1BQKB1R b KQkq", "c": "E90a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3"}
{"n": "Slav: Exchange, 5.Nc3 Bf5", "f": "rn1qkb1r/pp2pppp/5n2/3p1b2/3P4/2N2N2/PP2PPPP/R1BQKB1R w KQkq", "c": "D13d", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 c4d5 c6d5 b1c3 c8f5"}
{"n": "Hodgson Attack, 2...h6", "f": "rnbqkbnr/ppp1ppp1/7p/3p2B1/3P4/8/PPP1PPPP/RN1QKBNR w KQkq", "c": "D00h", "m": "d2d4 d7d5 c1g5 h7h6"}
{"n": "QGA: Classical, 6.O-O Nc6 7.Qe2", "f": "r1bqkb1r/pp3ppp/2n1pn2/2p5/2BP4/4PN2/PP2QPPP/RNB2RK1 b kq", "c": "D26t", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 b8c6 d1e2"}
{"n": "Caro-Kann: Steinitz, 5.Nf3 Ngf6", "f": "r1bqkb1r/pp1npppp/2p2n2/8/3PN3/5N2/PPP2PPP/R1BQKB1R w KQkq", "c": "B17c", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 b8d7 g1f3 g8f6"}
{"n": "Vienna Gambit: Paulsen Attack, Bardeleben Variation", "f": "rnbqkb1r/ppp3pp/8/3pPp2/4n3/2N2Q2/PPPP2PP/R1B1KBNR w KQkq", "c": "C29l", "m": "e2e4 e7e5 b1c3 g8f6 f2f4 d7d5 f4e5 f6e4 d1f3 f7f5"}
{"n": "Catalan: Open, Classical, 6.Nc3 O-O 7.Ne5", "f": "rnbq1rk1/ppp1bppp/4pn2/4N3/2pP4/2N3P1/PP2PPBP/R1BQK2R b KQ", "c": "E05d", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 f8e7 b1c3 e8g8 f3e5"}
{"n": "Sicilian: Open, 2...e6", "f": "rnbqkbnr/pp1p1ppp/4p3/8/3pP3/5N2/PPP2PPP/RNBQKB1R w KQkq", "c": "B40k", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4"}
{"n": "Vienna: 3.Bc4 Nc6 4.d3 Bc5", "f": "r1bqk2r/pppp1ppp/2n2n2/2b1p3/2B1P3/2NP4/PPP2PPP/R1BQK1NR w KQkq", "c": "C28g", "m": "e2e4 e7e5 b1c3 g8f6 f1c4 b8c6 d2d3 f8c5"}
{"n": "Budapest: Rubinstein, Main Line, 6.Nbd2", "f": "r1bqk2r/pppp1ppp/2n5/4P3/1bP2Bn1/5N2/PP1NPPPP/R2QKB1R b KQkq", "c": "A52l", "m": "d2d4 g8f6 c2c4 e7e5 d4e5 f6g4 c1f4 b8c6 g1f3 f8b4 b1d2"}
{"n": "Nimzowitsch Defence: 2.d4 e5", "f": "r1bqkbnr/pppp1ppp/2n5/4p3/3PP3/8/PPP2PPP/RNBQKBNR w KQkq", "c": "B00u", "m": "e2e4 b8c6 d2d4 e7e5"}
{"n": "French: Tarrasch, Open, 4.exd5 exd5 5.Bb5+ Bd7 6.Qe2+ Be7", "f": "rn1qk1nr/pp1bbppp/8/1Bpp4/3P4/8/PPPNQPPP/R1B1K1NR w KQkq", "c": "C08f", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 e4d5 e6d5 f1b5 c8d7 d1e2 f8e7"}
{"n": "Queen's Indian: Nimzowitsch, 5.Nbd2 Bb7", "f": "rn1qkb1r/pbpp1ppp/1p2pn2/8/2PP4/5NP1/PP1NPP1P/R1BQKB1R w KQkq", "c": "E15f", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8a6 b1d2 a6b7"}
{"n": "Sicilian: Scheveningen, 6.Be3", "f": "rnbqkb1r/pp3ppp/3ppn2/8/3NP3/2N1B3/PPP2PPP/R2QKB1R b KQkq", "c": "B80b", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 c1e3"}
{"n": "Benko Gambit: Zaitsev, Nescafe Frappe Attack", "f": "rnbqkb1r/4pppp/3p1n2/1NpP4/1pB1P3/8/PP3PPP/R1BQK1NR b KQkq", "c": "A57u", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b1c3 a6b5 e2e4 b5b4 c3b5 d7d6 f1c4"}
{"n": "Semi-Slav: Meran, 8.Bd3", "f": "r1bqkb1r/p2n1ppp/2p1pn2/1p6/3P4/2NBPN2/PP3PPP/R1BQK2R b KQkq", "c": "D47h", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3"}
{"n": "Indian: 1.d4 Nf6 2.Nf3 e6 3.g3", "f": "rnbqkb1r/pppp1ppp/4pn2/8/3P4/5NP1/PPP1PP1P/RNBQKB1R b KQkq", "c": "A46m", "m": "d2d4 g8f6 g1f3 e7e6 g2g3"}
{"n": "King's Indian: Fianchetto, Classical, 9.h3 Re8 10.Re1 exd4, 11...Nc5", "f": "r1bqr1k1/pp3pbp/2pp1np1/2n5/2PNP3/2N3PP/PP3PB1/R1BQR1K1 w -", "c": "E69x", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 c7c6 h2h3 f8e8 f1e1 e5d4 f3d4 d7c5"}
{"n": "Sicilian: Maroczy Bind, 5...Nf6 6.Nc3 d6 7.Be2 Nxd4 8.Qxd4 Bg7 9.Be3 O-O 10.Qd2 Be6", "f": "r2q1rk1/pp2ppbp/3pbnp1/8/2P1P3/2N1B3/PP1QBPPP/R3K2R w KQ", "c": "B36p", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 g8f6 b1c3 d7d6 f1e2 c6d4 d1d4 f8g7 c1e3 e8g8 d4d2 c8e6"}
{"n": "Sicilian: Accelerated Fianchetto, Modern, 7.Bc4 O-O 8.Bb3 d6 9.h3 Bd7", "f": "r2q1rk1/pp1bppbp/2np1np1/8/3NP3/1BN1B2P/PPP2PP1/R2QK2R w KQ", "c": "B35p", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 b1c3 f8g7 c1e3 g8f6 f1c4 e8g8 c4b3 d7d6 h2h3 c8d7"}
{"n": "King's Indian: 6.Be2 e5 Queenswap, 9.Bg5 c6", "f": "rnbr2k1/pp3pbp/2p2np1/4p1B1/2P1P3/2N2N2/PP2BPPP/R3K2R w KQ", "c": "E92d", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 d4e5 d6e5 d1d8 f8d8 c1g5 c7c6"}
{"n": "QGA: 3.e3 c5", "f": "rnbqkbnr/pp2pppp/8/2p5/2pP4/4P3/PP3PPP/RNBQKBNR w KQkq", "c": "D20c", "m": "d2d4 d7d5 c2c4 d5c4 e2e3 c7c5"}
{"n": "Spanish: Closed, Suetin Variation", "f": "r1bq1rk1/2p1bppp/p1np1n2/1p2p3/4P3/PBP2N2/1P1P1PPP/RNBQR1K1 b -", "c": "C90c", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 a2a3"}
{"n": "Sicilian: Scheveningen, English Attack", "f": "rnbqkb1r/1p3ppp/p2ppn2/8/3NP3/2N1BP2/PPP3PP/R2QKB1R b KQkq", "c": "B80g", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 c1e3 a7a6 f2f3"}
{"n": "French: Chigorin, 2...c5 3.Nf3", "f": "rnbqkbnr/pp1p1ppp/4p3/2p5/4P3/5N2/PPPPQPPP/RNB1KB1R b KQkq", "c": "C00i", "m": "e2e4 e7e6 d1e2 c7c5 g1f3"}
{"n": "Amar/Paris Opening", "f": "rnbqkbnr/pppppppp/8/8/8/7N/PPPPPPPP/RNBQKB1R b KQkq", "c": "A00g", "m": "g1h3"}
{"n": "Slav: Winawer Countergambit Accepted", "f": "rnbqkbnr/pp3ppp/2p5/3pP3/2P5/2N5/PP2PPPP/R1BQKBNR b KQkq", "c": "D10m", "m": "d2d4 d7d5 c2c4 c7c6 b1c3 e7e5 d4e5"}
{"n": "English: Symmetrical, Two Knights, 5.Nc3 Nc6 6.g3 Bc5", "f": "r1bqk2r/pp1p1ppp/2n1pn2/2b5/2PN4/2N3P1/PP2PP1P/R1BQKB1R w KQkq", "c": "A33n", "m": "c2c4 c7c5 g1f3 g8f6 d2d4 c5d4 f3d4 e7e6 b1c3 b8c6 g2g3 f8c5"}
{"n": "Sicilian: Dragon, 6.Be2 Bg7 7.O-O Nc6 8.Nb3", "f": "r1bqk2r/pp2ppbp/2np1np1/8/4P3/1NN5/PPP1BPPP/R1BQ1RK1 b kq", "c": "B70m", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 f1e2 f8g7 e1g1 b8c6 d4b3"}
{"n": "Modern: Averbakh, 4...Nd7", "f": "r1bqk1nr/pppnppbp/3p2p1/8/2PPP3/2N5/PP3PPP/R1BQKBNR w KQkq", "c": "A42f", "m": "d2d4 d7d6 c2c4 g7g6 b1c3 f8g7 e2e4 b8d7"}
{"n": "Sicilian: Kan, 5.Nc3 Qc7 6.Be2 Nf6 7.O-O", "f": "rnb1kb1r/1pqp1ppp/p3pn2/8/3NP3/2N5/PPP1BPPP/R1BQ1RK1 b kq", "c": "B43l", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 a7a6 b1c3 d8c7 f1e2 g8f6 e1g1"}
{"n": "Sicilian: 2...e6 3.b3", "f": "rnbqkbnr/pp1p1ppp/4p3/2p5/4P3/1P3N2/P1PP1PPP/RNBQKB1R b KQkq", "c": "B40c", "m": "e2e4 c7c5 g1f3 e7e6 b2b3"}
{"n": "Sicilian: Scheveningen, English Attack, 7...Nc6", "f": "r1bqkb1r/1p3ppp/p1nppn2/8/3NP3/2N1BP2/PPP3PP/R2QKB1R w KQkq", "c": "B80h", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 c1e3 a7a6 f2f3 b8c6"}
{"n": "Queen's Indian: Old Main Line, 9.Qxc3 f5 10.b3", "f": "rn1q1rk1/pbppb1pp/1p2p3/5p2/2PP4/1PQ2NP1/P3PPBP/R1B2RK1 b -", "c": "E19h", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 f6e4 d1c2 e4c3 c2c3 f7f5 b2b3"}
{"n": "Neo-Benoni: 3.c3 e6", "f": "rnbqkb1r/pp1p1ppp/4pn2/2p5/3P4/2P2N2/PP2PPPP/RNBQKB1R w KQkq", "c": "A46e", "m": "d2d4 g8f6 g1f3 c7c5 c2c3 e7e6"}
{"n": "Sicilian: 3.Bb5+ Nc6 4.O-O Bd7", "f": "r2qkbnr/pp1bpppp/2np4/1Bp5/4P3/5N2/PPPP1PPP/RNBQ1RK1 w kq", "c": "B51n", "m": "e2e4 c7c5 g1f3 d7d6 f1b5 b8c6 e1g1 c8d7"}
{"n": "Sicilian: Dragon, Yugoslav, Old Main Line, 12.h4 Ne5 13.Kb1", "f": "r1r3k1/pp1bppbp/3p1np1/q3n3/3NP2P/1BN1BP2/PPPQ2P1/1K1R3R b -", "c": "B79c", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 f1c4 c8d7 e1c1 d8a5 c4b3 f8c8 h2h4 c6e5 c1b1"}
{"n": "King's Indian: S\u00e4misch, Panno Main Line, 9.Nc1 e5 10.Nb3", "f": "1rbq1rk1/1pp2pbp/p1np1np1/4p3/2PPP3/1NN1BP2/PP1Q2PP/R3KB1R b KQ", "c": "E84h", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b8c6 g1e2 a7a6 d1d2 a8b8 e2c1 e7e5 c1b3"}
{"n": "King's Gambit: Keene Defence", "f": "rnb1kbnr/pppp1ppp/8/4p3/4PP1q/8/PPPP2PP/RNBQKBNR w KQkq", "c": "C30f", "m": "e2e4 e7e5 f2f4 d8h4"}
{"n": "Queen's Indian: Capablanca, 6...Bxd2+ 7.Qxd2 O-O", "f": "rn1q1rk1/pbpp1ppp/1p2pn2/8/2PP4/5NP1/PP1QPPBP/RN2K2R w KQ", "c": "E16q", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8b4 c1d2 b4d2 d1d2 e8g8"}
{"n": "English: Symmetrical, Mutual Double Fianchetto", "f": "rn1qkb1r/pb1ppp1p/1p3np1/2p5/2P5/1P3NP1/P2PPPBP/RNBQ1RK1 b kq", "c": "A30g", "m": "c2c4 c7c5 g1f3 g8f6 g2g3 b7b6 f1g2 c8b7 e1g1 g7g6 b2b3"}
{"n": "French: Winawer, Alekhine Gambit, 5.a3 Be7 6.Nxe4 Nf6 7.Qd3", "f": "rnbqk2r/ppp1bppp/4pn2/8/3PN3/P2Q4/1PP1NPPP/R1B1KB1R b KQkq", "c": "C15v", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 g1e2 d5e4 a2a3 b4e7 c3e4 g8f6 d1d3"}
{"n": "Trompowsky: 2...Ne4 3.Bf4 d5 4.f3", "f": "rnbqkb1r/ppp1pppp/8/3p4/3PnB2/5P2/PPP1P1PP/RN1QKBNR b KQkq", "c": "A45v", "m": "d2d4 g8f6 c1g5 f6e4 g5f4 d7d5 f2f3"}
{"n": "Sicilian: Dragon, Yugoslav, Old Main Line, 11.Bb3 Rfc8", "f": "r1r3k1/pp1bppbp/2np1np1/q7/3NP3/1BN1BP2/PPPQ2PP/2KR3R w -", "c": "B78t", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 f1c4 c8d7 e1c1 d8a5 c4b3 f8c8"}
{"n": "Modern: Averbakh, 4...e5 5.dxe5", "f": "rnbqk1nr/ppp2pbp/3p2p1/4P3/2P1P3/2N5/PP3PPP/R1BQKBNR b KQkq", "c": "A42v", "m": "d2d4 d7d6 c2c4 g7g6 b1c3 f8g7 e2e4 e7e5 d4e5"}
{"n": "Semi-Slav: Meran, Wade, 9.O-O b4 10.Ne4", "f": "r2qkb1r/pb1n1ppp/2p1pn2/8/1p1PN3/3BPN2/PP3PPP/R1BQ1RK1 b kq", "c": "D47o", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 c8b7 e1g1 b5b4 c3e4"}
{"n": "Sicilian: Taimanov, 6.Be3 a6 7.Bd3 Nf6 8.O-O", "f": "r1b1kb1r/1pqp1ppp/p1n1pn2/8/3NP3/2NBB3/PPP2PPP/R2Q1RK1 b kq", "c": "B48n", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 c1e3 a7a6 f1d3 g8f6 e1g1"}
{"n": "Sicilian: Lowenthal, Kalashnikov, 6.a4", "f": "r1bqkbnr/pp3ppp/2np4/1N2p3/P3P3/8/1PP2PPP/RNBQKB1R b KQkq", "c": "B32o", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 e7e5 d4b5 d7d6 a2a4"}
{"n": "Colle: 3...g6", "f": "rnbqkb1r/ppp1pp1p/5np1/3p4/3P4/4PN2/PPP2PPP/RNBQKB1R w KQkq", "c": "D04e", "m": "d2d4 d7d5 g1f3 g8f6 e2e3 g7g6"}
{"n": "QGD Tarrasch: 9.Bg5 cxd4 10.Nxd4 h6 11.Be3 Re8 12.Qb3", "f": "r1bqr1k1/pp2bpp1/2n2n1p/3p4/3N4/1QN1B1P1/PP2PPBP/R4RK1 b -", "c": "D34v", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 g8f6 f1g2 f8e7 e1g1 e8g8 c1g5 c5d4 f3d4 h7h6 g5e3 f8e8 d1b3"}
{"n": "French: Classical, Steinitz, 7...a6", "f": "rnb1k2r/1ppnqppp/p3p3/3pP3/3P1P2/2N5/PPP3PP/R2QKBNR w KQkq", "c": "C14g", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8e7 e4e5 f6d7 g5e7 d8e7 f2f4 a7a6"}
{"n": "King's Indian: Petrosian, 7...c5", "f": "rnbq1rk1/pp3pbp/3p1np1/2pPp3/2P1P3/2N2N2/PP2BPPP/R1BQK2R w KQ", "c": "E92o", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 d4d5 c7c5"}
{"n": "Sicilian: Closed, Grand Prix, 3...e6 4.Nf3 d5", "f": "r1bqkbnr/pp3ppp/2n1p3/2pp4/4PP2/2N2N2/PPPP2PP/R1BQKB1R w KQkq", "c": "B23r", "m": "e2e4 c7c5 b1c3 b8c6 f2f4 e7e6 g1f3 d7d5"}
{"n": "Spanish: Fianchetto, 4.d4", "f": "r1bqkbnr/pppp1p1p/2n3p1/1B2p3/3PP3/5N2/PPP2PPP/RNBQK2R b KQkq", "c": "C60l", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g7g6 d2d4"}
{"n": "Spanish: Closed, Centre Attack, 7.Re1 b5", "f": "r1bqk2r/2ppbppp/p1n2n2/1p6/B2pP3/5N2/PPP2PPP/RNBQR1K1 w kq", "c": "C84m", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 d2d4 e5d4 f1e1 b7b5"}
{"n": "Benko Gambit: Fianchetto Variation", "f": "rn1qkb1r/4pp1p/b2p1np1/2pP4/8/2N2NP1/PP2PP1P/R1BQKB1R b KQkq", "c": "A58k", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6 c8a6 b1c3 d7d6 g1f3 g7g6 g2g3"}
{"n": "King's Indian: Mar del Plata, 9.Nd2 a5 10.a3", "f": "r1bq1rk1/1pp1npbp/3p1np1/p2Pp3/2P1P3/P1N5/1P1NBPPP/R1BQ1RK1 b -", "c": "E97y", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 f3d2 a7a5 a2a3"}
{"n": "QGD: Exchange, Main Line, 9.Nf3 Re8 10.O-O h6", "f": "r1bqr1k1/pp1nbpp1/2p2n1p/3p2B1/3P4/2NBPN2/PPQ2PPP/R4RK1 w -", "c": "D36t", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1g5 c7c6 d1c2 f8e7 e2e3 b8d7 f1d3 e8g8 g1f3 f8e8 e1g1 h7h6"}
{"n": "Gr\u00fcnfeld: Modern Exchange, 8.Be3 O-O 9.Rc1 Qa5", "f": "rnb2rk1/pp2ppbp/6p1/q1p5/3PP3/2P1BN2/P4PPP/2RQKB1R w K", "c": "D85x", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 g1f3 c7c5 c1e3 e8g8 a1c1 d8a5"}
{"n": "English: Symmetrical, Four Knights, 4.g3 d5", "f": "r1bqkb1r/pp2pppp/2n2n2/2pp4/2P5/2N2NP1/PP1PPP1P/R1BQKB1R w KQkq", "c": "A35k", "m": "c2c4 c7c5 b1c3 b8c6 g1f3 g8f6 g2g3 d7d5"}
{"n": "Russian Game: Vienna/Kaufmann", "f": "rnbqkb1r/ppp2ppp/3p4/8/2P1n3/5N2/PP1P1PPP/RNBQKB1R b KQkq", "c": "C42l", "m": "e2e4 e7e5 g1f3 g8f6 f3e5 d7d6 e5f3 f6e4 c2c4"}
{"n": "English: Symmetrical, Hedgehog, 9.Rd1", "f": "rn1qk2r/pb2bppp/1p1ppn2/8/2PQ4/2N2NP1/PP2PPBP/R1BR2K1 b kq", "c": "A30w", "m": "c2c4 c7c5 g1f3 g8f6 g2g3 b7b6 f1g2 c8b7 e1g1 e7e6 b1c3 f8e7 d2d4 c5d4 d1d4 d7d6 f1d1"}
{"n": "French: Winawer, Swiss, 6.b4 cxd4 7.Nb5 Bc7 8.f4 Bd7", "f": "rn1qk1nr/ppbb1ppp/4p3/1N1pP3/1P1p1P2/P7/2P3PP/R1BQKBNR w KQkq", "c": "C17s", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4a5 b2b4 c5d4 c3b5 a5c7 f2f4 c8d7"}
{"n": "King's Indian: Fianchetto, Panno, 8.Re1", "f": "r1bq1rk1/1pp1ppbp/p1np1np1/8/2PP4/2N2NP1/PP2PPBP/R1BQR1K1 b -", "c": "E63b", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8c6 e1g1 a7a6 f1e1"}
{"n": "Sicilian: Lowenthal, 5...a6, 8.Qd1", "f": "r1b1k1nr/1p1p1ppp/p1n2q2/4p3/4P3/8/PPP2PPP/RNBQKB1R b KQkq", "c": "B32m", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 e7e5 d4b5 a7a6 b5d6 f8d6 d1d6 d8f6 d6d1"}
{"n": "Sicilian: Closed, 6.f4 Nf6", "f": "r1bqk2r/pp2ppbp/2np1np1/2p5/4PP2/2NP2P1/PPP3BP/R1BQK1NR w KQkq", "c": "B25g", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 f2f4 g8f6"}
{"n": "Spanish: Archangelsk, 7.d3 Be7", "f": "r2qk2r/1bppbppp/p1n2n2/1p2p3/4P3/1B1P1N2/PPP2PPP/RNBQ1RK1 w kq", "c": "C78q", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 b7b5 a4b3 c8b7 d2d3 f8e7"}
{"n": "French: Winawer, Advance, 4...Ne7 5.a3 Bxc3+ 6.bxc3 b6", "f": "rnbqk2r/p1p1nppp/1p2p3/3pP3/3P4/P1P5/2P2PPP/R1BQKBNR w KQkq", "c": "C16n", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 g8e7 a2a3 b4c3 b2c3 b7b6"}
{"n": "King's Indian: S\u00e4misch, Orthodox, 7.Nge2 c6 8.Qb3", "f": "rnbq1rk1/pp3pbp/2pp1np1/4p3/2PPP3/1QN1BP2/PP2N1PP/R3KB1R b KQ", "c": "E86c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 g1e2 c7c6 d1b3"}
{"n": "Benoni: Classical, 8.h3 O-O 9.Bd3 Re8 10.O-O c4", "f": "rnbqr1k1/pp3pbp/3p1np1/3P4/2p1P3/2NB1N1P/PP3PP1/R1BQ1RK1 w -", "c": "A70o", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 g1f3 f8g7 h2h3 e8g8 f1d3 f8e8 e1g1 c5c4"}
{"n": "Nimzowitsch Defence: Bogoljubow Variation", "f": "r1bqkbnr/ppp1pppp/2n5/3p4/3PP3/2N5/PPP2PPP/R1BQKBNR b KQkq", "c": "B00w", "m": "e2e4 b8c6 d2d4 d7d5 b1c3"}
{"n": "Old Indian: 5.e4 Be7 6.g3 c6 7.Bg2 O-O 8.O-O a6", "f": "r1bq1rk1/1p1nbppp/p1pp1n2/4p3/2PPP3/2N2NP1/PP3PBP/R1BQ1RK1 w -", "c": "A55g", "m": "d2d4 g8f6 c2c4 d7d6 b1c3 e7e5 g1f3 b8d7 e2e4 f8e7 g2g3 c7c6 f1g2 e8g8 e1g1 a7a6"}
{"n": "Benoni: 6.e4 g6 7.Bd3 Bg7 8.Nge2", "f": "rnbqk2r/pp3pbp/3p1np1/2pP4/4P3/2NB4/PP2NPPP/R1BQK2R b KQkq", "c": "A65g", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f1d3 f8g7 g1e2"}
{"n": "French: Tarrasch, Open, 4.exd5 exd5 5.Bb5+ Bd7", "f": "rn1qkbnr/pp1b1ppp/8/1Bpp4/3P4/8/PPPN1PPP/R1BQK1NR w KQkq", "c": "C08d", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 e4d5 e6d5 f1b5 c8d7"}
{"n": "King's Indian: S\u00e4misch, 5...O-O 6.Bg5 c5 7.d5 e6", "f": "rnbq1rk1/pp3pbp/3ppnp1/2pP2B1/2P1P3/2N2P2/PP4PP/R2QKBNR w KQ", "c": "E81i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1g5 c7c5 d4d5 e7e6"}
{"n": "Spanish: Modern Steinitz Defence", "f": "r1bqkbnr/1pp2ppp/p1np4/4p3/B3P3/5N2/PPPP1PPP/RNBQK2R w KQkq", "c": "C71", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 d7d6"}
{"n": "Scandinavian: 2...Qxd5, 5.Nf3", "f": "rnb1kb1r/ppp1pppp/5n2/q7/3P4/2N2N2/PPP2PPP/R1BQKB1R b KQkq", "c": "B01j", "m": "e2e4 d7d5 e4d5 d8d5 b1c3 d5a5 d2d4 g8f6 g1f3"}
{"n": "King's Indian: 4.Nf3 O-O 5.e3", "f": "rnbq1rk1/ppppppbp/5np1/8/2PP4/2N1PN2/PP3PPP/R1BQKB1R b KQ", "c": "E61m", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 e8g8 e2e3"}
{"n": "Sicilian: Taimanov, 5...a6 6.Nxc6 bxc6 7.Bd3", "f": "r1bqkbnr/3p1ppp/p1p1p3/8/4P3/2NB4/PPP2PPP/R1BQK2R b KQkq", "c": "B46d", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 a7a6 d4c6 b7c6 f1d3"}
{"n": "Blumenfeld: 5.Bg5", "f": "rnbqkb1r/p2p1ppp/4pn2/1ppP2B1/2P5/5N2/PP2PPPP/RN1QKB1R b KQkq", "c": "E10m", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 c7c5 d4d5 b7b5 c1g5"}
{"n": "King's Indian: Four Pawns Attack, 5...c5", "f": "rnbqk2r/pp2ppbp/3p1np1/2p5/2PPPP2/2N5/PP4PP/R1BQKBNR w KQkq", "c": "E76b", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f4 c7c5"}
{"n": "Sicilian: Accelerated Fianchetto, 5.Bc4", "f": "r1bqkbnr/pp1ppp1p/2n3p1/8/2BNP3/8/PPP2PPP/RNBQK2R b KQkq", "c": "B34b", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 f1c4"}
{"n": "English: Symmetrical, 5.Nf3 a6", "f": "r1bqk1nr/1p1pppbp/p1n3p1/2p5/2P5/2N2NP1/PP1PPPBP/R1BQK2R w KQkq", "c": "A37b", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 a7a6"}
{"n": "Vienna: 2...Bc5", "f": "rnbqk1nr/pppp1ppp/8/2b1p3/4P3/2N5/PPPP1PPP/R1BQKBNR w KQkq", "c": "C25d", "m": "e2e4 e7e5 b1c3 f8c5"}
{"n": "Spanish: Exchange, Lasker Variation", "f": "r1bqkbnr/1pp2ppp/p1p5/4p3/3PP3/5N2/PPP2PPP/RNBQK2R b KQkq", "c": "C68e", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5c6 d7c6 d2d4"}
{"n": "QGD: Chigorin, 3.Nc3 dxc4", "f": "r1bqkbnr/ppp1pppp/2n5/8/2pP4/2N5/PP2PPPP/R1BQKBNR w KQkq", "c": "D07s", "m": "d2d4 d7d5 c2c4 b8c6 b1c3 d5c4"}
{"n": "Sicilian: Maroczy Bind, 6.Nc2 Nf6 7.Nc3 d6 8.Be2 O-O 9.O-O", "f": "r1bq1rk1/pp2ppbp/2np1np1/8/2P1P3/2N5/PPN1BPPP/R1BQ1RK1 b -", "c": "B37l", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 d4c2 g8f6 b1c3 d7d6 f1e2 e8g8 e1g1"}
{"n": "King's Indian: Fianchetto, Uhlmann/Szabo Variation", "f": "r1bq1rk1/ppp1npbp/3p1np1/3Pp3/2P5/2N2NP1/PP2PPBP/R1BQ1RK1 w -", "c": "E62u", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8c6 e1g1 e7e5 d4d5 c6e7"}
{"n": "French: KIA, Reversed Philidor, 4...b6", "f": "rnbqkb1r/p1p2ppp/1p2pn2/3p4/4P3/3P1N2/PPPN1PPP/R1BQKB1R w KQkq", "c": "C00t", "m": "e2e4 e7e6 d2d3 d7d5 b1d2 g8f6 g1f3 b7b6"}
{"n": "Caro-Kann: Classical, Maroczy Attack", "f": "rn1qkbnr/pp2pppp/2p3b1/8/3P1P2/6N1/PPP3PP/R1BQKBNR b KQkq", "c": "B18f", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 c8f5 e4g3 f5g6 f2f4"}
{"n": "QGD: Ragozin, 5.Qa4+ Nc6 6.cxd5", "f": "r1bqk2r/ppp2ppp/2n1pn2/3P4/Qb1P4/2N2N2/PP2PPPP/R1B1KB1R b KQkq", "c": "D38c", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8b4 d1a4 b8c6 c4d5"}
{"n": "Slav: 4.e3 Bf5 5.Nc3 e6 6.Nh4 Bg4", "f": "rn1qkb1r/pp3ppp/2p1pn2/3p4/2PP2bN/2N1P3/PP3PPP/R1BQKB1R w KQkq", "c": "D12o", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 e2e3 c8f5 b1c3 e7e6 f3h4 f5g4"}
{"n": "Slav: 3.Nc3 dxc4", "f": "rnbqkbnr/pp2pppp/2p5/8/2pP4/2N5/PP2PPPP/R1BQKBNR w KQkq", "c": "D10o", "m": "d2d4 d7d5 c2c4 c7c6 b1c3 d5c4"}
{"n": "Slav: Dutch, 8...Nbd7 9.Qe2 Bg6", "f": "r2qk2r/pp1n1ppp/2p1pnb1/8/PbBP4/2N1PN2/1P2QPPP/R1B2RK1 w kq", "c": "D18l", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 e2e3 e7e6 f1c4 f8b4 e1g1 b8d7 d1e2 f5g6"}
{"n": "Reti: Accepted, 3.e3 Nf6 4.Bxc4 e6", "f": "rnbqkb1r/ppp2ppp/4pn2/8/2B5/4PN2/PP1P1PPP/RNBQK2R w KQkq", "c": "A09u", "m": "g1f3 d7d5 c2c4 d5c4 e2e3 g8f6 f1c4 e7e6"}
{"n": "Sicilian: Closed, Grand Prix, 3...g6 4.Nf3 Bg7 5.Bc4", "f": "r1bqk1nr/pp1pppbp/2n3p1/2p5/2B1PP2/2N2N2/PPPP2PP/R1BQK2R b KQkq", "c": "B23t", "m": "e2e4 c7c5 b1c3 b8c6 f2f4 g7g6 g1f3 f8g7 f1c4"}
{"n": "Caro-Kann: Two Knights, 3...Bg4 4.h3 Bxf3", "f": "rn1qkbnr/pp2pppp/2p5/3p4/4P3/2N2b1P/PPPP1PP1/R1BQKB1R w KQkq", "c": "B11d", "m": "e2e4 c7c6 b1c3 d7d5 g1f3 c8g4 h2h3 g4f3"}
{"n": "QGD Tarrasch: 9.dxc5", "f": "r1bq1rk1/pp2bppp/2n2n2/2Pp4/8/2N2NP1/PP2PPBP/R1BQ1RK1 b -", "c": "D34h", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 g8f6 f1g2 f8e7 e1g1 e8g8 d4c5"}
{"n": "Slav: 4.e3 Bf5 5.Bd3 Bxd3", "f": "rn1qkb1r/pp2pppp/2p2n2/3p4/2PP4/3bPN2/PP3PPP/RNBQK2R w KQkq", "c": "D12h", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 e2e3 c8f5 f1d3 f5d3"}
{"n": "Vienna: 3.Bc4 Nc6", "f": "r1bqkb1r/pppp1ppp/2n2n2/4p3/2B1P3/2N5/PPPP1PPP/R1BQK1NR w KQkq", "c": "C28a", "m": "e2e4 e7e5 b1c3 g8f6 f1c4 b8c6"}
{"n": "Nimzo-Indian: Classical, 4...c5", "f": "rnbqk2r/pp1p1ppp/4pn2/2p5/1bPP4/2N5/PPQ1PPPP/R1B1KBNR w KQkq", "c": "E38a", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 c7c5"}
{"n": "Semi-Slav: 5.Qd3", "f": "rnbqkb1r/pp3ppp/2p1pn2/3p4/2PP4/2NQ1N2/PP2PPPP/R1B1KB1R b KQkq", "c": "D43c", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 d1d3"}
{"n": "Nimzo-Indian: Nimzowitsch, 5.Ne2", "f": "rnbqk2r/p1pp1ppp/1p2pn2/8/1bPP4/2N1P3/PP2NPPP/R1BQKB1R b KQkq", "c": "E44", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 e2e3 b7b6 g1e2"}
{"n": "Van Geet (Dunst) Opening", "f": "rnbqkbnr/pppppppp/8/8/8/2N5/PPPPPPPP/R1BQKBNR b KQkq", "c": "A00l", "m": "b1c3"}
{"n": "King's Indian: Petrosian, Stein, Main Line, 10...Qe8", "f": "r1b1qrk1/1pp2pb1/n2p1npp/p2Pp3/2P1P2B/2N5/PP1NBPPP/R2QK2R w KQ", "c": "E92v", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 d4d5 a7a5 c1g5 h7h6 g5h4 b8a6 f3d2 d8e8"}
{"n": "Benoni: S\u00e4misch, 8.Bg5 h6 9.Be3 O-O 10.Nge2", "f": "rnbq1rk1/pp3pb1/3p1npp/2pP4/4P3/2N1BP2/PP2N1PP/R2QKB1R b KQ", "c": "A65s", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f3 f8g7 c1g5 h7h6 g5e3 e8g8 g1e2"}
{"n": "Vienna: 3.Bc4 Nc6 4.d3 Bc5 5.f4 d6 6.Nf3 a6", "f": "r1bqk2r/1pp2ppp/p1np1n2/2b1p3/2B1PP2/2NP1N2/PPP3PP/R1BQK2R w KQkq", "c": "C28l", "m": "e2e4 e7e5 b1c3 g8f6 f1c4 b8c6 d2d3 f8c5 f2f4 d7d6 g1f3 a7a6"}
{"n": "Sicilian: Richter-Rauzer, 7.Qd2 h6 8.Bxf6 gxf6 9.O-O-O a6", "f": "r1bqkb1r/1p3p2/p1nppp1p/8/3NP3/2N5/PPPQ1PPP/2KR1B1R w kq", "c": "B63i", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 h7h6 g5f6 g7f6 e1c1 a7a6"}
{"n": "Nimzo-Indian: Classical, 4...O-O 5.a3, 6...b6 7.Bg5 Ba6", "f": "rn1q1rk1/p1pp1ppp/bp2pn2/6B1/2PP4/P1Q5/1P2PPPP/R3KBNR w KQ", "c": "E32o", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 e8g8 a2a3 b4c3 c2c3 b7b6 c1g5 c8a6"}
{"n": "Sicilian, Chekhover, 4...Nf6", "f": "rnbqkb1r/pp2pppp/3p1n2/8/3QP3/5N2/PPP2PPP/RNB1KB1R w KQkq", "c": "B53k", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 d1d4 g8f6"}
{"n": "Sicilian: Closed, 6.f4 e6", "f": "r1bqk2r/pp2npbp/2npp1p1/2p5/4PP2/2NP1NP1/PPP3BP/R1BQ1RK1 b kq", "c": "B25o", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 f2f4 e7e6 g1f3 g8e7 e1g1"}
{"n": "QGD: Cambridge Springs, Bogoljubow, 8.Qc2", "f": "r1b1k2r/pp1n1ppp/2p1pn2/q2p2B1/1bPP4/2N1P3/PPQN1PPP/R3KB1R b KQkq", "c": "D52j", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 b8d7 e2e3 c7c6 g1f3 d8a5 f3d2 f8b4 d1c2"}
{"n": "Sicilian: Grand Prix Attack", "f": "rnbqkbnr/pp1ppppp/8/2p5/4PP2/8/PPPP2PP/RNBQKBNR b KQkq", "c": "B21a", "m": "e2e4 c7c5 f2f4"}
{"n": "Caro-Kann: Gurgenidze: 4.e5 Bg7 5.f4 h5 6.Nf3", "f": "rnbqk1nr/pp2ppb1/2p3p1/3pP2p/3P1P2/2N2N2/PPP3PP/R1BQKB1R b KQkq", "c": "B15i", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 g7g6 e4e5 f8g7 f2f4 h7h5 g1f3"}
{"n": "QGD Tarrasch: Swedish, 9.a3", "f": "r1bqk2r/pp2nppp/2n5/3p4/1bpP4/P1N2NP1/1P2PPBP/R1BQ1RK1 b kq", "c": "D33g", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 c5c4 f1g2 f8b4 e1g1 g8e7 a2a3"}
{"n": "Sicilian: Kan, 5.Nc3 Qc7 6.Bd3", "f": "rnb1kbnr/1pqp1ppp/p3p3/8/3NP3/2NB4/PPP2PPP/R1BQK2R b KQkq", "c": "B43m", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 a7a6 b1c3 d8c7 f1d3"}
{"n": "Spanish: Closed, Chigorin, 11.d3 Nc6", "f": "r1bq1rk1/4bppp/p1np1n2/1pp1p3/4P3/2PP1N1P/PPB2PP1/RNBQR1K1 w -", "c": "C96h", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d3 a5c6"}
{"n": "Sicilian: Dragon, Yugoslav, Old Main Line", "f": "r4rk1/pp1bppbp/2np1np1/q7/2BNP3/2N1BP2/PPPQ2PP/2KR3R w -", "c": "B78r", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 f1c4 c8d7 e1c1 d8a5"}
{"n": "Sicilian, Taimanov, Szen, 7.N5c3", "f": "r1bqkb1r/pp3ppp/2nppn2/8/2P1P3/2N5/PP3PPP/RNBQKB1R b KQkq", "c": "B44p", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 d4b5 d7d6 c2c4 g8f6 b5c3"}
{"n": "Spanish: Closed, Chigorin, 13...Nc6 14.Nb3 a5 15.Be3 a4 16.Nbd2 Nb4", "f": "r1b2rk1/2q1bppp/3p1n2/1p2p3/pn1PP3/4BN1P/PPBN1PP1/R2QR1K1 w -", "c": "C99n", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 d8c7 b1d2 c5d4 c3d4 a5c6 d2b3 a6a5 c1e3 a5a4 b3d2 c6b4"}
{"n": "QGA: Janowski-Larsen, 6.h3 Bh5 7.Nc3 Nbd7 8.O-O Bd6 9.e4", "f": "r2qk2r/pppn1ppp/3bpn2/7b/2BPP3/2N2N1P/PP3PP1/R1BQ1RK1 b kq", "c": "D25s", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 c8g4 f1c4 e7e6 h2h3 g4h5 b1c3 b8d7 e1g1 f8d6 e3e4"}
{"n": "French: Exchange", "f": "rnbqkbnr/ppp2ppp/8/3p4/3P4/8/PPP2PPP/RNBQKBNR w KQkq", "c": "C01b", "m": "e2e4 e7e6 d2d4 d7d5 e4d5 e6d5"}
{"n": "Sicilian: Najdorf, 6.f4 Qc7 7.Nf3", "f": "rnb1kb1r/1pq1pppp/p2p1n2/8/4PP2/2N2N2/PPP3PP/R1BQKB1R b KQkq", "c": "B93h", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 f2f4 d8c7 d4f3"}
{"n": "Sicilian, Taimanov, Szen, 7.N1c3 a6 8.Na3 Be7 9.Be2 O-O", "f": "r1bq1rk1/1p2bppp/p1nppn2/8/2P1P3/N1N5/PP2BPPP/R1BQK2R w KQ", "c": "B44v", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 d4b5 d7d6 c2c4 g8f6 b1c3 a7a6 b5a3 f8e7 f1e2 e8g8"}
{"n": "Dutch: 2.Nc3 d5 3.Bg5", "f": "rnbqkbnr/ppp1p1pp/8/3p1pB1/3P4/2N5/PPP1PPPP/R2QKBNR b KQkq", "c": "A80l", "m": "d2d4 f7f5 b1c3 d7d5 c1g5"}
{"n": "Sicilian: Hungarian, 3.d4 cxd4 4.Nxd4", "f": "rnbqkbnr/pp1ppp1p/6p1/8/3NP3/8/PPP2PPP/RNBQKB1R b KQkq", "c": "B27l", "m": "e2e4 c7c5 g1f3 g7g6 d2d4 c5d4 f3d4"}
{"n": "Pirc: Austrian, 5...c5 6.Bb5+", "f": "rnbqk2r/pp2ppbp/3p1np1/1Bp5/3PPP2/2N2N2/PPP3PP/R1BQK2R b KQkq", "c": "B09r", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 f2f4 f8g7 g1f3 c7c5 f1b5"}
{"n": "Slav: Exchange, 8.Bd3 Bxd3 9.Qxd3 Bd6 10.Bxd6 Qxd6", "f": "r3k2r/pp3ppp/2nqpn2/3p4/3P4/2NQPN2/PP3PPP/R3K2R w KQkq", "c": "D14j", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 c4d5 c6d5 b1c3 b8c6 c1f4 c8f5 e2e3 e7e6 f1d3 f5d3 d1d3 f8d6 f4d6 d8d6"}
{"n": "Spanish: Open, 8.dxe5", "f": "r1bqkb1r/2p2ppp/p1n5/1p1pP3/4n3/1B3N2/PPP2PPP/RNBQ1RK1 b kq", "c": "C80m", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 d2d4 b7b5 a4b3 d7d5 d4e5"}
{"n": "French: Tarrasch, Closed, 4.e5", "f": "rnbqkb1r/ppp2ppp/4pn2/3pP3/3P4/8/PPPN1PPP/R1BQKBNR b KQkq", "c": "C05b", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 g8f6 e4e5"}
{"n": "Caro-Kann: Panov-Botvinnik, 5...g6 6.cxd5 Bg7", "f": "rnbqk2r/pp2ppbp/5np1/3P4/3P4/2N5/PP3PPP/R1BQKBNR w KQkq", "c": "B14e", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 c2c4 g8f6 b1c3 g7g6 c4d5 f8g7"}
{"n": "Catalan: Open, 5.Nf3 Nc6 6.O-O Rb8 7.Nc3", "f": "1rbqkb1r/ppp2ppp/2n1pn2/8/2pP4/2N2NP1/PP2PPBP/R1BQ1RK1 b k", "c": "E04u", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 b8c6 e1g1 a8b8 b1c3"}
{"n": "Sicilian: Rossolimo, 3...g6 4.O-O Bg7 5.c3 e5", "f": "r1bqk1nr/pp1p1pbp/2n3p1/1Bp1p3/4P3/2P2N2/PP1P1PPP/RNBQ1RK1 w kq", "c": "B31i", "m": "e2e4 c7c5 g1f3 b8c6 f1b5 g7g6 e1g1 f8g7 c2c3 e7e5"}
{"n": "King's Indian: S\u00e4misch, 6...Nc6 7.Nge2", "f": "r1bq1rk1/ppp1ppbp/2np1np1/8/2PPP3/2N1BP2/PP2N1PP/R2QKB1R b KQ", "c": "E83d", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b8c6 g1e2"}
{"n": "Pirc: 4.Be2", "f": "rnbqkb1r/ppp1pp1p/3p1np1/8/3PP3/2N5/PPP1BPPP/R1BQK1NR b KQkq", "c": "B07y", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 f1e2"}
{"n": "Neo-Gr\u00fcnfeld, 6.O-O dxc4", "f": "rnbq1rk1/ppp1ppbp/5np1/8/2pP4/5NP1/PP2PPBP/RNBQ1RK1 w -", "c": "D77e", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 e1g1 d5c4"}
{"n": "Alekhine: Modern, Larsen, 5.Nxe5 g6 6.Bc4", "f": "rnbqkb1r/ppp1pp1p/6p1/3nN3/2BP4/8/PPP2PPP/RNBQK2R b KQkq", "c": "B04h", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 g1f3 d6e5 f3e5 g7g6 f1c4"}
{"n": "Spanish: Closed, Chigorin, 11.d4", "f": "r1bq1rk1/4bppp/p2p1n2/npp1p3/3PP3/2P2N1P/PPB2PP1/RNBQR1K1 b -", "c": "C96i", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4"}
{"n": "Richter-Veresov: 3...Nbd7 4.Nf3", "f": "r1bqkb1r/pppnpppp/5n2/3p2B1/3P4/2N2N2/PPP1PPPP/R2QKB1R b KQkq", "c": "D01n", "m": "d2d4 d7d5 b1c3 g8f6 c1g5 b8d7 g1f3"}
{"n": "Russian Game: 3.d3", "f": "rnbqkb1r/pppp1ppp/5n2/4p3/4P3/3P1N2/PPP2PPP/RNBQKB1R b KQkq", "c": "C42b", "m": "e2e4 e7e5 g1f3 g8f6 d2d3"}
{"n": "Sicilian: Taimanov, 6.Be3 a6", "f": "r1b1kbnr/1pqp1ppp/p1n1p3/8/3NP3/2N1B3/PPP2PPP/R2QKB1R w KQkq", "c": "B48c", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 c1e3 a7a6"}
{"n": "Four Knights: Scotch, Main Line, 9.O-O O-O 10.Bg5 c6", "f": "r1bq1rk1/p4ppp/2p2n2/3p2B1/1b6/2NB4/PPP2PPP/R2Q1RK1 w -", "c": "C47v", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 d2d4 e5d4 f3d4 f8b4 d4c6 b7c6 f1d3 d7d5 e4d5 c6d5 e1g1 e8g8 c1g5 c7c6"}
{"n": "Benoni: Classical, 8.Qa4+", "f": "rnbqk2r/pp3pbp/3p1np1/2pP4/Q3P3/2N2N2/PP3PPP/R1B1KB1R b KQkq", "c": "A70f", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 g1f3 f8g7 d1a4"}
{"n": "Slav: 4.e3 Bf5 5.Bd3", "f": "rn1qkb1r/pp2pppp/2p2n2/3p1b2/2PP4/3BPN2/PP3PPP/RNBQK2R b KQkq", "c": "D12g", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 e2e3 c8f5 f1d3"}
{"n": "Sicilian: Scheveningen, Fianchetto Variation", "f": "r1b1k2r/1pq1bppp/p1nppn2/8/3NP3/2N3P1/PPP2PBP/R1BQR1K1 w kq", "c": "B80u", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 g2g3 b8c6 f1g2 d8c7 e1g1 a7a6 f1e1 f8e7"}
{"n": "English: Symmetrical, 5.Nf3 e6 6.d3", "f": "r1bqk1nr/pp1p1pbp/2n1p1p1/2p5/2P5/2NP1NP1/PP2PPBP/R1BQK2R b KQkq", "c": "A37j", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 e7e6 d2d3"}
{"n": "Sicilian: Boleslavsky, 7.Nb3 Be7 8.O-O", "f": "r1bqk2r/pp2bppp/2np1n2/4p3/4P3/1NN5/PPP1BPPP/R1BQ1RK1 b kq", "c": "B59f", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1e2 e7e5 d4b3 f8e7 e1g1"}
{"n": "Nimzo-Indian: S\u00e4misch, 5...O-O 6.e3 c5 7.Bd3 Nc6", "f": "r1bq1rk1/pp1p1ppp/2n1pn2/2p5/2PP4/P1PBP3/5PPP/R1BQK1NR w KQ", "c": "E29", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 a2a3 b4c3 b2c3 e8g8 e2e3 c7c5 f1d3 b8c6"}
{"n": "Neo-Indian: 3.Nf3 a6 4.Nc3 c5", "f": "rnbqkb1r/1p1p1ppp/p3pn2/2p5/2PP4/2N2N2/PP2PPPP/R1BQKB1R w KQkq", "c": "E10f", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 a7a6 b1c3 c7c5"}
{"n": "Gr\u00fcnfeld: Russian, Prins, 8.Bf4", "f": "r1bq1rk1/ppp1ppbp/n4np1/8/2QPPB2/2N2N2/PP3PPP/R3KB1R b KQ", "c": "D97n", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 d1b3 d5c4 b3c4 e8g8 e2e4 b8a6 c1f4"}
{"n": "King's Indian: S\u00e4misch, Orthodox, 7.Nge2 c6 8.Qd2 Nbd7 9.O-O-O", "f": "r1bq1rk1/pp1n1pbp/2pp1np1/4p3/2PPP3/2N1BP2/PP1QN1PP/2KR1B1R b -", "c": "E86g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 g1e2 c7c6 d1d2 b8d7 e1c1"}
{"n": "Gr\u00fcnfeld: Classical Exchange, 14.Rc1 Bxa2 15.Qa4 with 17.Qb4 e6", "f": "r2q1rk1/pp1b1pbp/4p1p1/n2P4/1Q2P3/3BBP2/4N1PP/2R2RK1 w -", "c": "D89f", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 f1c4 e8g8 g1e2 c7c5 e1g1 b8c6 c1e3 c5d4 c3d4 c8g4 f2f3 c6a5 c4d3 g4e6 a1c1 e6a2 d1a4 a2e6 d4d5 e6d7 a4b4 e7e6"}
{"n": "French: Exchange, 4.Nf3", "f": "rnbqkbnr/ppp2ppp/8/3p4/3P4/5N2/PPP2PPP/RNBQKB1R b KQkq", "c": "C01k", "m": "e2e4 e7e6 d2d4 d7d5 e4d5 e6d5 g1f3"}
{"n": "Sicilian: Closed, 3.g3", "f": "r1bqkbnr/pp1ppppp/2n5/2p5/4P3/2N3P1/PPPP1P1P/R1BQKBNR b KQkq", "c": "B24", "m": "e2e4 c7c5 b1c3 b8c6 g2g3"}
{"n": "Sicilian: Richter-Rauzer, 7...a6 8.O-O-O h6", "f": "r1bqkb1r/1p3pp1/p1nppn1p/6B1/3NP3/2N5/PPPQ1PPP/2KR1B1R w kq", "c": "B66f", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 a7a6 e1c1 h7h6"}
{"n": "King's Indian: Fianchetto, Classical, 8.e4 exd4 9.Nxd4 Re8 10.h3 Nc5 11.Re1 a5", "f": "r1bqr1k1/1pp2pbp/3p1np1/p1n5/2PNP3/2N3PP/PP3PB1/R1BQR1K1 w -", "c": "E68h", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 e5d4 f3d4 f8e8 h2h3 d7c5 f1e1 a7a5"}
{"n": "English: Symmetrical, Main Line, 7.d3 d5", "f": "r1bq1rk1/pp2ppbp/2n2np1/2pp4/2P5/2NP1NP1/PP2PPBP/R1BQ1RK1 w -", "c": "A38m", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 g8f6 e1g1 e8g8 d2d3 d7d5"}
{"n": "French: Tarrasch, Closed, 8...f6 9.exf6, 11...Qc7", "f": "r1b1k2r/ppq3pp/2nbpn2/3p4/3P4/3B1N2/PP2NPPP/R1BQ1RK1 w kq", "c": "C06q", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 g8f6 e4e5 f6d7 f1d3 c7c5 c2c3 b8c6 g1e2 c5d4 c3d4 f7f6 e5f6 d7f6 e1g1 f8d6 d2f3 d8c7"}
{"n": "Sicilian: Taimanov, 6.Nxc6", "f": "r1b1kbnr/ppqp1ppp/2N1p3/8/4P3/2N5/PPP2PPP/R1BQKB1R b KQkq", "c": "B47b", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 d4c6"}
{"n": "Catalan: Open, Classical, 8.Qxc4, 10.Bd2 Be4", "f": "rn1q1rk1/2p1bppp/p3pn2/1p6/3Pb3/5NP1/PPQBPPBP/RN3RK1 w -", "c": "E05t", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 f8e7 e1g1 e8g8 d1c2 a7a6 c2c4 b7b5 c4c2 c8b7 c1d2 b7e4"}
{"n": "King's Indian: 3.Nc3 Bg7", "f": "rnbqk2r/ppppppbp/5np1/8/2PP4/2N5/PP2PPPP/R1BQKBNR w KQkq", "c": "E61b", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7"}
{"n": "Nimzo-Indian: Classical, 4...c5 5.e3", "f": "rnbqk2r/pp1p1ppp/4pn2/2p5/1bPP4/2N1P3/PPQ2PPP/R1B1KBNR b KQkq", "c": "E38c", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 c7c5 e2e3"}
{"n": "Gr\u00fcnfeld: 5.Bg5 Ne4 6.cxd5 Nxg5 7.Nxg5 e6", "f": "rnbqk2r/ppp2pbp/4p1p1/3P2N1/3P4/2N5/PP2PPPP/R2QKB1R w KQkq", "c": "D91k", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 c1g5 f6e4 c4d5 e4g5 f3g5 e7e6"}
{"n": "Sicilian: Boleslavsky, 7.Nf3", "f": "r1bqkb1r/pp3ppp/2np1n2/4p3/4P3/2N2N2/PPP1BPPP/R1BQK2R b KQkq", "c": "B58h", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1e2 e7e5 d4f3"}
{"n": "Slav: Slav-Reti System", "f": "rnbqkb1r/pp2pppp/2p2n2/3p4/2PP4/5NP1/PP2PP1P/RNBQKB1R b KQkq", "c": "D11l", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 g2g3"}
{"n": "Trompowsky: 2...c5 3.Bxf6", "f": "rnbqkb1r/pp1ppppp/5B2/2p5/3P4/8/PPP1PPPP/RN1QKBNR b KQkq", "c": "A45q", "m": "d2d4 g8f6 c1g5 c7c5 g5f6"}
{"n": "Russian Game: Modern Attack, 3...Nxe4 4.Bd3 d5 5.Nxe5 Nd7 6.Nxd7", "f": "r1bqkb1r/pppN1ppp/8/3p4/3Pn3/3B4/PPP2PPP/RNBQK2R b KQkq", "c": "C43q", "m": "e2e4 e7e5 g1f3 g8f6 d2d4 f6e4 f1d3 d7d5 f3e5 b8d7 e5d7"}
{"n": "Spanish: Fianchetto, 4.d4 exd4 5.Bg5", "f": "r1bqkbnr/pppp1p1p/2n3p1/1B4B1/3pP3/5N2/PPP2PPP/RN1QK2R b KQkq", "c": "C60m", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g7g6 d2d4 e5d4 c1g5"}
{"n": "Nimzowitsch Defence: 2.Nf3 d6 3.d4 Nf6", "f": "r1bqkb1r/ppp1pppp/2np1n2/8/3PP3/5N2/PPP2PPP/RNBQKB1R w KQkq", "c": "B00p", "m": "e2e4 b8c6 g1f3 d7d6 d2d4 g8f6"}
{"n": "KGD: Classical, 4.c3 Nf6 5.d4", "f": "rnbqk2r/ppp2ppp/3p1n2/2b1p3/3PPP2/2P2N2/PP4PP/RNBQKB1R b KQkq", "c": "C30q", "m": "e2e4 e7e5 f2f4 f8c5 g1f3 d7d6 c2c3 g8f6 d2d4"}
{"n": "Semi-Slav: Noteboom, Abrahams, Main Line", "f": "rn1qk1nr/1b3ppp/4p3/pp6/2pP4/1PB1PN2/5PPP/R2QKB1R w KQkq", "c": "D31u", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c6 g1f3 d5c4 a2a4 f8b4 e2e3 b7b5 c1d2 a7a5 a4b5 b4c3 d2c3 c6b5 b2b3 c8b7"}
{"n": "Sicilian: Dragon", "f": "rnbqkb1r/pp2pp1p/3p1np1/8/3NP3/2N5/PPP2PPP/R1BQKB1R w KQkq", "c": "B70a", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6"}
{"n": "Indian: 2.g3", "f": "rnbqkb1r/pppppppp/5n2/8/3P4/6P1/PPP1PP1P/RNBQKBNR b KQkq", "c": "A45h", "m": "d2d4 g8f6 g2g3"}
{"n": "Old Benoni: Czech", "f": "rnbqkbnr/pp1p1ppp/8/2pPp3/8/8/PPP1PPPP/RNBQKBNR w KQkq", "c": "A44a", "m": "d2d4 c7c5 d4d5 e7e5"}
{"n": "French: Exchange, 4.Bd3 Bd6", "f": "rnbqk1nr/ppp2ppp/3b4/3p4/3P4/3B4/PPP2PPP/RNBQK1NR w KQkq", "c": "C01j", "m": "e2e4 e7e6 d2d4 d7d5 e4d5 e6d5 f1d3 f8d6"}
{"n": "Queen's Indian: 7.Nc3 d5 8.Ne5 Na6", "f": "r2q1rk1/pbp1bppp/np2pn2/3pN3/2PP4/2N3P1/PP2PPBP/R1BQ1RK1 w -", "c": "E18j", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 d7d5 f3e5 b8a6"}
{"n": "Sicilian: Taimanov, 5.c4 Nf6 6.Nc3", "f": "r1bqkb1r/pp1p1ppp/2n1pn2/8/2PNP3/2N5/PP3PPP/R1BQKB1R b KQkq", "c": "B44e", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 c2c4 g8f6 b1c3"}
{"n": "QGD: Ragozin, Vienna, 6.e4 c5 7.e5 cxd4", "f": "rnbqk2r/pp3ppp/4pn2/4P1B1/1bpp4/2N2N2/PP3PPP/R2QKB1R w KQkq", "c": "D39f", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8b4 c1g5 d5c4 e2e4 c7c5 e4e5 c5d4"}
{"n": "King's Indian: S\u00e4misch, Panno Main Line, 9.Bh6", "f": "1rbq1rk1/1pp1ppbp/p1np1npB/8/2PPP3/2N2P2/PP1QN1PP/R3KB1R b KQ", "c": "E84f", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b8c6 g1e2 a7a6 d1d2 a8b8 e3h6"}
{"n": "Gr\u00fcnfeld: 5.Bg5 Ne4 6.cxd5 Nxg5 7.Nxg5 e6 8.Qd2 exd5", "f": "rnbqk2r/ppp2pbp/6p1/3p2N1/3P4/2N5/PP1QPPPP/R3KB1R w KQkq", "c": "D91m", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 c1g5 f6e4 c4d5 e4g5 f3g5 e7e6 d1d2 e6d5"}
{"n": "Reti: KIA, 2...c5", "f": "rnbqkbnr/pp2pppp/8/2pp4/8/5NP1/PPPPPP1P/RNBQKB1R w KQkq", "c": "A08", "m": "g1f3 d7d5 g2g3 c7c5"}
{"n": "Nimzo-Indian: Main Line, 6...c5", "f": "rnbq1rk1/pp3ppp/4pn2/2pp4/1bPP4/2NBPN2/PP3PPP/R1BQK2R w KQ", "c": "E53", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 e2e3 e8g8 g1f3 d7d5 f1d3 c7c5"}
{"n": "Spanish: Fianchetto (Smyslov) Defence", "f": "r1bqkbnr/pppp1p1p/2n3p1/1B2p3/4P3/5N2/PPPP1PPP/RNBQK2R w KQkq", "c": "C60j", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g7g6"}
{"n": "Caro-Kann: Mieses Gambit", "f": "rnbqkbnr/pp2pppp/2p5/3p4/3PP3/4B3/PPP2PPP/RN1QKBNR b KQkq", "c": "B12c", "m": "e2e4 c7c6 d2d4 d7d5 c1e3"}
{"n": "French: Winawer, 6...Qc7 7.Qg4 f5", "f": "rnb1k1nr/ppq3pp/4p3/2ppPp2/3P2Q1/P1P5/2P2PPP/R1B1KBNR w KQkq", "c": "C18e", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3 b2c3 d8c7 d1g4 f7f5"}
{"n": "Sicilian: 2...e6 3.g3", "f": "rnbqkbnr/pp1p1ppp/4p3/2p5/4P3/5NP1/PPPP1P1P/RNBQKB1R b KQkq", "c": "B40e", "m": "e2e4 c7c5 g1f3 e7e6 g2g3"}
{"n": "King's Indian: Mar del Plata, 9.Ne1 Nd7", "f": "r1bq1rk1/pppnnpbp/3p2p1/3Pp3/2P1P3/2N5/PP2BPPP/R1BQNRK1 w -", "c": "E98h", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 f3e1 f6d7"}
{"n": "Two Knights: Classical, Moller, 10.Bd2 Qf5", "f": "r3kb1r/ppp2ppp/2n1b3/5q2/3pN3/5N2/PPPB1PPP/R2QR1K1 w kq", "c": "C56m", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 d2d4 e5d4 e1g1 f6e4 f1e1 d7d5 c4d5 d8d5 b1c3 d5a5 c3e4 c8e6 c1d2 a5f5"}
{"n": "Modern: 3.Nf3 d6", "f": "rnbqk1nr/ppp1ppbp/3p2p1/8/3PP3/5N2/PPP2PPP/RNBQKB1R w KQkq", "c": "B06j", "m": "e2e4 g7g6 d2d4 f8g7 g1f3 d7d6"}
{"n": "QGD: Chigorin, 3.Nc3 dxc4 4.Nf3 Nf6", "f": "r1bqkb1r/ppp1pppp/2n2n2/8/2pP4/2N2N2/PP2PPPP/R1BQKB1R w KQkq", "c": "D07v", "m": "d2d4 d7d5 c2c4 b8c6 b1c3 d5c4 g1f3 g8f6"}
{"n": "Benko Gambit: 4.cxb5 a6 5.b6 e6", "f": "rnbqkb1r/3p1ppp/pP2pn2/2pP4/8/8/PP2PPPP/RNBQKBNR w KQkq", "c": "A57l", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5b6 e7e6"}
{"n": "Neo-Gr\u00fcnfeld, 5.Nf3", "f": "rnbqk2r/ppp1ppbp/5np1/3p4/2PP4/5NP1/PP2PPBP/RNBQK2R b KQkq", "c": "D73", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3"}
{"n": "French: Tarrasch, Open, Main Line, 9.c3", "f": "r1bqk2r/pp2nppp/2n5/1Bbp4/8/2P2N2/PP1N1PPP/R1BQ1RK1 b kq", "c": "C09g", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 e4d5 e6d5 g1f3 b8c6 f1b5 f8d6 e1g1 g8e7 d4c5 d6c5 c2c3"}
{"n": "Sicilian: Maroczy Bind, 6.Nc2 Nf6 7.Nc3 d6", "f": "r1bqk2r/pp2ppbp/2np1np1/8/2P1P3/2N5/PPN2PPP/R1BQKB1R w KQkq", "c": "B37i", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 d4c2 g8f6 b1c3 d7d6"}
{"n": "Sicilian: Dragon, Yugoslav, 9.Bc4 Bd7 10.g4", "f": "r2q1rk1/pp1bppbp/2np1np1/8/2BNP1P1/2N1BP2/PPPQ3P/R3K2R b KQ", "c": "B77h", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 f1c4 c8d7 g2g4"}
{"n": "Sicilian: Taimanov, 6.g3", "f": "r1b1kbnr/ppqp1ppp/2n1p3/8/3NP3/2N3P1/PPP2P1P/R1BQKB1R b KQkq", "c": "B47g", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 g2g3"}
{"n": "Sicilian: Dragon, 6.Bc4", "f": "rnbqkb1r/pp2pp1p/3p1np1/8/2BNP3/2N5/PPP2PPP/R1BQK2R b KQkq", "c": "B70f", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 f1c4"}
{"n": "Slav: Exchange, 6.Bf4", "f": "r1bqkb1r/pp2pppp/2n2n2/3p4/3P1B2/2N2N2/PP2PPPP/R2QKB1R b KQkq", "c": "D13k", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 c4d5 c6d5 b1c3 b8c6 c1f4"}
{"n": "Philidor: 3.Bc4", "f": "rnbqkbnr/ppp2ppp/3p4/4p3/2B1P3/5N2/PPPP1PPP/RNBQK2R b KQkq", "c": "C41b", "m": "e2e4 e7e5 g1f3 d7d6 f1c4"}
{"n": "King's Indian: 3.g3", "f": "rnbqkb1r/pppppp1p/5np1/8/2PP4/6P1/PP2PP1P/RNBQKBNR b KQkq", "c": "E60e", "m": "d2d4 g8f6 c2c4 g7g6 g2g3"}
{"n": "King's Indian: 5.Nf3 O-O 6.h3 e5 7.d5 Nbd7", "f": "r1bq1rk1/pppn1pbp/3p1np1/3Pp3/2P1P3/2N2N1P/PP3PP1/R1BQKB1R w KQ", "c": "E90r", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 h2h3 e7e5 d4d5 b8d7"}
{"n": "Catalan: 4.Nf3 dxc4", "f": "rnbqkb1r/ppp2ppp/4pn2/8/2pP4/5NP1/PP2PP1P/RNBQKB1R w KQkq", "c": "E00t", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 g1f3 d5c4"}
{"n": "King's Indian: Smyslov System", "f": "rnbq1rk1/ppppppbp/5np1/6B1/2PP4/2N2N2/PP2PPPP/R2QKB1R b KQ", "c": "E61s", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 e8g8 c1g5"}
{"n": "French: Tarrasch, Closed, 8...f6 9.exf6 Nxf6", "f": "r1bqkb1r/pp4pp/2n1pn2/3p4/3P4/3B4/PP1NNPPP/R1BQK2R w KQkq", "c": "C06n", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 g8f6 e4e5 f6d7 f1d3 c7c5 c2c3 b8c6 g1e2 c5d4 c3d4 f7f6 e5f6 d7f6"}
{"n": "Benoni: Four Pawns, 9.Be2 Bg4 10.e5", "f": "rn1q1rk1/pp3pbp/3p1np1/2pPP3/5Pb1/2N2N2/PP2B1PP/R1BQK2R b KQ", "c": "A68i", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 g1f3 e8g8 f1e2 c8g4 e4e5"}
{"n": "King's Indian: 7.O-O Nbd7 8.Be3 c6 9.d5", "f": "r1bq1rk1/pp1n1pbp/2pp1np1/3Pp3/2P1P3/2N1BN2/PP2BPPP/R2Q1RK1 b -", "c": "E94y", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8d7 c1e3 c7c6 d4d5"}
{"n": "French: Classical", "f": "rnbqk2r/ppp1bppp/4pn2/3p2B1/3PP3/2N5/PPP2PPP/R2QKBNR w KQkq", "c": "C13a", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8e7"}
{"n": "Nimzo-Indian: Classical, Pirc, 6.a3 Bxc5 7.Nf3 Nc6", "f": "r1bq1rk1/pp1p1ppp/2n1pn2/2b5/2P5/P1N2N2/1PQ1PPPP/R1B1KB1R w KQ", "c": "E39k", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 c7c5 d4c5 e8g8 a2a3 b4c5 g1f3 b8c6"}
{"n": "French: KIA 2.d3", "f": "rnbqkbnr/pppp1ppp/4p3/8/4P3/3P4/PPP2PPP/RNBQKBNR b KQkq", "c": "C00m", "m": "e2e4 e7e6 d2d3"}
{"n": "Sicilian: Closed, 6.Be3 e5", "f": "r1bqk1nr/pp3pbp/2np2p1/2p1p3/4P3/2NPB1P1/PPP2PBP/R2QK1NR w KQkq", "c": "B26d", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 c1e3 e7e5"}
{"n": "Queen's Indian: 4.e3 Bb7 5.Bd3 c5", "f": "rn1qkb1r/pb1p1ppp/1p2pn2/2p5/2PP4/3BPN2/PP3PPP/RNBQK2R w KQkq", "c": "E14q", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 e2e3 c8b7 f1d3 c7c5"}
{"n": "Semi-Slav: Botvinnik, Lilienthal, 11...Qa5", "f": "r1b1kb1r/p2n1p2/2p1pn2/qp2P1B1/2pP4/2N3P1/PP3P1P/R2QKB1R w KQkq", "c": "D44l", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 c1g5 d5c4 e2e4 b7b5 e4e5 h7h6 g5h4 g7g5 f3g5 h6g5 h4g5 b8d7 g2g3 d8a5"}
{"n": "Sicilian: Kan, 5.Bd3 Nf6 6.O-O Qc7", "f": "rnb1kb1r/1pqp1ppp/p3pn2/8/3NP3/3B4/PPP2PPP/RNBQ1RK1 w kq", "c": "B42l", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 a7a6 f1d3 g8f6 e1g1 d8c7"}
{"n": "Alekhine: Exchange Variation", "f": "rnbqkb1r/ppp1pppp/1n1P4/8/2PP4/8/PP3PPP/RNBQKBNR b KQkq", "c": "B03o", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 c2c4 d5b6 e5d6"}
{"n": "Open Game: Inverted Philidor", "f": "r1bqkb1r/pppp1ppp/2n2n2/4p3/4P3/3P1N2/PPP2PPP/RNBQKB1R w KQkq", "c": "C44e", "m": "e2e4 e7e5 g1f3 b8c6 d2d3 g8f6"}
{"n": "Nimzowitsch Defence: 2.Nf3 d6 3.d4 Nf6 4.Nc3 Bg4", "f": "r2qkb1r/ppp1pppp/2np1n2/8/3PP1b1/2N2N2/PPP2PPP/R1BQKB1R w KQkq", "c": "B00r", "m": "e2e4 b8c6 g1f3 d7d6 d2d4 g8f6 b1c3 c8g4"}
{"n": "Dutch: 2.Bg5 Nf6", "f": "rnbqkb1r/ppppp1pp/5n2/5pB1/3P4/8/PPP1PPPP/RN1QKBNR w KQkq", "c": "A80e", "m": "d2d4 f7f5 c1g5 g8f6"}
{"n": "Slav: Exchange, 4.Nc3 Nf6 5.Bf4 Nc6 6.e3 a6", "f": "r1bqkb1r/1p2pppp/p1n2n2/3p4/3P1B2/2N1P3/PP3PPP/R2QKBNR w KQkq", "c": "D10g", "m": "d2d4 d7d5 c2c4 c7c6 c4d5 c6d5 b1c3 g8f6 c1f4 b8c6 e2e3 a7a6"}
{"n": "King's Indian: Averbakh, 6...h6 7.Be3 e5", "f": "rnbq1rk1/ppp2pb1/3p1npp/4p3/2PPP3/2N1B3/PP2BPPP/R2QK1NR w KQ", "c": "E73y", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 h7h6 g5e3 e7e5"}
{"n": "QGA: Mannheim, 4...c6, 5.Qxc4 Bf5 6.Nc3", "f": "rn1qkb1r/pp2pppp/2p2n2/5b2/2QP4/2N2N2/PP2PPPP/R1B1KB1R b KQkq", "c": "D23k", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 d1a4 c7c6 a4c4 c8f5 b1c3"}
{"n": "Queen's Indian: 4.e3 Bb7 5.Bd3 c5 6.O-O Be7 7.b3 O-O 8.Bb2 cxd4", "f": "rn1q1rk1/pb1pbppp/1p2pn2/8/2Pp4/1P1BPN2/PB3PPP/RN1Q1RK1 w -", "c": "E14w", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 e2e3 c8b7 f1d3 c7c5 e1g1 f8e7 b2b3 e8g8 c1b2 c5d4"}
{"n": "Pirc: Classical, 5.Be2 O-O 6.O-O c6", "f": "rnbq1rk1/pp2ppbp/2pp1np1/8/3PP3/2N2N2/PPP1BPPP/R1BQ1RK1 w -", "c": "B08p", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 g1f3 f8g7 f1e2 e8g8 e1g1 c7c6"}
{"n": "English: Anglo-Indian, 2.Nc3 e6", "f": "rnbqkb1r/pppp1ppp/4pn2/8/2P5/2N5/PP1PPPPP/R1BQKBNR w KQkq", "c": "A17", "m": "c2c4 g8f6 b1c3 e7e6"}
{"n": "Nimzo-Indian: Classical, 4...O-O 5.a3, 6...b6 7.Bg5 Bb7 8.e3 d6", "f": "rn1q1rk1/pbp2ppp/1p1ppn2/6B1/2PP4/P1Q1P3/1P3PPP/R3KBNR w KQ", "c": "E32t", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 e8g8 a2a3 b4c3 c2c3 b7b6 c1g5 c8b7 e2e3 d7d6"}
{"n": "King's Indian: Averbakh, 6...c6 7.Qd2 Nbd7", "f": "r1bq1rk1/pp1nppbp/2pp1np1/6B1/2PPP3/2N5/PP1QBPPP/R3K1NR w KQ", "c": "E73l", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 c7c6 d1d2 b8d7"}
{"n": "Modern: Averbakh, Kotov Variation", "f": "r1bqk1nr/ppp1ppbp/2np2p1/8/2PPP3/2N5/PP3PPP/R1BQKBNR w KQkq", "c": "A42g", "m": "d2d4 d7d6 c2c4 g7g6 b1c3 f8g7 e2e4 b8c6"}
{"n": "French: Tarrasch, Closed, 8...f6 9.exf6, 11...O-O 12.Bf4", "f": "r1bq1rk1/pp4pp/2nbpn2/3p4/3P1B2/3B1N2/PP2NPPP/R2Q1RK1 b -", "c": "C06t", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 g8f6 e4e5 f6d7 f1d3 c7c5 c2c3 b8c6 g1e2 c5d4 c3d4 f7f6 e5f6 d7f6 e1g1 f8d6 d2f3 e8g8 c1f4"}
{"n": "Sicilian: Alapin, 2...Nf6, 5.cxd4 d6 6.Nf3 Nc6 7.Bc4", "f": "r1bqkb1r/pp2pppp/2np4/3nP3/2BP4/5N2/PP3PPP/RNBQK2R b KQkq", "c": "B22u", "m": "e2e4 c7c5 c2c3 g8f6 e4e5 f6d5 d2d4 c5d4 c3d4 d7d6 g1f3 b8c6 f1c4"}
{"n": "Gr\u00fcnfeld: Exchange, 7.Be3 c5 8.Qd2 Qa5", "f": "rnb1k2r/pp2ppbp/6p1/q1p5/3PP3/2P1B3/P2Q1PPP/R3KBNR w KQkq", "c": "D85h", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 c1e3 c7c5 d1d2 d8a5"}
{"n": "Catalan: Closed, Main Line, 9.e4 Bb7 10.e5", "f": "r2q1rk1/pb1nbppp/1pp1pn2/3pP3/2PP4/5NP1/PPQN1PBP/R1B2RK1 b -", "c": "E09m", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 f8e7 g1f3 e8g8 e1g1 b8d7 d1c2 c7c6 b1d2 b7b6 e2e4 c8b7 e4e5"}
{"n": "St. George Defence", "f": "rnbqkbnr/1ppppppp/p7/8/4P3/8/PPPP1PPP/RNBQKBNR w KQkq", "c": "B00c", "m": "e2e4 a7a6"}
{"n": "Two Knights: Modern, 5.e5 d5", "f": "r1bqkb1r/ppp2ppp/2n2n2/3pP3/2Bp4/5N2/PPP2PPP/RNBQK2R w KQkq", "c": "C55p", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 d2d4 e5d4 e4e5 d7d5"}
{"n": "QGD: Exchange, 5.Nf3", "f": "rnbqkb1r/ppp2ppp/5n2/3p4/3P4/2N2N2/PP2PPPP/R1BQKB1R b KQkq", "c": "D35d", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 g1f3"}
{"n": "Sicilian: Alapin, 2...Nf6, 5.cxd4", "f": "rnbqkb1r/pp1ppppp/8/3nP3/3P4/8/PP3PPP/RNBQKBNR b KQkq", "c": "B22t", "m": "e2e4 c7c5 c2c3 g8f6 e4e5 f6d5 d2d4 c5d4 c3d4"}
{"n": "Queen's Pawn: London", "f": "rnbqkbnr/pp2pppp/2p5/3p4/3P1B2/5N2/PPP1PPPP/RN1QKB1R b KQkq", "c": "D02c", "m": "d2d4 d7d5 g1f3 c7c6 c1f4"}
{"n": "Spanish: Classical, 4.O-O Nge7", "f": "r1bqk2r/ppppnppp/2n5/1Bb1p3/4P3/5N2/PPPP1PPP/RNBQ1RK1 w kq", "c": "C64l", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f8c5 e1g1 g8e7"}
{"n": "Indian: Queen's Indian Accelerated", "f": "rn1qkb1r/pbpppppp/1p3n2/8/2PP4/2N5/PP2PPPP/R1BQKBNR w KQkq", "c": "A50m", "m": "d2d4 g8f6 c2c4 b7b6 b1c3 c8b7"}
{"n": "Spanish: Closed, Chigorin, 13...Nc6 14.Nf1", "f": "r1b2rk1/2q1bppp/p1np1n2/1p2p3/3PP3/5N1P/PPB2PP1/R1BQRNK1 b -", "c": "C99j", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 d8c7 b1d2 c5d4 c3d4 a5c6 d2f1"}
{"n": "Benoni: Classical, 8.h3 O-O 9.Bd3 a6 10.a4", "f": "rnbq1rk1/1p3pbp/p2p1np1/2pP4/P3P3/2NB1N1P/1P3PP1/R1BQK2R b KQ", "c": "A70r", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 g1f3 f8g7 h2h3 e8g8 f1d3 a7a6 a2a4"}
{"n": "Spanish: Berlin, Nyholm Attack", "f": "r1bqkb1r/pppp1ppp/2n2n2/1B6/3pP3/5N2/PPP2PPP/RNBQ1RK1 b kq", "c": "C65e", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 d2d4 e5d4 e1g1"}
{"n": "Queen's Indian: Nimzowitsch, 5.b3 Bb4+", "f": "rn1qk2r/p1pp1ppp/bp2pn2/8/1bPP4/1P3NP1/P3PP1P/RNBQKB1R w KQkq", "c": "E15o", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8a6 b2b3 f8b4"}
{"n": "Spanish: Closed, Anti-Marshall 8.a4 Bb7 9.d3 d6 10.c3", "f": "r2q1rk1/1bp1bppp/p1np1n2/1p2p3/P3P3/1BPP1N2/1P3PPP/RNBQR1K1 b -", "c": "C88p", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 a2a4 c8b7 d2d3 d7d6 c2c3"}
{"n": "Spanish: Classical, 4.c3 Nge7", "f": "r1bqk2r/ppppnppp/2n5/1Bb1p3/4P3/2P2N2/PP1P1PPP/RNBQK2R w KQkq", "c": "C64d", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f8c5 c2c3 g8e7"}
{"n": "QGA: 3.e4 Nc6", "f": "r1bqkbnr/ppp1pppp/2n5/8/2pPP3/8/PP3PPP/RNBQKBNR w KQkq", "c": "D20m", "m": "d2d4 d7d5 c2c4 d5c4 e2e4 b8c6"}
{"n": "Nimzo-Indian: Classical, 4...c5 5.dxc5 Na6", "f": "r1bqk2r/pp1p1ppp/n3pn2/2P5/1bP5/2N5/PPQ1PPPP/R1B1KBNR w KQkq", "c": "E38i", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 c7c5 d4c5 b8a6"}
{"n": "French: Winawer, Swiss, 6.b4 cxd4 7.Qg4", "f": "rnbqk1nr/pp3ppp/4p3/b2pP3/1P1p2Q1/P1N5/2P2PPP/R1B1KBNR b KQkq", "c": "C17o", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4a5 b2b4 c5d4 d1g4"}
{"n": "Caro-Kann: Exchange, Rubinstein, 7.Qb3 Qc8", "f": "r1q1kb1r/pp2pppp/2n2n2/3p4/3P1Bb1/1QPB4/PP3PPP/RN2K1NR w KQkq", "c": "B13l", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 f1d3 b8c6 c2c3 g8f6 c1f4 c8g4 d1b3 d8c8"}
{"n": "Slav: Dutch, 8...Nbd7 9.Qb3 a5", "f": "r2qk2r/1p1n1ppp/2p1pn2/p4b2/PbBP4/1QN1PN2/1P3PPP/R1B2RK1 w kq", "c": "D18j", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 e2e3 e7e6 f1c4 f8b4 e1g1 b8d7 d1b3 a7a5"}
{"n": "Spanish (Ruy Lopez)", "f": "r1bqkbnr/pppp1ppp/2n5/1B2p3/4P3/5N2/PPPP1PPP/RNBQK2R b KQkq", "c": "C60a", "m": "e2e4 e7e5 g1f3 b8c6 f1b5"}
{"n": "Scotch: 4.Nxd4 Nxd4", "f": "r1bqkbnr/pppp1ppp/8/8/3nP3/8/PPP2PPP/RNBQKB1R w KQkq", "c": "C45b", "m": "e2e4 e7e5 g1f3 b8c6 d2d4 e5d4 f3d4 c6d4"}
{"n": "Vienna: Smyslov, 3...d5, 5...Nxc3 6.bxc3 Bd6", "f": "rnbqk2r/ppp2ppp/3b4/4p3/8/2P3P1/P1PP1PBP/R1BQK1NR w KQkq", "c": "C26k", "m": "e2e4 e7e5 b1c3 g8f6 g2g3 d7d5 e4d5 f6d5 f1g2 d5c3 b2c3 f8d6"}
{"n": "Alekhine: Two Pawns Attack, 5.Bc4", "f": "rnbqkb1r/pppppppp/8/2PnP3/2B5/8/PP1P1PPP/RNBQK1NR b KQkq", "c": "B02u", "m": "e2e4 g8f6 e4e5 f6d5 c2c4 d5b6 c4c5 b6d5 f1c4"}
{"n": "Slav: Chameleon, 5.Bg5", "f": "rnbqkb1r/1p2pppp/p1p2n2/3p2B1/2PP4/2N2N2/PP2PPPP/R2QKB1R b KQkq", "c": "D15e", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 a7a6 c1g5"}
{"n": "Four Knights: Symmetrical, Metger, 10.d4 Ne6 11.Bc1 c5", "f": "r1b2rk1/pp2qppp/3pnn2/1Bp1p3/3PP3/2P2N2/P1P2PPP/R1BQR1K1 w -", "c": "C49r", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 f1b5 f8b4 e1g1 e8g8 d2d3 d7d6 c1g5 b4c3 b2c3 d8e7 f1e1 c6d8 d3d4 d8e6 g5c1 c7c5"}
{"n": "King's Indian: 4.e4 d6 5.Bd3 O-O 6.Nge2", "f": "rnbq1rk1/ppp1ppbp/3p1np1/8/2PPP3/2NB4/PP2NPPP/R1BQK2R b KQ", "c": "E70m", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1d3 e8g8 g1e2"}
{"n": "Caro-Kann: Panov-Botvinnik, 5...e6 6.Nf3 Be7", "f": "rnbqk2r/pp2bppp/4pn2/3p4/2PP4/2N2N2/PP3PPP/R1BQKB1R w KQkq", "c": "B14k", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 c2c4 g8f6 b1c3 e7e6 g1f3 f8e7"}
{"n": "Semi-Slav: Moscow, 7.g3", "f": "rnb1kb1r/pp3pp1/2p1pq1p/3p4/2PP4/2N2NP1/PP2PP1P/R2QKB1R b KQkq", "c": "D43p", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 c1g5 h7h6 g5f6 d8f6 g2g3"}
{"n": "King's Indian: Averbakh, 6...c5 7.d5 a6 8.a4 Qa5", "f": "rnb2rk1/1p2ppbp/p2p1np1/q1pP2B1/P1P1P3/2N5/1P2BPPP/R2QK1NR w KQ", "c": "E74i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 c7c5 d4d5 a7a6 a2a4 d8a5"}
{"n": "French: Advance, 4.c3 Qb6", "f": "rnb1kbnr/pp3ppp/1q2p3/2ppP3/3P4/2P5/PP3PPP/RNBQKBNR w KQkq", "c": "C02h", "m": "e2e4 e7e6 d2d4 d7d5 e4e5 c7c5 c2c3 d8b6"}
{"n": "Spanish: Open, Berlin Variation", "f": "r2qkb1r/2p2ppp/p1n1b3/1pnpP3/8/1BP2N2/PP3PPP/RNBQ1RK1 w kq", "c": "C82b", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 d2d4 b7b5 a4b3 d7d5 d4e5 c8e6 c2c3 e4c5"}
{"n": "King's Indian: Mar del Plata, 9.Nd2 a5", "f": "r1bq1rk1/1pp1npbp/3p1np1/p2Pp3/2P1P3/2N5/PP1NBPPP/R1BQ1RK1 w -", "c": "E97x", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 f3d2 a7a5"}
{"n": "Torre Attack: 3...e6 4.e3 Nbd7", "f": "r1bqkb1r/pppn1ppp/4pn2/3p2B1/3P4/4PN2/PPP2PPP/RN1QKB1R w KQkq", "c": "D03f", "m": "d2d4 d7d5 g1f3 g8f6 c1g5 e7e6 e2e3 b8d7"}
{"n": "Sicilian: Pin, Koch Variation", "f": "rnbqk2r/pp1p1ppp/4pn2/4P3/1b1N4/2N5/PPP2PPP/R1BQKB1R b KQkq", "c": "B40u", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 g8f6 b1c3 f8b4 e4e5"}
{"n": "QGD: Exchange, 5.Nf3 Nbd7", "f": "r1bqkb1r/pppn1ppp/5n2/3p4/3P4/2N2N2/PP2PPPP/R1BQKB1R w KQkq", "c": "D35e", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 g1f3 b8d7"}
{"n": "QGD Tarrasch: 7.Bg2 cxd4", "f": "r1bqkb1r/pp3ppp/2n2n2/3p4/3p4/2N2NP1/PP2PPBP/R1BQK2R w KQkq", "c": "D33o", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 g8f6 f1g2 c5d4"}
{"n": "King's Gambit: Wade Variation", "f": "rnbqkb1r/pppp1ppp/5n2/4p3/4PP2/8/PPPP2PP/RNBQKBNR w KQkq", "c": "C30d", "m": "e2e4 e7e5 f2f4 g8f6"}
{"n": "Slav: Dutch, 8...O-O 9.Nh4 Bg4", "f": "rn1q1rk1/pp3ppp/2p1pn2/8/PbBP2bN/2N1P3/1P3PPP/R1BQ1RK1 w -", "c": "D18q", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 e2e3 e7e6 f1c4 f8b4 e1g1 e8g8 f3h4 f5g4"}
{"n": "Spanish: Closed, Breyer, 10.d4 Nbd7 11.Bg5", "f": "r1bq1rk1/2pnbppp/p2p1n2/1p2p1B1/3PP3/1BP2N1P/PP3PP1/RN1QR1K1 b -", "c": "C95d", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6b8 d2d4 b8d7 c1g5"}
{"n": "King's Indian: Fianchetto, Yugoslav Panno, 9...a6 10.Rb1 Rb8", "f": "1rbq1rk1/1p2ppbp/p2p1np1/n1pP4/2P5/2N3P1/PP1NPPBP/1RBQ1RK1 w -", "c": "E66g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 c7c5 e1g1 b8c6 d4d5 c6a5 f3d2 a7a6 a1b1 a8b8"}
{"n": "QGD: Chigorin, 3.Nc3 Nf6 4.Nf3", "f": "r1bqkb1r/ppp1pppp/2n2n2/3p4/2PP4/2N2N2/PP2PPPP/R1BQKB1R b KQkq", "c": "D07q", "m": "d2d4 d7d5 c2c4 b8c6 b1c3 g8f6 g1f3"}
{"n": "QGD: Exchange, Main Line, 9.Nf3 Re8 10.O-O Nf8 11.h3 g6", "f": "r1bqrnk1/pp2bp1p/2p2np1/3p2B1/3P4/2NBPN1P/PPQ2PP1/R4RK1 w -", "c": "D36x", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1g5 c7c6 d1c2 f8e7 e2e3 b8d7 f1d3 e8g8 g1f3 f8e8 e1g1 d7f8 h2h3 g7g6"}
{"n": "Semi-Slav: Meran, Wade, Main Line, 12.Nxc5", "f": "r2qkb1r/pb1n1ppp/4p3/2NnP3/1p1P4/3B1N2/PP3PPP/R1BQK2R b KQkq", "c": "D47s", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 c8b7 e3e4 b5b4 c3a4 c6c5 e4e5 f6d5 a4c5"}
{"n": "Queen's Indian: 4.e3 Bb7 5.Bd3 c5 6.O-O Be7", "f": "rn1qk2r/pb1pbppp/1p2pn2/2p5/2PP4/3BPN2/PP3PPP/RNBQ1RK1 w kq", "c": "E14t", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 e2e3 c8b7 f1d3 c7c5 e1g1 f8e7"}
{"n": "Vienna Gambit: Paulsen Attack, 5...Nxc3", "f": "rnbqkb1r/ppp2ppp/8/3pP3/8/2n2Q2/PPPP2PP/R1B1KBNR w KQkq", "c": "C29m", "m": "e2e4 e7e5 b1c3 g8f6 f2f4 d7d5 f4e5 f6e4 d1f3 e4c3"}
{"n": "Spanish: Closed, Chigorin, 13...Nc6 14.Nb3 a5 15.Be3 a4", "f": "r1b2rk1/2q1bppp/2np1n2/1p2p3/p2PP3/1N2BN1P/PPB2PP1/R2QR1K1 w -", "c": "C99m", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 d8c7 b1d2 c5d4 c3d4 a5c6 d2b3 a6a5 c1e3 a5a4"}
{"n": "French: Tarrasch, Closed, Leningrad, 9.O-O Bd7", "f": "r2qkb1r/pp1b1ppp/1nn1p3/3pP3/3P4/3B4/PP1NNPPP/R1BQ1RK1 w kq", "c": "C06f", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 g8f6 e4e5 f6d7 f1d3 c7c5 c2c3 b8c6 g1e2 c5d4 c3d4 d7b6 e1g1 c8d7"}
{"n": "King's Indian: S\u00e4misch, Orthodox, 7.Nge2 Nc6 8.d5 Ne7", "f": "r1bq1rk1/ppp1npbp/3p1np1/3Pp3/2P1P3/2N1BP2/PP2N1PP/R2QKB1R w KQ", "c": "E85i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 g1e2 b8c6 d4d5 c6e7"}
{"n": "Spanish: Exchange, 5.O-O Ne7", "f": "r1bqkb1r/1pp1nppp/p1p5/4p3/4P3/5N2/PPPP1PPP/RNBQ1RK1 w kq", "c": "C68k", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5c6 d7c6 e1g1 g8e7"}
{"n": "Queen's Pawn: English Defence", "f": "rnbqkbnr/p1pppppp/1p6/8/3P4/8/PPP1PPPP/RNBQKBNR w KQkq", "c": "A40d", "m": "d2d4 b7b6"}
{"n": "French: Steinitz, 6.dxc5", "f": "rnbqkb1r/pp1n1ppp/4p3/2PpP3/5P2/2N5/PPP3PP/R1BQKBNR b KQkq", "c": "C11g", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 e4e5 f6d7 f2f4 c7c5 d4c5"}
{"n": "French: Tarrasch, Open, Eliskases Variation", "f": "rnbqkbnr/pp3ppp/4p3/8/2Bp4/5N2/PPPN1PPP/R1BQK2R w KQkq", "c": "C07n", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 e4d5 d8d5 g1f3 c5d4 f1c4 d5d8"}
{"n": "QGA: Classical, Geller Variation", "f": "rnbqkb1r/1p3ppp/p3pn2/2p5/2BPP3/5N2/PP3PPP/RNBQ1RK1 b kq", "c": "D27k", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 e3e4"}
{"n": "Spanish: Berlin, Benelux Variation, 7.Bg5", "f": "r1bq1rk1/pppp1ppp/1bn2n2/1B2p1B1/3PP3/2P2N2/PP3PPP/RN1Q1RK1 b -", "c": "C65p", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 e1g1 f8c5 c2c3 e8g8 d2d4 c5b6 c1g5"}
{"n": "Bogo-Indian: Nimzowitsch, 5.Nc3", "f": "rnb1k2r/ppppqppp/4pn2/8/1bPP4/2N2N2/PP1BPPPP/R2QKB1R b KQkq", "c": "E11o", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 f8b4 c1d2 d8e7 b1c3"}
{"n": "Queen's Indian: 6.Nc3", "f": "rn1qk2r/pbppbppp/1p2pn2/8/2PP4/2N2NP1/PP2PPBP/R1BQK2R b KQkq", "c": "E17b", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 b1c3"}
{"n": "Queen's Pawn: London", "f": "rnbqkb1r/ppp1pppp/5n2/3p4/3P1B2/5N2/PPP1PPPP/RN1QKB1R b KQkq", "c": "D02l", "m": "d2d4 d7d5 g1f3 g8f6 c1f4"}
{"n": "Alekhine: Modern, Schmid Variation", "f": "rnbqkb1r/ppp1pppp/1n1p4/4P3/3P4/5N2/PPP2PPP/RNBQKB1R w KQkq", "c": "B04e", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 g1f3 d5b6"}
{"n": "Slav: Czech, 6.Nh4 e6", "f": "rn1qkb1r/pp3ppp/2p1pn2/5b2/P1pP3N/2N5/1P2PPPP/R1BQKB1R w KQkq", "c": "D17c", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 f3h4 e7e6"}
{"n": "QGD: 2...Bf5 3.cxd5 Bxb1 4.Qa4+", "f": "rn1qkbnr/ppp1pppp/8/3P4/Q2P4/8/PP2PPPP/RbB1KBNR b KQkq", "c": "D06t", "m": "d2d4 d7d5 c2c4 c8f5 c4d5 f5b1 d1a4"}
{"n": "Sicilian: Nimzowitsch, 4.c4", "f": "rnbqkb1r/pp1ppppp/8/2pnP3/2P5/5N2/PP1P1PPP/RNBQKB1R b KQkq", "c": "B29g", "m": "e2e4 c7c5 g1f3 g8f6 e4e5 f6d5 c2c4"}
{"n": "Pirc: 3...g6", "f": "rnbqkb1r/ppp1pp1p/3p1np1/8/3PP3/2N5/PPP2PPP/R1BQKBNR w KQkq", "c": "B07q", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6"}
{"n": "King's Indian: S\u00e4misch, Orthodox, 7.d5 Nh5", "f": "rnbq1rk1/ppp2pbp/3p2p1/3Pp2n/2P1P3/2N1BP2/PP4PP/R2QKBNR w KQ", "c": "E87e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 d4d5 f6h5"}
{"n": "Two Knights: Morphy, Steinitz Variation", "f": "r1bqkb1r/p4pp1/2p2n1p/n3p3/8/7N/PPPPBPPP/RNBQK2R b KQkq", "c": "C59b", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 f3g5 d7d5 e4d5 c6a5 c4b5 c7c6 d5c6 b7c6 b5e2 h7h6 g5h3"}
{"n": "Semi-Slav: 4.e3 Nf6", "f": "rnbqkb1r/pp3ppp/2p1pn2/3p4/2PP4/2N1P3/PP3PPP/R1BQKBNR w KQkq", "c": "D31o", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c6 e2e3 g8f6"}
{"n": "Spanish: Anderssen, 5...b5", "f": "r1bqkb1r/2pp1ppp/p1n2n2/1p2p3/B3P3/3P1N2/PPP2PPP/RNBQK2R w KQkq", "c": "C77c", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 d2d3 b7b5"}
{"n": "French: Winawer, 6...Ne7 7.Nf3 Nbc6 8.a4 Qa5 9.Qd2 Bd7", "f": "r3k2r/pp1bnppp/2n1p3/q1ppP3/P2P4/2P2N2/2PQ1PPP/R1B1KB1R w KQkq", "c": "C19o", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3 b2c3 g8e7 g1f3 b8c6 a3a4 d8a5 d1d2 c8d7"}
{"n": "QGD: Semi-Tarrasch, 7.Bd3 Main Line, 10.Re1 Ncb4", "f": "r1bq1rk1/pp2bppp/4p3/3n4/1n1P4/2NB1N2/PP3PPP/R1BQR1K1 w -", "c": "D42k", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 c4d5 f6d5 e2e3 b8c6 f1d3 c5d4 e3d4 f8e7 e1g1 e8g8 f1e1 c6b4"}
{"n": "Slav: 4.e3 Bf5 5.Nc3 e6 6.Nh4", "f": "rn1qkb1r/pp3ppp/2p1pn2/3p1b2/2PP3N/2N1P3/PP3PPP/R1BQKB1R b KQkq", "c": "D12n", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 e2e3 c8f5 b1c3 e7e6 f3h4"}
{"n": "Sicilian: Richter-Rauzer, 7.Qd2 Be7, 9.Nb3 a6", "f": "r1bq1rk1/1p2bppp/p1nppn2/6B1/4P3/1NN5/PPPQ1PPP/2KR1B1R w -", "c": "B63s", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 f8e7 e1c1 e8g8 d4b3 a7a6"}
{"n": "Two Knights: Traxler, 5.Nxf7", "f": "r1bqk2r/pppp1Npp/2n2n2/2b1p3/2B1P3/8/PPPP1PPP/RNBQK2R b KQkq", "c": "C57b", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 f3g5 f8c5 g5f7"}
{"n": "Sicilian: Dragon, Yugoslav, Main Line, 12.h4", "f": "2rq1rk1/pp1bppbp/3p1np1/4n3/3NP2P/1BN1BP2/PPPQ2P1/2KR3R b -", "c": "B78g", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 f1c4 c8d7 e1c1 a8c8 c4b3 c6e5 h2h4"}
{"n": "Neo-King's Indian: Fianchetto System", "f": "rnbqkb1r/pppppp1p/5np1/8/3P4/5NP1/PPP1PP1P/RNBQKB1R b KQkq", "c": "A49", "m": "d2d4 g8f6 g1f3 g7g6 g2g3"}
{"n": "Queen's Indian: Capablanca, 6...Bxd2+ 7.Qxd2", "f": "rn1qk2r/pbpp1ppp/1p2pn2/8/2PP4/5NP1/PP1QPPBP/RN2K2R b KQkq", "c": "E16p", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8b4 c1d2 b4d2 d1d2"}
{"n": "French: Tarrasch, Open, 4.exd5 Qxd5 5.Ngf3 cxd4 6.Bc4 Qd6", "f": "rnb1kbnr/pp3ppp/3qp3/8/2Bp4/5N2/PPPN1PPP/R1BQK2R w KQkq", "c": "C07o", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 e4d5 d8d5 g1f3 c5d4 f1c4 d5d6"}
{"n": "Queen's Indian: 7.Nc3 Ne4 8.Bd2 Bf6", "f": "rn1q1rk1/pbpp1ppp/1p2pb2/8/2PPn3/2N2NP1/PP1BPPBP/R2Q1RK1 w -", "c": "E18q", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 f6e4 c1d2 e7f6"}
{"n": "King's Indian: Gligoric-Taimanov, 7...Qe7", "f": "rnb2rk1/ppp1qpbp/3p1np1/4p3/2PPP3/2N1BN2/PP2BPPP/R2QK2R w KQ", "c": "E92j", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 c1e3 d8e7"}
{"n": "Pirc: Austrian, 5...c5 6.Bb5+", "f": "rn1qk2r/pp1bppbp/3p1np1/1Bp5/3PPP2/2N2N2/PPP3PP/R1BQK2R w KQkq", "c": "B09s", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 f2f4 f8g7 g1f3 c7c5 f1b5 c8d7"}
{"n": "French: Winawer, Swiss, 6.b4 cxd4 7.Qg4 Ne7 8.bxa5", "f": "rnbqk2r/pp2nppp/4p3/P2pP3/3p2Q1/P1N5/2P2PPP/R1B1KBNR b KQkq", "c": "C17p", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4a5 b2b4 c5d4 d1g4 g8e7 b4a5"}
{"n": "French: Winawer, 4.Qg4", "f": "rnbqk1nr/ppp2ppp/4p3/3p4/1b1PP1Q1/2N5/PPP2PPP/R1B1KBNR b KQkq", "c": "C15c", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 d1g4"}
{"n": "Sicilian: Maroczy Bind, 5...Nf6 6.Nc3 d6 7.Be2 Nxd4 8.Qxd4 Bg7 9.Be3", "f": "r1bqk2r/pp2ppbp/3p1np1/8/2PQP3/2N1B3/PP2BPPP/R3K2R b KQkq", "c": "B36n", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 g8f6 b1c3 d7d6 f1e2 c6d4 d1d4 f8g7 c1e3"}
{"n": "Spanish: Closed, Chigorin, 11.d4 Bb7", "f": "r2q1rk1/1b2bppp/p2p1n2/npp1p3/3PP3/2P2N1P/PPB2PP1/RNBQR1K1 w -", "c": "C96k", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 c8b7"}
{"n": "Slav: Dutch, 8...O-O 9.Qe2 Nbd7 10.e4 Bg6", "f": "r2q1rk1/pp1n1ppp/2p1pnb1/8/PbBPP3/2N2N2/1P2QPPP/R1B2RK1 w -", "c": "D19j", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 e2e3 e7e6 f1c4 f8b4 e1g1 e8g8 d1e2 b8d7 e3e4 f5g6"}
{"n": "Slav: Exchange, 6.Bf4 Bf5 7.e3 a6", "f": "r2qkb1r/1p2pppp/p1n2n2/3p1b2/3P1B2/2N1PN2/PP3PPP/R2QKB1R w KQkq", "c": "D14c", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 c4d5 c6d5 b1c3 b8c6 c1f4 c8f5 e2e3 a7a6"}
{"n": "Budapest: Fajarowicz, Steiner Variation", "f": "rnbqkb1r/pppp1ppp/8/4P3/2P1n3/8/PPQ1PPPP/RNB1KBNR b KQkq", "c": "A51e", "m": "d2d4 g8f6 c2c4 e7e5 d4e5 f6e4 d1c2"}
{"n": "Caro-Kann: Classical", "f": "rn1qkbnr/pp2pppp/2p5/5b2/3PN3/8/PPP2PPP/R1BQKBNR w KQkq", "c": "B18a", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 c8f5"}
{"n": "English: 1...e6 2.Nc3 d5", "f": "rnbqkbnr/ppp2ppp/4p3/3p4/2P5/2N5/PP1PPPPP/R1BQKBNR w KQkq", "c": "A13g", "m": "c2c4 e7e6 b1c3 d7d5"}
{"n": "Spanish: 5.O-O", "f": "r1bqkb1r/1ppp1ppp/p1n2n2/4p3/B3P3/5N2/PPPP1PPP/RNBQ1RK1 b kq", "c": "C78a", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1"}
{"n": "English: Closed", "f": "r1bqkbnr/pppp1ppp/2n5/4p3/2P5/2N5/PP1PPPPP/R1BQKBNR w KQkq", "c": "A25", "m": "c2c4 e7e5 b1c3 b8c6"}
{"n": "QGD: 3.Nc3 Bb4", "f": "rnbqk1nr/ppp2ppp/4p3/3p4/1bPP4/2N5/PP2PPPP/R1BQKBNR w KQkq", "c": "D31c", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 f8b4"}
{"n": "Spanish: Cozio Defence", "f": "r1bqkb1r/ppppnppp/2n5/1B2p3/4P3/5N2/PPPP1PPP/RNBQK2R w KQkq", "c": "C60o", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8e7"}
{"n": "Neo-Gr\u00fcnfeld, Main Line, 10.f4 Nc6 11.Be3 Nb6", "f": "r1bq1rk1/pp3pbp/1nn1p1p1/3pN3/3P1P2/2N1B1P1/PP2P1BP/R2Q1RK1 w -", "c": "D79n", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 e1g1 c7c6 c4d5 c6d5 f3e5 e7e6 b1c3 f6d7 f2f4 b8c6 c1e3 d7b6"}
{"n": "Sicilian: Maroczy Bind, 6.Be3 Nf6 7.Nc3 d6 8.Be2", "f": "r1bqk2r/pp2ppbp/2np1np1/8/2PNP3/2N1B3/PP2BPPP/R2QK2R b KQkq", "c": "B38f", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 c1e3 g8f6 b1c3 d7d6 f1e2"}
{"n": "King's Indian: 5.Nf3 O-O 6.h3", "f": "rnbq1rk1/ppp1ppbp/3p1np1/8/2PPP3/2N2N1P/PP3PP1/R1BQKB1R b KQ", "c": "E90k", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 h2h3"}
{"n": "Caro-Kann: Steinitz, 5.Ng5 Ngf6 6.Bd3, Main Line 10.Qxe4", "f": "r1bqk2r/pp1n1pp1/2pbp2p/8/3PQ3/3B1N2/PPP2PPP/R1B1K2R b KQkq", "c": "B17m", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 b8d7 e4g5 g8f6 f1d3 e7e6 g1f3 f8d6 d1e2 h7h6 g5e4 f6e4 e2e4"}
{"n": "QGD: Cambridge Springs, 8.Qc2 O-O 9.Be2", "f": "r1b2rk1/pp1n1ppp/2p1pn2/q2p2B1/1bPP4/2N1P3/PPQNBPPP/R3K2R b KQ", "c": "D52n", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 b8d7 e2e3 c7c6 g1f3 d8a5 f3d2 f8b4 d1c2 e8g8 f1e2"}
{"n": "QGD: Chigorin, 3.Nc3 dxc4 4.Nf3 Nf6 5.e4", "f": "r1bqkb1r/ppp1pppp/2n2n2/8/2pPP3/2N2N2/PP3PPP/R1BQKB1R b KQkq", "c": "D07w", "m": "d2d4 d7d5 c2c4 b8c6 b1c3 d5c4 g1f3 g8f6 e2e4"}
{"n": "Sicilian, Chekhover, Main Line, 10.Rhe1", "f": "r2qk2r/pp2bppp/2bppn2/6B1/3QP3/2N2N2/PPP2PPP/2KRR3 b kq", "c": "B53v", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 d1d4 b8c6 f1b5 c8d7 b5c6 d7c6 b1c3 g8f6 c1g5 e7e6 e1c1 f8e7 h1e1"}
{"n": "Sicilian: Taimanov, 6.Be3 a6 7.Be2 Nf6 8.O-O Bb4 9.Na4 Be7 10.Nxc6 bxc6 11.Nb6", "f": "r1b1k2r/2qpbppp/pNp1pn2/8/4P3/4B3/PPP1BPPP/R2Q1RK1 b kq", "c": "B49n", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 c1e3 a7a6 f1e2 g8f6 e1g1 f8b4 c3a4 b4e7 d4c6 b7c6 a4b6"}
{"n": "Nimzo-Indian: S\u00e4misch, 5...O-O", "f": "rnbq1rk1/pppp1ppp/4pn2/8/2PP4/P1P5/4PPPP/R1BQKBNR w KQ", "c": "E27", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 a2a3 b4c3 b2c3 e8g8"}
{"n": "Giuoco Pianissimo: Canal Variation", "f": "r1bqk2r/ppp2ppp/2np1n2/2b1p1B1/2B1P3/2NP1N2/PPP2PPP/R2QK2R b KQkq", "c": "C50u", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 f8c5 d2d3 g8f6 b1c3 d7d6 c1g5"}
{"n": "Sicilian: Taimanov, 6.Be3 a6 7.Bd3 b5 8.O-O", "f": "r1b1kbnr/2qp1ppp/p1n1p3/1p6/3NP3/2NBB3/PPP2PPP/R2Q1RK1 b kq", "c": "B48l", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 c1e3 a7a6 f1d3 b7b5 e1g1"}
{"n": "Semi-Slav: 6.Bd3", "f": "r1bqkb1r/pp1n1ppp/2p1pn2/3p4/2PP4/2NBPN2/PP3PPP/R1BQK2R b KQkq", "c": "D46a", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3"}
{"n": "Sicilian: Najdorf, 6.Bg5 Nbd7 7.Bc4", "f": "r1bqkb1r/1p1npppp/p2p1n2/6B1/2BNP3/2N5/PPP2PPP/R2QK2R b KQkq", "c": "B94g", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 b8d7 f1c4"}
{"n": "Modern: Averbakh, 4...c6", "f": "rnbqk1nr/pp2ppbp/2pp2p1/8/2PPP3/2N5/PP3PPP/R1BQKBNR w KQkq", "c": "A42d", "m": "d2d4 d7d6 c2c4 g7g6 b1c3 f8g7 e2e4 c7c6"}
{"n": "Sicilian: Scheveningen, 7.Qd2", "f": "rnbqkb1r/1p3ppp/p2ppn2/8/3NP3/2N1B3/PPPQ1PPP/R3KB1R b KQkq", "c": "B80f", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 c1e3 a7a6 d1d2"}
{"n": "Sicilian: Najdorf, 6.Be3 Ng4", "f": "rnbqkb1r/1p2pppp/p2p4/8/3NP1n1/2N1B3/PPP2PPP/R2QKB1R w KQkq", "c": "B90h", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1e3 f6g4"}
{"n": "Queen's Indian: 6.Nc3 O-O 7.Qc2 c5", "f": "rn1q1rk1/pb1pbppp/1p2pn2/2p5/2PP4/2N2NP1/PPQ1PPBP/R1B1K2R w KQ", "c": "E17e", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 b1c3 e8g8 d1c2 c7c5"}
{"n": "Benoni: Classical, 7...a6", "f": "rnbqkb1r/1p3p1p/p2p1np1/2pP4/4P3/2N2N2/PP3PPP/R1BQKB1R w KQkq", "c": "A70b", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 g1f3 a7a6"}
{"n": "Scotch Gambit: 5.c3", "f": "r1bqk1nr/pppp1ppp/2n5/2b5/2BpP3/2P2N2/PP3PPP/RNBQK2R b KQkq", "c": "C44z", "m": "e2e4 e7e5 g1f3 b8c6 d2d4 e5d4 f1c4 f8c5 c2c3"}
{"n": "King's Indian: Fianchetto, Yugoslav, 7.O-O cxd4", "f": "rnbq1rk1/pp2ppbp/3p1np1/8/2Pp4/2N2NP1/PP2PPBP/R1BQ1RK1 w -", "c": "E65b", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 c7c5 e1g1 c5d4"}
{"n": "King's Indian: 4.Bg5", "f": "rnbqk2r/ppppppbp/5np1/6B1/2PP4/2N5/PP2PPPP/R2QKBNR b KQkq", "c": "E61c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 c1g5"}
{"n": "Caro-Kann: Classical, 5.Ng3", "f": "rn1qkbnr/pp2pppp/2p5/5b2/3P4/6N1/PPP2PPP/R1BQKBNR b KQkq", "c": "B18d", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 c8f5 e4g3"}
{"n": "Philidor: Morphy Variation", "f": "rnbqkbnr/ppp2ppp/3p4/8/3QP3/5N2/PPP2PPP/RNB1KB1R b KQkq", "c": "C41i", "m": "e2e4 e7e5 g1f3 d7d6 d2d4 e5d4 d1d4"}
{"n": "Torre Attack: 3...g6 4.e3 Bg7 5.Nbd2 O-O 6.c3", "f": "rnbq1rk1/ppp1ppbp/5np1/3p2B1/3P4/2P1PN2/PP1N1PPP/R2QKB1R b KQ", "c": "D03p", "m": "d2d4 d7d5 g1f3 g8f6 c1g5 g7g6 b1d2 f8g7 e2e3 e8g8 c2c3"}
{"n": "Spanish: Open Berlin, Main Line 9.Nc3 (Rio de Janerio)", "f": "r1bqk2r/pnppbppp/2p5/4P3/8/2N2N2/PPP1QPPP/R1B2RK1 b kq", "c": "C67l", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 e1g1 f6e4 d2d4 f8e7 d1e2 e4d6 b5c6 b7c6 d4e5 d6b7 b1c3"}
{"n": "Sicilian: Richter-Rauzer, 7...Be7, 9.f4 Nxd4 10.Qxd4 Qa5 11.Bc4 Bd7 12.e5", "f": "r4rk1/pp1bbppp/3ppn2/q3P1B1/2BQ1P2/2N5/PPP3PP/2KR3R b -", "c": "B65g", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 f8e7 e1c1 e8g8 f2f4 c6d4 d2d4 d8a5 f1c4 c8d7 e4e5"}
{"n": "French: Winawer, 6...Ne7 7.Nf3 Qc7 8.a4 b6", "f": "rnb1k2r/p1q1nppp/1p2p3/2ppP3/P2P4/2P2N2/2P2PPP/R1BQKB1R w KQkq", "c": "C19f", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3 b2c3 g8e7 g1f3 d8c7 a3a4 b7b6"}
{"n": "QGD: Ragozin, Vienna, 6.e4 c5", "f": "rnbqk2r/pp3ppp/4pn2/2p3B1/1bpPP3/2N2N2/PP3PPP/R2QKB1R w KQkq", "c": "D39d", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8b4 c1g5 d5c4 e2e4 c7c5"}
{"n": "King's Indian: S\u00e4misch, Fianchetto, 7.Bd3 Nfd7", "f": "rnbq1rk1/p1pnppbp/1p1p2p1/8/2PPP3/2NBBP2/PP4PP/R2QK1NR w KQ", "c": "E82e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b7b6 f1d3 f6d7"}
{"n": "Four Knights: Glek, 4...Bc5", "f": "r1bqk2r/pppp1ppp/2n2n2/2b1p3/4P3/2N2NP1/PPPP1P1P/R1BQKB1R w KQkq", "c": "C47g", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 g2g3 f8c5"}
{"n": "Spanish: Closed, Zaitsev, 12.a4 h6 13.Bc2 exd4", "f": "r2qrbk1/1bp2pp1/p1np1n1p/1p6/P2pP3/2P2N1P/1PBN1PP1/R1BQR1K1 w -", "c": "C92t", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c8b7 d2d4 f8e8 b1d2 e7f8 a2a4 h7h6 b3c2 e5d4"}
{"n": "Sicilian: Richter-Rauzer, Bondarevsky Variation", "f": "r1bqkb1r/pp2pp1p/2np1np1/6B1/3NP3/2N5/PPP2PPP/R2QKB1R w KQkq", "c": "B60b", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 g7g6"}
{"n": "French: Winawer, Bogoljubow, 5...Ne7 6.a3", "f": "rnbqk2r/pp2nppp/4p3/2ppP3/1b1P4/P1N5/1PPB1PPP/R2QKBNR b KQkq", "c": "C17h", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 c1d2 g8e7 a2a3"}
{"n": "Slav: Bronstein (Steiner) Variation", "f": "rn1qkb1r/pp2pppp/2p2n2/8/P1pP2b1/2N2N2/1P2PPPP/R1BQKB1R w KQkq", "c": "D16l", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8g4"}
{"n": "Evans Gambit", "f": "r1bqk1nr/pppp1ppp/2n5/2b1p3/1PB1P3/5N2/P1PP1PPP/RNBQK2R b KQkq", "c": "C51", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 f8c5 b2b4"}
{"n": "Philidor: Philidor Countergambit", "f": "rnbqkbnr/ppp3pp/3p4/4pp2/3PP3/5N2/PPP2PPP/RNBQKB1R w KQkq", "c": "C41d", "m": "e2e4 e7e5 g1f3 d7d6 d2d4 f7f5"}
{"n": "QGD: Orthodox, 7.Rc1", "f": "r1bq1rk1/pppnbppp/4pn2/3p2B1/2PP4/2N1PN2/PP3PPP/2RQKB1R b K", "c": "D63", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 b8d7 a1c1"}
{"n": "Sicilian: Najdorf", "f": "rnbqkb1r/1p2pppp/p2p1n2/8/3NP3/2N5/PPP2PPP/R1BQKB1R w KQkq", "c": "B90a", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6"}
{"n": "King's Indian: 7.O-O Nbd7 8.Be3 Ng4", "f": "r1bq1rk1/pppn1pbp/3p2p1/4p3/2PPP1n1/2N1BN2/PP2BPPP/R2Q1RK1 w -", "c": "E94v", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8d7 c1e3 f6g4"}
{"n": "Queen's Pawn: Modern", "f": "rnbqk1nr/ppppppbp/6p1/8/2PP4/2N5/PP2PPPP/R1BQKBNR b KQkq", "c": "A40x", "m": "d2d4 g7g6 c2c4 f8g7 b1c3"}
{"n": "Russian Game: Paulsen Attack", "f": "rnbqkb1r/ppp2ppp/3p1n2/8/2N1P3/8/PPPP1PPP/RNBQKB1R b KQkq", "c": "C42i", "m": "e2e4 e7e5 g1f3 g8f6 f3e5 d7d6 e5c4"}
{"n": "King's Indian: 4.Nf3 O-O 5.Bf4", "f": "rnbq1rk1/ppppppbp/5np1/8/2PP1B2/2N2N2/PP2PPPP/R2QKB1R b KQ", "c": "E61p", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 e8g8 c1f4"}
{"n": "Slav: Chameleon, 5.e3", "f": "rnbqkb1r/1p2pppp/p1p2n2/3p4/2PP4/2N1PN2/PP3PPP/R1BQKB1R b KQkq", "c": "D15g", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 a7a6 e2e3"}
{"n": "Nimzowitsch Defence: 2.Nc3", "f": "r1bqkbnr/pppppppp/2n5/8/4P3/2N5/PPPP1PPP/R1BQKBNR b KQkq", "c": "B00m", "m": "e2e4 b8c6 b1c3"}
{"n": "QGD: Semi-Tarrasch, 6.e3 Nc6 7.Bd3 Be7", "f": "r1bqk2r/pp2bppp/2n1p3/2pn4/3P4/2NBPN2/PP3PPP/R1BQK2R w KQkq", "c": "D42b", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 c4d5 f6d5 e2e3 b8c6 f1d3 f8e7"}
{"n": "QGD: Semi-Tarrasch, 6.e4", "f": "rnbqkb1r/pp3ppp/4p3/2pn4/3PP3/2N2N2/PP3PPP/R1BQKB1R b KQkq", "c": "D41k", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 c4d5 f6d5 e2e4"}
{"n": "QGA: Classical, 8...Bb7 9.a4 Nbd7", "f": "r2qkb1r/1b1n1ppp/p3pn2/1pp5/P2P4/1B2PN2/1P2QPPP/RNB2RK1 w kq", "c": "D29e", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 d1e2 b7b5 c4b3 c8b7 a2a4 b8d7"}
{"n": "Alekhine: Maroczy Variation", "f": "rnbqkb1r/pppppppp/5n2/8/4P3/3P4/PPP2PPP/RNBQKBNR b KQkq", "c": "B02b", "m": "e2e4 g8f6 d2d3"}
{"n": "Queen's Indian: 7.Nc3 Ne4 8.Bd2 d5", "f": "rn1q1rk1/pbp1bppp/1p2p3/3p4/2PPn3/2N2NP1/PP1BPPBP/R2Q1RK1 w -", "c": "E18n", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 f6e4 c1d2 d7d5"}
{"n": "French: 3.Nc3", "f": "rnbqkbnr/ppp2ppp/4p3/3p4/3PP3/2N5/PPP2PPP/R1BQKBNR b KQkq", "c": "C10a", "m": "e2e4 e7e6 d2d4 d7d5 b1c3"}
{"n": "Open Game: Inverted Hanham", "f": "r1bqkb1r/ppp2ppp/2n2n2/3pp3/4P3/3P1N2/PPPNBPPP/R1BQK2R b KQkq", "c": "C44h", "m": "e2e4 e7e5 g1f3 b8c6 f1e2 g8f6 d2d3 d7d5 b1d2"}
{"n": "King's Indian: Mar del Plata, Bayonet Attack, 9...Ne8", "f": "r1bqnrk1/ppp1npbp/3p2p1/3Pp3/1PP1P3/2N2N2/P3BPPP/R1BQ1RK1 w -", "c": "E97h", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 b2b4 f6e8"}
{"n": "KGA: King's Knight Gambit", "f": "rnbqkbnr/pppp1ppp/8/8/4Pp2/5N2/PPPP2PP/RNBQKB1R b KQkq", "c": "C34", "m": "e2e4 e7e5 f2f4 e5f4 g1f3"}
{"n": "French: Winawer, Alekhine Gambit, 5.a3 Be7 6.Nxe4 Nf6", "f": "rnbqk2r/ppp1bppp/4pn2/8/3PN3/P7/1PP1NPPP/R1BQKB1R w KQkq", "c": "C15u", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 g1e2 d5e4 a2a3 b4e7 c3e4 g8f6"}
{"n": "Nimzo-Indian: Classical, 4...O-O 5.e4", "f": "rnbq1rk1/pppp1ppp/4pn2/8/1bPPP3/2N5/PPQ2PPP/R1B1KBNR b KQ", "c": "E32f", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 e8g8 e2e4"}
{"n": "QGA: Classical, 7.Qe2 b5 8.Bb3 Nc6 9.Nc3 Bb7", "f": "r2qkb1r/1b3ppp/p1n1pn2/1pp5/3P4/1BN1PN2/PP2QPPP/R1B2RK1 w kq", "c": "D28m", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 d1e2 b7b5 c4b3 b8c6 b1c3 c8b7"}
{"n": "King's Indian: Averbakh, 7.d5 e6 8.Nf3 h6 9.Bh4 exd5 10.cxd5", "f": "rnbq1rk1/pp3pb1/3p1npp/2pP4/4P2B/2N2N2/PP2BPPP/R2QK2R b KQ", "c": "E75e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 c7c5 d4d5 e7e6 g1f3 h7h6 g5h4 e6d5 c4d5"}
{"n": "Spanish: Open Berlin, 5.d4 Nd6 6.Bxc6 dxc6 7.dxe5 Nf5", "f": "r1bqkb1r/ppp2ppp/2p5/4Pn2/8/5N2/PPP2PPP/RNBQ1RK1 w kq", "c": "C67q", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 e1g1 f6e4 d2d4 e4d6 b5c6 d7c6 d4e5 d6f5"}
{"n": "Trompowsky: 2...e6 3.e4", "f": "rnbqkb1r/pppp1ppp/4pn2/6B1/3PP3/8/PPP2PPP/RN1QKBNR b KQkq", "c": "A45n", "m": "d2d4 g8f6 c1g5 e7e6 e2e4"}
{"n": "King's Indian: 7.O-O Nbd7 8.Re1 c6 9.Rb1", "f": "r1bq1rk1/pp1n1pbp/2pp1np1/4p3/2PPP3/2N2N2/PP2BPPP/1RBQR1K1 b -", "c": "E95i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8d7 f1e1 c7c6 a1b1"}
{"n": "Nimzo-Indian: Botvinnik System", "f": "rnbq1rk1/ppp2ppp/4pn2/3p4/2PP4/P1PBP3/5PPP/R1BQK1NR b KQ", "c": "E49", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 e2e3 e8g8 f1d3 d7d5 a2a3 b4c3 b2c3"}
{"n": "Slav: 3.Nc3 Nf6 4.Bg5", "f": "rnbqkb1r/pp2pppp/2p2n2/3p2B1/2PP4/2N5/PP2PPPP/R2QKBNR b KQkq", "c": "D10s", "m": "d2d4 d7d5 c2c4 c7c6 b1c3 g8f6 c1g5"}
{"n": "French: Exchange, 4.Nf3 Nf6 5.Bd3", "f": "rnbqkb1r/ppp2ppp/5n2/3p4/3P4/3B1N2/PPP2PPP/RNBQK2R b KQkq", "c": "C01m", "m": "e2e4 e7e6 d2d4 d7d5 e4d5 e6d5 g1f3 g8f6 f1d3"}
{"n": "Sicilian: Boleslavsky, 7.Nb3 Be6", "f": "r2qkb1r/pp3ppp/2npbn2/4p3/4P3/1NN5/PPP1BPPP/R1BQK2R w KQkq", "c": "B59b", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1e2 e7e5 d4b3 c8e6"}
{"n": "Sicilian: Nimzowitsch, Rubinstein Countergambit", "f": "r1bqkb1r/pp1p1ppp/2n5/2ppP3/3P4/5N2/PPP2PPP/R1BQKB1R w KQkq", "c": "B29m", "m": "e2e4 c7c5 g1f3 g8f6 e4e5 f6d5 b1c3 e7e6 c3d5 e6d5 d2d4 b8c6"}
{"n": "Sicilian: 2.Nf3 d6 3.Bc4", "f": "rnbqkbnr/pp2pppp/3p4/2p5/2B1P3/5N2/PPPP1PPP/RNBQK2R b KQkq", "c": "B50g", "m": "e2e4 c7c5 g1f3 d7d6 f1c4"}
{"n": "Benoni: 3.d5 d6", "f": "rnbqkb1r/pp2pppp/3p1n2/2pP4/2P5/8/PP2PPPP/RNBQKBNR w KQkq", "c": "A56i", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 d7d6"}
{"n": "Sicilian: Lowenthal, Kalashnikov, Main Line, 9.Nc2", "f": "r2qk1nr/1p2bppp/p1npb3/4p3/2P1P3/2N5/PPN2PPP/R1BQKB1R b KQkq", "c": "B32x", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 e7e5 d4b5 d7d6 c2c4 f8e7 b1c3 a7a6 b5a3 c8e6 a3c2"}
{"n": "Caro-Kann: Panov-Botvinnik, 5...e6 6.Nf3 Bb4 7.cxd5 Nxd5 8.Bd2 Nc6", "f": "r1bq1rk1/pp3ppp/2n1p3/3n4/1b1P4/2NB1N2/PP1B1PPP/R2QK2R w KQ", "c": "B14x", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 c2c4 g8f6 b1c3 e7e6 g1f3 f8b4 c4d5 f6d5 c1d2 b8c6 f1d3 e8g8"}
{"n": "Sicilian: Najdorf, Polugaevsky, 10.Qe2 Nfd7 11.O-O-O Nc6", "f": "r1b1kb1r/2qn1ppp/p1n1p3/1p2P1B1/3N4/2N5/PPP1Q1PP/2KR1B1R w kq", "c": "B96u", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 b7b5 e4e5 d6e5 f4e5 d8c7 d1e2 f6d7 e1c1 b8c6"}
{"n": "Nimzowitsch Defence", "f": "r1bqkbnr/pppppppp/2n5/8/4P3/8/PPPP1PPP/RNBQKBNR w KQkq", "c": "B00l", "m": "e2e4 b8c6"}
{"n": "Caro-Kann: Classical, Flohr Variation", "f": "rn1qkbnr/pp2pppp/2p3b1/8/3P4/6NN/PPP2PPP/R1BQKB1R b KQkq", "c": "B18g", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 c8f5 e4g3 f5g6 g1h3"}
{"n": "Sicilian: Richter-Rauzer, 7.Qd2 Be7 8.O-O-O", "f": "r1bqk2r/pp2bppp/2nppn2/6B1/3NP3/2N5/PPPQ1PPP/2KR1B1R b kq", "c": "B63l", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 f8e7 e1c1"}
{"n": "King's Indian: Fianchetto, Classical, 8.h3", "f": "r1bq1rk1/pppn1pbp/3p1np1/4p3/2PP4/2N2NPP/PP2PPB1/R1BQ1RK1 b -", "c": "E67j", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 h2h3"}
{"n": "Sicilian: Najdorf, 7.f4 Nc6", "f": "r1bqkb1r/1p3ppp/p1nppn2/6B1/3NPP2/2N5/PPP3PP/R2QKB1R w KQkq", "c": "B96c", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 b8c6"}
{"n": "Italian Game", "f": "r1bqkbnr/pppp1ppp/2n5/4p3/2B1P3/5N2/PPPP1PPP/RNBQK2R b KQkq", "c": "C50a", "m": "e2e4 e7e5 g1f3 b8c6 f1c4"}
{"n": "Caro-Kann: Two Knights, 3...Bg4 4.h3", "f": "rn1qkbnr/pp2pppp/2p5/3p4/4P1b1/2N2N1P/PPPP1PP1/R1BQKB1R b KQkq", "c": "B11b", "m": "e2e4 c7c6 b1c3 d7d5 g1f3 c8g4 h2h3"}
{"n": "Nimzowitsch Defence: 2.d4 d5 3.e5", "f": "r1bqkbnr/ppp1pppp/2n5/3pP3/3P4/8/PPP2PPP/RNBQKBNR b KQkq", "c": "B00x", "m": "e2e4 b8c6 d2d4 d7d5 e4e5"}
{"n": "Dutch: Staunton Gambit, 4.Bg5 Nc6 5.f3", "f": "r1bqkb1r/ppppp1pp/2n2n2/6B1/3Pp3/2N2P2/PPP3PP/R2QKBNR b KQkq", "c": "A83k", "m": "d2d4 f7f5 e2e4 f5e4 b1c3 g8f6 c1g5 b8c6 f2f3"}
{"n": "Sicilian: O'Kelly, 3.c3", "f": "rnbqkbnr/1p1ppppp/p7/2p5/4P3/2P2N2/PP1P1PPP/RNBQKB1R b KQkq", "c": "B28h", "m": "e2e4 c7c5 g1f3 a7a6 c2c3"}
{"n": "Semi-Slav: Botvinnik (Anti-Meran)", "f": "rnbqkb1r/pp3ppp/2p1pn2/3p2B1/2PP4/2N2N2/PP2PPPP/R2QKB1R b KQkq", "c": "D43f", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 c1g5"}
{"n": "Semi-Slav", "f": "rnbqkb1r/pp3ppp/2p1pn2/3p4/2PP4/2N2N2/PP2PPPP/R1BQKB1R w KQkq", "c": "D43a", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6"}
{"n": "Queen's Pawn: 2.c3", "f": "rnbqkbnr/ppp1pppp/8/3p4/3P4/2P5/PP2PPPP/RNBQKBNR b KQkq", "c": "D00b", "m": "d2d4 d7d5 c2c3"}
{"n": "Modern: Averbakh, Kotov, 5.Be3 e5 6.d5", "f": "r1bqk1nr/ppp2pbp/2np2p1/3Pp3/2P1P3/2N1B3/PP3PPP/R2QKBNR b KQkq", "c": "A42k", "m": "d2d4 d7d6 c2c4 g7g6 b1c3 f8g7 e2e4 b8c6 c1e3 e7e5 d4d5"}
{"n": "English: Mikenas", "f": "rnbqkb1r/pppp1ppp/4pn2/8/2P1P3/2N5/PP1P1PPP/R1BQKBNR b KQkq", "c": "A18", "m": "c2c4 g8f6 b1c3 e7e6 e2e4"}
{"n": "Sicilian: Kan, 5.Be2", "f": "rnbqkbnr/1p1p1ppp/p3p3/8/3NP3/8/PPP1BPPP/RNBQK2R b KQkq", "c": "B41d", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 a7a6 f1e2"}
{"n": "QGD Tarrasch: 5.Nf3 Nc6 6.Bg5", "f": "r1bqkbnr/pp3ppp/2n5/2pp2B1/3P4/2N2N2/PP2PPPP/R2QKB1R b KQkq", "c": "D32p", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 c1g5"}
{"n": "Sicilian: Boleslavsky, 7.Ndb5", "f": "r1bqkb1r/pp3ppp/2np1n2/1N2p3/4P3/2N5/PPP1BPPP/R1BQK2R b KQkq", "c": "B58f", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1e2 e7e5 d4b5"}
{"n": "Sicilian: Sozin-Scheveningen", "f": "rnbqkb1r/pp3ppp/3ppn2/8/2BNP3/2N5/PPP2PPP/R1BQK2R b KQkq", "c": "B86", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 f1c4"}
{"n": "QGD: Tartakower, Main Line, 12.Qa4", "f": "rn3rk1/p1p1qpp1/1p2b2p/3p4/Q2P4/4PN2/PP3PPP/2R1KB1R b K", "c": "D59n", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5h4 b7b6 c4d5 f6d5 h4e7 d8e7 c3d5 e6d5 a1c1 c8e6 d1a4"}
{"n": "Sicilian: 3.Bb5+, Sokolsky, 5...Nc6 6.Nc3", "f": "r3kbnr/pp1qpppp/2np4/2p5/2P1P3/2N2N2/PP1P1PPP/R1BQK2R b KQkq", "c": "B52k", "m": "e2e4 c7c5 g1f3 d7d6 f1b5 c8d7 b5d7 d8d7 c2c4 b8c6 b1c3"}
{"n": "QGD: 4.Bg5 Be7 5.e3 Nbd7 6.Nf3", "f": "r1bqk2r/pppnbppp/4pn2/3p2B1/2PP4/2N1PN2/PP3PPP/R2QKB1R b KQkq", "c": "D53s", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 b8d7 g1f3"}
{"n": "Queen's Gambit", "f": "rnbqkbnr/ppp1pppp/8/3p4/2PP4/8/PP2PPPP/RNBQKBNR b KQkq", "c": "D06a", "m": "d2d4 d7d5 c2c4"}
{"n": "Nimzo-Indian: Leningrad, Main Line, 8...e5 9.Bd3", "f": "rnbqk2r/pp3pp1/3p1n1p/2pPp3/2P4B/2PBP3/P4PPP/R2QK1NR b KQkq", "c": "E31m", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 c1g5 h7h6 g5h4 c7c5 d4d5 d7d6 e2e3 b4c3 b2c3 e6e5 f1d3"}
{"n": "Sicilian: Najdorf, 6.f4 e5 7.Nf3 Nbd7 8.a4 Be7 9.Bd3 O-O 10.O-O exf4", "f": "r1bq1rk1/1p1nbppp/p2p1n2/8/P3Pp2/2NB1N2/1PP3PP/R1BQ1RK1 w -", "c": "B93u", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 f2f4 e7e5 d4f3 b8d7 a2a4 f8e7 f1d3 e8g8 e1g1 e5f4"}
{"n": "Two Knights: 4.Ng5", "f": "r1bqkb1r/pppp1ppp/2n2n2/4p1N1/2B1P3/8/PPPP1PPP/RNBQK2R b KQkq", "c": "C57a", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 f3g5"}
{"n": "QGA: Mannheim, Main Line, 9...O-O", "f": "r2q1rk1/pp1nbppp/2p1pn2/5b2/2QP4/2N2NP1/PP2PPBP/R1B2RK1 w -", "c": "D23p", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 d1a4 c7c6 a4c4 c8f5 g2g3 e7e6 f1g2 b8d7 e1g1 f8e7 b1c3 e8g8"}
{"n": "French: Exchange, 4.Bd3 Nc6", "f": "r1bqkbnr/ppp2ppp/2n5/3p4/3P4/3B4/PPP2PPP/RNBQK1NR w KQkq", "c": "C01i", "m": "e2e4 e7e6 d2d4 d7d5 e4d5 e6d5 f1d3 b8c6"}
{"n": "Spanish: Anderssen, 5...d6 6.c3 g6", "f": "r1bqkb1r/1pp2p1p/p1np1np1/4p3/B3P3/2PP1N2/PP3PPP/RNBQK2R w KQkq", "c": "C77g", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 d2d3 d7d6 c2c3 g7g6"}
{"n": "King's Indian: Donner, 8.Be3", "f": "rnbq1rk1/pp3pbp/2pp1np1/4p3/2PPP3/2N1BN2/PP2BPPP/R2Q1RK1 b -", "c": "E94h", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 c7c6 c1e3"}
{"n": "King's Indian: 6.Be2 Nbd7 7.O-O c6", "f": "r1bq1rk1/pp1nppbp/2pp1np1/8/2PPP3/2N2N2/PP2BPPP/R1BQ1RK1 w -", "c": "E91t", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 b8d7 e1g1 c7c6"}
{"n": "Slav: Dutch, Lasker Variation", "f": "r2qkb1r/pp2pppp/n1p2n2/5b2/P1pP4/2N1PN2/1P3PPP/R1BQKB1R w KQkq", "c": "D18b", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 e2e3 b8a6"}
{"n": "King's Indian: Averbakh, 7.d5 e6 8.Nf3 h6", "f": "rnbq1rk1/pp3pb1/3ppnpp/2pP2B1/2P1P3/2N2N2/PP2BPPP/R2QK2R w KQ", "c": "E75c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 c7c5 d4d5 e7e6 g1f3 h7h6"}
{"n": "English: Symmetrical, Hedgehog, 8.Qxd4 d6", "f": "rn1qk2r/pb2bppp/1p1ppn2/8/2PQ4/2N2NP1/PP2PPBP/R1B2RK1 w kq", "c": "A30u", "m": "c2c4 c7c5 g1f3 g8f6 g2g3 b7b6 f1g2 c8b7 e1g1 e7e6 b1c3 f8e7 d2d4 c5d4 d1d4 d7d6"}
{"n": "QGD: Chigorin, Tartakower Gambit", "f": "r1bqkbnr/ppp2ppp/2n5/3pp3/2PP4/2N5/PP2PPPP/R1BQKBNR w KQkq", "c": "D07o", "m": "d2d4 d7d5 c2c4 b8c6 b1c3 e7e5"}
{"n": "QGD: Chigorin, 3.Nc3 Nf6 4.Nf3 Bg4", "f": "r2qkb1r/ppp1pppp/2n2n2/3p4/2PP2b1/2N2N2/PP2PPPP/R1BQKB1R w KQkq", "c": "D07r", "m": "d2d4 d7d5 c2c4 b8c6 b1c3 g8f6 g1f3 c8g4"}
{"n": "Spanish: Cozio, 4.Nc3", "f": "r1bqkb1r/ppppnppp/2n5/1B2p3/4P3/2N2N2/PPPP1PPP/R1BQK2R b KQkq", "c": "C60p", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8e7 b1c3"}
{"n": "QGD: Semi-Tarrasch, 6.e3 Nc6 7.Bc4", "f": "r1bq1rk1/pp2bppp/2n1p3/3n4/2BP4/2N2N2/PP3PPP/R1BQ1RK1 w -", "c": "D41s", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 c4d5 f6d5 e2e3 b8c6 f1c4 c5d4 e3d4 f8e7 e1g1 e8g8"}
{"n": "King's Indian: Makagonov, 5...c5", "f": "rnbqk2r/pp2ppbp/3p1np1/2p5/2PPP3/2N4P/PP3PP1/R1BQKBNR w KQkq", "c": "E71b", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 h2h3 c7c5"}
{"n": "Sicilian: Dragon, 6.Be2 Bg7 7.O-O O-O 8.Bg5 Nc6 9.Nb3", "f": "r1bq1rk1/pp2ppbp/2np1np1/6B1/4P3/1NN5/PPP1BPPP/R2Q1RK1 b -", "c": "B70t", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 f1e2 f8g7 e1g1 e8g8 c1g5 b8c6 d4b3"}
{"n": "Caro-Kann: Exchange, 4.Nf3 Nf6", "f": "rnbqkb1r/pp2pppp/5n2/3p4/3P4/5N2/PPP2PPP/RNBQKB1R w KQkq", "c": "B13d", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 g1f3 g8f6"}
{"n": "Caro-Kann: Panov-Botvinnik, 5...g6 6.cxd5", "f": "rnbqkb1r/pp2pp1p/5np1/3P4/3P4/2N5/PP3PPP/R1BQKBNR b KQkq", "c": "B14b", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 c2c4 g8f6 b1c3 g7g6 c4d5"}
{"n": "King's Indian: S\u00e4misch, Orthodox, Queenswap", "f": "rnbQ1rk1/ppp2pbp/5np1/4p3/2P1P3/2N1BP2/PP4PP/R3KBNR b KQ", "c": "E85c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 d4e5 d6e5 d1d8"}
{"n": "Sicilian: Closed, 6.Be3 e6 7.Qd2", "f": "r1bqk1nr/pp3pbp/2npp1p1/2p5/4P3/2NPB1P1/PPPQ1PBP/R3K1NR b KQkq", "c": "B26l", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 c1e3 e7e6 d1d2"}
{"n": "Gr\u00fcnfeld: 5.e3 O-O 6.Qb3 dxc4", "f": "rnbq1rk1/ppp1ppbp/5np1/8/2pP4/1QN1PN2/PP3PPP/R1B1KB1R w KQ", "c": "D95i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 e2e3 e8g8 d1b3 d5c4"}
{"n": "English: Symmetrical, Main Line 7.d4, 8...d6", "f": "r1bq1rk1/pp2ppbp/2np1np1/8/2PN4/2N3P1/PP2PPBP/R1BQ1RK1 w -", "c": "A39g", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 g8f6 e1g1 e8g8 d2d4 c5d4 f3d4 d7d6"}
{"n": "Caro-Kann: Exchange, 4.Nf3", "f": "rnbqkbnr/pp2pppp/8/3p4/3P4/5N2/PPP2PPP/RNBQKB1R b KQkq", "c": "B13c", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 g1f3"}
{"n": "QGD Tarrasch: 9.dxc5 Bxc5 10.Bg5 d4", "f": "r1bq1rk1/pp3ppp/2n2n2/2b3B1/3p4/2N2NP1/PP2PPBP/R2Q1RK1 w -", "c": "D34l", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 g8f6 f1g2 f8e7 e1g1 e8g8 d4c5 e7c5 c1g5 d5d4"}
{"n": "King's Indian: Fianchetto, Yugoslav, Exchange", "f": "r1bq1rk1/pp2ppbp/2np1np1/2P5/2P5/2N2NP1/PP2PPBP/R1BQ1RK1 b -", "c": "E65f", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 c7c5 e1g1 b8c6 d4c5"}
{"n": "English: Symmetrical, 5.e3 e6", "f": "r1bqk1nr/pp1p1pbp/2n1p1p1/2p5/2P5/2N1P1P1/PP1P1PBP/R1BQK1NR w KQkq", "c": "A36m", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 e2e3 e7e6"}
{"n": "Two Knights: 5.O-O d6", "f": "r1bqkb1r/ppp2ppp/2np1n2/8/2BpP3/5N2/PPP2PPP/RNBQ1RK1 w kq", "c": "C55t", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 d2d4 e5d4 e1g1 d7d6"}
{"n": "QGD Tarrasch: 5.Nf3 Nc6 6.e3 Nf6 7.Bb5", "f": "r1bqkb1r/pp3ppp/2n2n2/1Bpp4/3P4/2N1PN2/PP3PPP/R1BQK2R b KQkq", "c": "D32s", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 e2e3 g8f6 f1b5"}
{"n": "Sicilian: Najdorf, 6.Be3 e5 7.Nb3 Be6 8.f3 Be7 9.Qd2 O-O", "f": "rn1q1rk1/1p2bppp/p2pbn2/4p3/4P3/1NN1BP2/PPPQ2PP/R3KB1R w KQ", "c": "B90q", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1e3 e7e5 d4b3 c8e6 f2f3 f8e7 d1d2 e8g8"}
{"n": "QGA: 3.Nf3 e6", "f": "rnbqkbnr/ppp2ppp/4p3/8/2pP4/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "D21d", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 e7e6"}
{"n": "Neo-Gr\u00fcnfeld, 6.O-O dxc4 7.Na3 c3", "f": "rnbq1rk1/ppp1ppbp/5np1/8/3P4/N1p2NP1/PP2PPBP/R1BQ1RK1 w -", "c": "D77h", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 e1g1 d5c4 b1a3 c4c3"}
{"n": "QGD: Cambridge Springs, 8.Qc2 dxc4", "f": "r1b1k2r/pp1n1ppp/2p1pn2/q5B1/1bpP4/2N1P3/PPQN1PPP/R3KB1R w KQkq", "c": "D52k", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 b8d7 e2e3 c7c6 g1f3 d8a5 f3d2 f8b4 d1c2 d5c4"}
{"n": "Spanish: Closed, Chigorin, 13...Nc6 14.Nb3 a5 15.Be3 a4 16.Nbd2 Bd7", "f": "r4rk1/2qbbppp/2np1n2/1p2p3/p2PP3/4BN1P/PPBN1PP1/R2QR1K1 w -", "c": "C99o", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 d8c7 b1d2 c5d4 c3d4 a5c6 d2b3 a6a5 c1e3 a5a4 b3d2 c8d7"}
{"n": "King's Indian: Mar del Plata, 9.Ne1 Ne8 10.Nd3", "f": "r1bqnrk1/ppp1npbp/3p2p1/3Pp3/2P1P3/2NN4/PP2BPPP/R1BQ1RK1 b -", "c": "E98d", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 f3e1 f6e8 e1d3"}
{"n": "Gr\u00fcnfeld: Russian, Smyslov, 8.Be2 Nc6", "f": "r2q1rk1/ppp1ppbp/2n2np1/8/2QPP1b1/2N2N2/PP2BPPP/R1B1K2R w KQ", "c": "D98c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 d1b3 d5c4 b3c4 e8g8 e2e4 c8g4 f1e2 b8c6"}
{"n": "Richter-Veresov: 3...c6", "f": "rnbqkb1r/pp2pppp/2p2n2/3p2B1/3P4/2N5/PPP1PPPP/R2QKBNR w KQkq", "c": "D01f", "m": "d2d4 d7d5 b1c3 g8f6 c1g5 c7c6"}
{"n": "Blackmar-Diemer: Accepted", "f": "rnbqkb1r/ppp1pppp/5n2/8/3P4/2N2p2/PPP3PP/R1BQKBNR w KQkq", "c": "D00v", "m": "d2d4 d7d5 b1c3 g8f6 e2e4 d5e4 f2f3 e4f3"}
{"n": "Caro-Kann: Panov-Botvinnik, 5...Nc6, Normal Variation", "f": "r1bqkb1r/pp3ppp/2n1pn2/3p2B1/2PP4/2N5/PP3PPP/R2QKBNR w KQkq", "c": "B13y", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 c2c4 g8f6 b1c3 b8c6 c1g5 e7e6"}
{"n": "Spanish: Open, 7.Bb3 d5", "f": "r1bqkb1r/2p2ppp/p1n5/1p1pp3/3Pn3/1B3N2/PPP2PPP/RNBQ1RK1 w kq", "c": "C80k", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 d2d4 b7b5 a4b3 d7d5"}
{"n": "Sicilian: 3.Bb5+ Nc6 4.O-O Bd7 5.Re1", "f": "r2qkbnr/pp1bpppp/2np4/1Bp5/4P3/5N2/PPPP1PPP/RNBQR1K1 b kq", "c": "B51o", "m": "e2e4 c7c5 g1f3 d7d6 f1b5 b8c6 e1g1 c8d7 f1e1"}
{"n": "Sicilian: Maroczy Bind, 6.Be3 Nh6", "f": "r1bqk2r/pp1pppbp/2n3pn/8/2PNP3/4B3/PP3PPP/RN1QKB1R w KQkq", "c": "B38b", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 c1e3 g8h6"}
{"n": "Semi-Slav: Meran, Reynolds, 10...Qc7", "f": "r1b1kb1r/2qn1ppp/p3pn2/1ppP4/4P3/2NB1N2/PP3PPP/R1BQK2R w KQkq", "c": "D48n", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 a7a6 e3e4 c6c5 d4d5 d8c7"}
{"n": "Sicilian: Taimanov, 6.g3 a6 7.Bg2 d6", "f": "r1b1kbnr/1pq2ppp/p1npp3/8/3NP3/2N3P1/PPP2PBP/R1BQK2R w KQkq", "c": "B47i", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 g2g3 a7a6 f1g2 d7d6"}
{"n": "French: Winawer, Bogoljubow, 5...Ne7", "f": "rnbqk2r/pp2nppp/4p3/2ppP3/1b1P4/2N5/PPPB1PPP/R2QKBNR w KQkq", "c": "C17g", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 c1d2 g8e7"}
{"n": "Russian Game: Classical, 6.Bd3 Be7", "f": "rnbqk2r/ppp1bppp/8/3p4/3Pn3/3B1N2/PPP2PPP/RNBQK2R w KQkq", "c": "C42s", "m": "e2e4 e7e5 g1f3 g8f6 f3e5 d7d6 e5f3 f6e4 d2d4 d6d5 f1d3 f8e7"}
{"n": "Sicilian: Alapin, 2...Nf6 3.e5 Nd5 4.d4 cxd4 5.Nf3", "f": "rnbqkb1r/pp1ppppp/8/3nP3/3p4/2P2N2/PP3PPP/RNBQKB1R b KQkq", "c": "B22r", "m": "e2e4 c7c5 c2c3 g8f6 e4e5 f6d5 d2d4 c5d4 g1f3"}
{"n": "QGA: 3.e4", "f": "rnbqkbnr/ppp1pppp/8/8/2pPP3/8/PP3PPP/RNBQKBNR b KQkq", "c": "D20l", "m": "d2d4 d7d5 c2c4 d5c4 e2e4"}
{"n": "French: Tarrasch, 3...a6 4.Ngf3", "f": "rnbqkbnr/1pp2ppp/p3p3/3p4/3PP3/5N2/PPPN1PPP/R1BQKB1R b KQkq", "c": "C03e", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 a7a6 g1f3"}
{"n": "Dutch: Ilyin-Zhenevsky, 8.Qc2", "f": "rnb1qrk1/ppp1b1pp/3ppn2/5p2/2PP4/2N2NP1/PPQ1PPBP/R1B2RK1 b -", "c": "A98", "m": "d2d4 f7f5 c2c4 g8f6 g2g3 e7e6 f1g2 f8e7 g1f3 e8g8 e1g1 d7d6 b1c3 d8e8 d1c2"}
{"n": "Queen's Pawn: 3.g3 c6", "f": "rnbqkb1r/pp2pppp/2p2n2/3p4/3P4/5NP1/PPP1PP1P/RNBQKB1R w KQkq", "c": "D02s", "m": "d2d4 d7d5 g1f3 g8f6 g2g3 c7c6"}
{"n": "Old Benoni: Czech, 3.c4 d6 4.e4 Be7 5.Nc3", "f": "rnbqk1nr/pp2bppp/3p4/2pPp3/2P1P3/2N5/PP3PPP/R1BQKBNR b KQkq", "c": "A44g", "m": "d2d4 c7c5 d4d5 e7e5 c2c4 d7d6 e2e4 f8e7 b1c3"}
{"n": "Spanish: Berlin, 4.O-O Be7", "f": "r1bqk2r/ppppbppp/2n2n2/1B2p3/4P3/5N2/PPPP1PPP/RNBQ1RK1 w kq", "c": "C65l", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 e1g1 f8e7"}
{"n": "Queen's Pawn: 2.Nf3 Nc6 3.g3", "f": "r1bqkbnr/ppp1pppp/2n5/3p4/3P4/5NP1/PPP1PP1P/RNBQKB1R b KQkq", "c": "D02g", "m": "d2d4 d7d5 g1f3 b8c6 g2g3"}
{"n": "QGD Tarrasch: 9.Bg5 cxd4 10.Nxd4 h6 11.Be3 Re8", "f": "r1bqr1k1/pp2bpp1/2n2n1p/3p4/3N4/2N1B1P1/PP2PPBP/R2Q1RK1 w -", "c": "D34u", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 g8f6 f1g2 f8e7 e1g1 e8g8 c1g5 c5d4 f3d4 h7h6 g5e3 f8e8"}
{"n": "King's Indian: Fianchetto, Classical, 8.b3", "f": "r1bq1rk1/pppn1pbp/3p1np1/4p3/2PP4/1PN2NP1/P3PPBP/R1BQ1RK1 b -", "c": "E67g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 b2b3"}
{"n": "Benko Opening", "f": "rnbqkbnr/pppppppp/8/8/8/6P1/PPPPPP1P/RNBQKBNR b KQkq", "c": "A00t", "m": "g2g3"}
{"n": "QGA: Classical, 7.Qe2 b5 8.Bb3 Nc6 9.Rd1", "f": "r1bqkb1r/5ppp/p1n1pn2/1pp5/3P4/1B2PN2/PP2QPPP/RNBR2K1 b kq", "c": "D28j", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 d1e2 b7b5 c4b3 b8c6 f1d1"}
{"n": "King's Indian: 3.Nc3", "f": "rnbqkb1r/pppppp1p/5np1/8/2PP4/2N5/PP2PPPP/R1BQKBNR b KQkq", "c": "E61a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3"}
{"n": "King's Indian: Fianchetto, Classical, 8.e4", "f": "r1bq1rk1/pppn1pbp/3p1np1/4p3/2PPP3/2N2NP1/PP3PBP/R1BQ1RK1 b -", "c": "E68a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4"}
{"n": "French: Tarrasch, Open, 4.exd5 exd5 5.Ngf3 a6", "f": "rnbqkbnr/1p3ppp/p7/2pp4/3P4/5N2/PPPN1PPP/R1BQKB1R w KQkq", "c": "C08h", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 e4d5 e6d5 g1f3 a7a6"}
{"n": "English: Symmetrical, Botvinnik, 5...e6, 8.d3", "f": "r1bq1rk1/pp1pnpbp/2n1p1p1/2p5/2P1P3/2NP2P1/PP2NPBP/R1BQ1RK1 b -", "c": "A36q", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 e2e4 e7e6 g1e2 g8e7 e1g1 e8g8 d2d3"}
{"n": "French: Classical, Tarrasch Variation", "f": "rnb1k2r/pppnqppp/4p3/3pP3/3P4/2NB4/PPP2PPP/R2QK1NR b KQkq", "c": "C14c", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8e7 e4e5 f6d7 g5e7 d8e7 f1d3"}
{"n": "Neo-Old Indian: 2.c4 e5 3.dxe5", "f": "rnbqkbnr/ppp2ppp/3p4/4P3/2P5/8/PP2PPPP/RNBQKBNR b KQkq", "c": "A41o", "m": "d2d4 d7d6 c2c4 e7e5 d4e5"}
{"n": "Budapest: 3.d5", "f": "rnbqkb1r/pppp1ppp/5n2/3Pp3/2P5/8/PP2PPPP/RNBQKBNR b KQkq", "c": "A51c", "m": "d2d4 g8f6 c2c4 e7e5 d4d5"}
{"n": "Benoni: Four Pawns, Main Line, 10.e5: 12.Bg5", "f": "rnbqr1k1/pp3pbp/6p1/2pPP1B1/6n1/2N2N2/PP2B1PP/R2QK2R b KQ", "c": "A69i", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 g1f3 e8g8 f1e2 f8e8 e4e5 d6e5 f4e5 f6g4 c1g5"}
{"n": "Scandinavian: 2...Qxd5 3.Nc3 Qa5 4.d4 c6", "f": "rnb1kbnr/pp2pppp/2p5/q7/3P4/2N5/PPP2PPP/R1BQKBNR w KQkq", "c": "B01h", "m": "e2e4 d7d5 e4d5 d8d5 b1c3 d5a5 d2d4 c7c6"}
{"n": "Gr\u00fcnfeld: Russian, Alekhine, 8.e5 b5 9.Qb3 Nfd7", "f": "rnbq1rk1/2pnppbp/p5p1/1p2P3/3P4/1QN2N2/PP3PPP/R1B1KB1R w KQ", "c": "D97j", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 d1b3 d5c4 b3c4 e8g8 e2e4 a7a6 e4e5 b7b5 c4b3 f6d7"}
{"n": "QGD: Ragozin, Westphalia, 7.e3", "f": "r1bqk2r/pppn1ppp/5n2/3p2B1/1b1P4/2N1PN2/PP3PPP/R2QKB1R b KQkq", "c": "D38k", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8b4 c1g5 b8d7 c4d5 e6d5 e2e3"}
{"n": "Spanish: Closed, Zaitsev, 12.Bc2", "f": "r2qrbk1/1bp2ppp/p1np1n2/1p2p3/3PP3/2P2N1P/PPBN1PP1/R1BQR1K1 b -", "c": "C92o", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c8b7 d2d4 f8e8 b1d2 e7f8 b3c2"}
{"n": "Sicilian: 3.Bb5+ Bd7 4.Bxd7+ Nxd7 5.O-O", "f": "r2qkbnr/pp1npppp/3p4/2p5/4P3/5N2/PPPP1PPP/RNBQ1RK1 b kq", "c": "B52c", "m": "e2e4 c7c5 g1f3 d7d6 f1b5 c8d7 b5d7 b8d7 e1g1"}
{"n": "English: Symmetrical, 2.Nc3 Nc6 3.Nf3 g6 4.e3", "f": "r1bqkbnr/pp1ppp1p/2n3p1/2p5/2P5/2N1PN2/PP1P1PPP/R1BQKB1R b KQkq", "c": "A35e", "m": "c2c4 c7c5 b1c3 b8c6 g1f3 g7g6 e2e3"}
{"n": "Sicilian: Closed", "f": "rnbqkbnr/pp2pppp/3p4/2p5/4PP2/2N5/PPPP2PP/R1BQKBNR b KQkq", "c": "B23e", "m": "e2e4 c7c5 b1c3 d7d6 f2f4"}
{"n": "QGD Tarrasch: 7.Bg2 Be6", "f": "r2qkb1r/pp3ppp/2n1bn2/2pp4/3P4/2N2NP1/PP2PPBP/R1BQK2R w KQkq", "c": "D33m", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 g8f6 f1g2 c8e6"}
{"n": "Queen's Pawn: London", "f": "rnbqkb1r/pp2pppp/5n2/2pp4/3P1B2/5N2/PPP1PPPP/RN1QKB1R w KQkq", "c": "D02o", "m": "d2d4 d7d5 g1f3 g8f6 c1f4 c7c5"}
{"n": "KGD: Falkbeer Countergambit", "f": "rnbqkbnr/ppp2ppp/8/3pp3/4PP2/8/PPPP2PP/RNBQKBNR w KQkq", "c": "C31", "m": "e2e4 e7e5 f2f4 d7d5"}
{"n": "Sicilian: Najdorf, Main Line, 10.g4", "f": "r1b1k2r/1pqnbppp/p2ppn2/6B1/3NPPP1/2N2Q2/PPP4P/2KR1B1R b kq", "c": "B99m", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7 d1f3 d8c7 e1c1 b8d7 g2g4"}
{"n": "Queen's Indian: Pomar, Polugaevsky, 8...c6 9.cxd5 Nxd5 10.Nf5 Nc7 11.e4", "f": "rn1q1rk1/pbnpbppp/1pp5/5N2/4P3/6P1/PP3PBP/RNBQ1RK1 b -", "c": "E17z", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 d4d5 e6d5 f3h4 c7c6 c4d5 f6d5 h4f5 d5c7 e2e4"}
{"n": "Pirc: Classical, Spassky System, 6...c6", "f": "rnbq1rk1/pp2ppbp/2pp1np1/8/3PP3/2N1BN1P/PPP2PP1/R2QKB1R w KQ", "c": "B08e", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 g1f3 f8g7 h2h3 e8g8 c1e3 c7c6"}
{"n": "Slav: Winawer Countergambit, 4.cxd5 cxd5 5.Nf3", "f": "rnbqkbnr/pp3ppp/8/3pp3/3P4/2N2N2/PP2PPPP/R1BQKB1R b KQkq", "c": "D10l", "m": "d2d4 d7d5 c2c4 c7c6 b1c3 e7e5 c4d5 c6d5 g1f3"}
{"n": "King's Indian: Mar del Plata, Bayonet Attack, 9...Nh5 10.c5", "f": "r1bq1rk1/ppp1npbp/3p2p1/2PPp2n/1P2P3/2N2N2/P3BPPP/R1BQ1RK1 b -", "c": "E97m", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 b2b4 f6h5 c4c5"}
{"n": "QGA: 4.e3 c5", "f": "rnbqkb1r/pp2pppp/5n2/2p5/2pP4/4PN2/PP3PPP/RNBQKB1R w KQkq", "c": "D25b", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 c7c5"}
{"n": "King's Indian: S\u00e4misch, Panno, 8.Qd2", "f": "r1bq1rk1/1pp1ppbp/p1np1np1/8/2PPP3/2N1BP2/PP1QN1PP/R3KB1R b KQ", "c": "E83i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b8c6 g1e2 a7a6 d1d2"}
{"n": "Queen's Indian: Capablanca, Nimzowitsch Variation", "f": "rn2k2r/pbppqppp/1p2pn2/8/1bPP4/5NP1/PP1BPPBP/RN1QK2R w KQkq", "c": "E16h", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8b4 c1d2 d8e7"}
{"n": "Catalan: Closed, Main Line, 8...b6", "f": "r1bq1rk1/p2nbppp/1pp1pn2/3p4/2PP4/5NP1/PPQNPPBP/R1B2RK1 w -", "c": "E09d", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 f8e7 g1f3 e8g8 e1g1 b8d7 d1c2 c7c6 b1d2 b7b6"}
{"n": "Sicilian: Sozin, Benko, 7.Nxc6", "f": "r1b1kb1r/pp2pppp/1qNp1n2/8/2B1P3/2N5/PPP2PPP/R1BQK2R b KQkq", "c": "B57g", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1c4 d8b6 d4c6"}
{"n": "French: Tarrasch, Open, Main Line, 9.Nb3 Bd6 10.Re1 O-O 11.Bg5", "f": "r1bq1rk1/pp2nppp/2nb4/1B1p2B1/8/1N3N2/PPP2PPP/R2QR1K1 b -", "c": "C09p", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 e4d5 e6d5 g1f3 b8c6 f1b5 f8d6 e1g1 g8e7 d4c5 d6c5 d2b3 c5d6 f1e1 e8g8 c1g5"}
{"n": "QGD Tarrasch: von Hennig-Schara Gambit, 5.Qxd4 Nc6 6.Qd1 exd5 7.e3", "f": "r1bqkbnr/pp3ppp/2n5/3p4/8/2N1P3/PP3PPP/R1BQKBNR b KQkq", "c": "D32e", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 c5d4 d1d4 b8c6 d4d1 e6d5 e2e3"}
{"n": "Latvian Gambit: 3.Bc4", "f": "rnbqkbnr/pppp2pp/8/4pp2/2B1P3/5N2/PPPP1PPP/RNBQK2R b KQkq", "c": "C40o", "m": "e2e4 e7e5 g1f3 f7f5 f1c4"}
{"n": "Nimzo-Indian: Classical, 4...Nc6", "f": "r1bqk2r/pppp1ppp/2n1pn2/8/1bPP4/2N5/PPQ1PPPP/R1B1KBNR w KQkq", "c": "E33", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 b8c6"}
{"n": "QGD: Ragozin, 5.Qa4+ Nc6 6.cxd5 exd5 7.Bg5", "f": "r1bqk2r/ppp2ppp/2n2n2/3p2B1/Qb1P4/2N2N2/PP2PPPP/R3KB1R b KQkq", "c": "D38d", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8b4 d1a4 b8c6 c4d5 e6d5 c1g5"}
{"n": "Sicilian: Kan, 5.Be2 Nf6", "f": "rnbqkb1r/1p1p1ppp/p3pn2/8/3NP3/8/PPP1BPPP/RNBQK2R w KQkq", "c": "B41e", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 a7a6 f1e2 g8f6"}
{"n": "Sicilian: Kan, 5.Nc3", "f": "rnbqkbnr/1p1p1ppp/p3p3/8/3NP3/2N5/PPP2PPP/R1BQKB1R b KQkq", "c": "B43a", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 a7a6 b1c3"}
{"n": "QGD: Chigorin, 3.Nc3 Nf6", "f": "r1bqkb1r/ppp1pppp/2n2n2/3p4/2PP4/2N5/PP2PPPP/R1BQKBNR w KQkq", "c": "D07p", "m": "d2d4 d7d5 c2c4 b8c6 b1c3 g8f6"}
{"n": "Queen's Pawn: Anti-King's Indian, Main Line", "f": "rnbq1rk1/ppp1ppbp/5np1/3p4/3P1B2/2N1PN2/PPP1BPPP/R2QK2R b KQ", "c": "D00r", "m": "d2d4 d7d5 b1c3 g8f6 g1f3 g7g6 c1f4 f8g7 e2e3 e8g8 f1e2"}
{"n": "Two Knights: Main Line, 11.d4, Honfi Variation", "f": "r1b1k2r/p1q2pp1/2pb1n1p/n7/8/1P1N4/P1P1BPPP/RNBQK2R b KQkq", "c": "C59l", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 f3g5 d7d5 e4d5 c6a5 c4b5 c7c6 d5c6 b7c6 b5e2 h7h6 g5f3 e5e4 f3e5 f8d6 d2d4 e4d3 e5d3 d8c7 b2b3"}
{"n": "Caro-Kann: Steinitz, 5.Bc4 Ngf6 6.Ng5", "f": "r1bqkb1r/pp1npppp/2p2n2/6N1/2BP4/8/PPP2PPP/R1BQK1NR b KQkq", "c": "B17r", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 b8d7 f1c4 g8f6 e4g5"}
{"n": "Benoni: 2...c5 3.e3", "f": "rnbqkb1r/pp1ppppp/5n2/2p5/2PP4/4P3/PP3PPP/RNBQKBNR b KQkq", "c": "A56b", "m": "d2d4 g8f6 c2c4 c7c5 e2e3"}
{"n": "QGA: Classical, Furman, 6...a6 7.dxc5 Bxc5 8.O-O b5", "f": "rnbqk2r/5ppp/p3pn2/1pb5/2B5/4PN2/PP2QPPP/RNB2RK1 w kq", "c": "D26o", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 d1e2 a7a6 d4c5 f8c5 e1g1 b7b5"}
{"n": "King's Indian: S\u00e4misch, 5...O-O 6.Nge2 c5", "f": "rnbq1rk1/pp2ppbp/3p1np1/2p5/2PPP3/2N2P2/PP2N1PP/R1BQKB1R w KQ", "c": "E81d", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 g1e2 c7c5"}
{"n": "Slav: Exchange, 6.Bf4 e6 7.e3 Bd6 8.Bxd6 Qxd6", "f": "r1b1k2r/pp3ppp/2nqpn2/3p4/3P4/2N1PN2/PP3PPP/R2QKB1R w KQkq", "c": "D13t", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 c4d5 c6d5 b1c3 b8c6 c1f4 e7e6 e2e3 f8d6 f4d6 d8d6"}
{"n": "Sicilian: Kan, 5.c4 Qc7", "f": "rnb1kbnr/1pqp1ppp/p3p3/8/2PNP3/8/PP3PPP/RNBQKB1R w KQkq", "c": "B41g", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 a7a6 c2c4 d8c7"}
{"n": "Catalan: Open, 5.Nf3 Nc6", "f": "r1bqkb1r/ppp2ppp/2n1pn2/8/2pP4/5NP1/PP2PPBP/RNBQK2R w KQkq", "c": "E04s", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 b8c6"}
{"n": "QGD: Orthodox, Main Line", "f": "r1bq1rk1/pp1nbppp/2p1pn2/3p2B1/2PP4/2NBPN2/PP3PPP/2RQK2R b K", "c": "D66", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 b8d7 a1c1 c7c6 f1d3"}
{"n": "Gr\u00fcnfeld: Russian, Smyslov Variation", "f": "rn1q1rk1/ppp1ppbp/5np1/8/2QPP1b1/2N2N2/PP3PPP/R1B1KB1R w KQ", "c": "D98a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 d1b3 d5c4 b3c4 e8g8 e2e4 c8g4"}
{"n": "Sicilian: Najdorf, Poisoned Pawn, 8.Nb3 Be7", "f": "rnb1k2r/1p2bppp/pq1ppn2/6B1/4PP2/1NN5/PPP3PP/R2QKB1R w KQkq", "c": "B97f", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 d8b6 d4b3 f8e7"}
{"n": "Sicilian: Taimanov, 6.Be3 a6 7.Bd3 Nf6 8.O-O Ne5", "f": "r1b1kb1r/1pqp1ppp/p3pn2/4n3/3NP3/2NBB3/PPP2PPP/R2Q1RK1 w kq", "c": "B48s", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 c1e3 a7a6 f1d3 g8f6 e1g1 c6e5"}
{"n": "Sicilian: Richter-Rauzer, Podebrad, 10.f3 Rd8 11.Kb1", "f": "r1br2k1/pp2bppp/1qnppn2/6B1/4P3/1NN2P2/PPPQ2PP/1K1R1B1R b -", "c": "B63w", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 f8e7 e1c1 e8g8 d4b3 d8b6 f2f3 f8d8 c1b1"}
{"n": "French: Tarrasch, Open, 4.Ngf3 a6", "f": "rnbqkbnr/1p3ppp/p3p3/2pp4/3PP3/5N2/PPPN1PPP/R1BQKB1R w KQkq", "c": "C07e", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 g1f3 a7a6"}
{"n": "French: Advance, Wade", "f": "rn2kbnr/pp1b1ppp/1q2p3/2ppP3/3P4/2P2N2/PP3PPP/RNBQKB1R w KQkq", "c": "C02i", "m": "e2e4 e7e6 d2d4 d7d5 e4e5 c7c5 c2c3 d8b6 g1f3 c8d7"}
{"n": "King's Indian: Fianchetto, Classical, 9.h3 Qe7", "f": "r1b2rk1/pp1nqpbp/2pp1np1/4p3/2PPP3/2N2NPP/PP3PB1/R1BQ1RK1 w -", "c": "E69b", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 c7c6 h2h3 d8e7"}
{"n": "Indian: Canard Opening", "f": "rnbqkb1r/pppppppp/5n2/8/3P1P2/8/PPP1P1PP/RNBQKBNR b KQkq", "c": "A45b", "m": "d2d4 g8f6 f2f4"}
{"n": "QGD Tarrasch: 5.Nf3 Nc6 6.Bf4", "f": "r1bqkbnr/pp3ppp/2n5/2pp4/3P1B2/2N2N2/PP2PPPP/R2QKB1R b KQkq", "c": "D32o", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 c1f4"}
{"n": "Slav: Geller Gambit, 6.e5 Nd5 7.a4 e6", "f": "rnbqkb1r/p4ppp/2p1p3/1p1nP3/P1pP4/2N2N2/1P3PPP/R1BQKB1R w KQkq", "c": "D15y", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 e2e4 b7b5 e4e5 f6d5 a2a4 e7e6"}
{"n": "QGD: Cambridge Springs, Yugoslav, 8.Qd2", "f": "r1b1kb1r/pp1n1ppp/2p1p3/q2n2B1/3P4/2N1PN2/PP1Q1PPP/R3KB1R b KQkq", "c": "D52f", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 b8d7 e2e3 c7c6 g1f3 d8a5 c4d5 f6d5 d1d2"}
{"n": "Queen's Indian: 5.Bg5 h6 6.Bh4 Bb4 7.e3 g5 8.Bg3 Ne4 9.Qc2 Bxc3+ 10.bxc3 d6 11.Bd3 f5", "f": "rn1qk2r/pbp5/1p1pp2p/5pp1/2PPn3/2PBPNB1/P1Q2PPP/R3K2R w KQkq", "c": "E13q", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 b1c3 c8b7 c1g5 h7h6 g5h4 f8b4 e2e3 g7g5 h4g3 f6e4 d1c2 b4c3 b2c3 d7d6 f1d3 f7f5"}
{"n": "QGA: Classical, 7.Qe2 cxd4", "f": "rnbqkb1r/1p3ppp/p3pn2/8/2Bp4/4PN2/PP2QPPP/RNB2RK1 w kq", "c": "D28b", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 d1e2 c5d4"}
{"n": "King's Indian: S\u00e4misch, Orthodox, 7.d5 c6 8.Qd2", "f": "rnbq1rk1/pp3pbp/2pp1np1/3Pp3/2P1P3/2N1BP2/PP1Q2PP/R3KBNR b KQ", "c": "E88b", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 d4d5 c7c6 d1d2"}
{"n": "Russian Game: Modern Attack, 3...Nxe4 4.Bd3 d5 5.Nxe5 Bd6", "f": "rnbqk2r/ppp2ppp/3b4/3pN3/3Pn3/3B4/PPP2PPP/RNBQK2R w KQkq", "c": "C43m", "m": "e2e4 e7e5 g1f3 g8f6 d2d4 f6e4 f1d3 d7d5 f3e5 f8d6"}
{"n": "Queen's Indian: 5.Bg5 h6 6.Bh4 Bb4 7.Nd2", "f": "rn1qk2r/pbpp1pp1/1p2pn1p/8/1bPP3B/2N5/PP1NPPPP/R2QKB1R b KQkq", "c": "E13d", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 b1c3 c8b7 c1g5 h7h6 g5h4 f8b4 f3d2"}
{"n": "King's Indian: Petrosian, Stein, Main Line, 10...Qe8 11.O-O Nh7", "f": "r1b1qrk1/1pp2pbn/n2p2pp/p2Pp3/2P1P2B/2N5/PP1NBPPP/R2Q1RK1 w -", "c": "E92x", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 d4d5 a7a5 c1g5 h7h6 g5h4 b8a6 f3d2 d8e8 e1g1 f6h7"}
{"n": "Gr\u00fcnfeld: 5.e3", "f": "rnbqk2r/ppp1ppbp/5np1/3p4/2PP4/2N1PN2/PP3PPP/R1BQKB1R b KQkq", "c": "D94", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 e2e3"}
{"n": "Benko Gambit: Fianchetto, 9...Nbd7 10.O-O Nb6", "f": "r2qk2r/4ppbp/bn1p1np1/2pP4/8/2N2NP1/PP2PPBP/R1BQ1RK1 w kq", "c": "A58n", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6 c8a6 b1c3 d7d6 g1f3 g7g6 g2g3 f8g7 f1g2 b8d7 e1g1 d7b6"}
{"n": "Benko Gambit: 4.Nd2", "f": "rnbqkb1r/p2ppppp/5n2/1ppP4/2P5/8/PP1NPPPP/R1BQKBNR b KQkq", "c": "A57c", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 b1d2"}
{"n": "QGD: Exchange, 6.Qc2 Be7 7.e3 h6", "f": "rnbqk2r/pp2bpp1/2p2n1p/3p2B1/3P4/2N1P3/PPQ2PPP/R3KBNR w KQkq", "c": "D36g", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1g5 c7c6 d1c2 f8e7 e2e3 h7h6"}
{"n": "Old Benoni: 2.e3", "f": "rnbqkbnr/pp1ppppp/8/2p5/3P4/4P3/PPP2PPP/RNBQKBNR b KQkq", "c": "A43d", "m": "d2d4 c7c5 e2e3"}
{"n": "French: Tarrasch, Closed, 8...f6", "f": "r1bqkb1r/pp1n2pp/2n1pp2/3pP3/3P4/3B4/PP1NNPPP/R1BQK2R w KQkq", "c": "C06k", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 g8f6 e4e5 f6d7 f1d3 c7c5 c2c3 b8c6 g1e2 c5d4 c3d4 f7f6"}
{"n": "QGA: 4.e3 e6 5.Bxc4", "f": "rnbqkb1r/ppp2ppp/4pn2/8/2BP4/4PN2/PP3PPP/RNBQK2R b KQkq", "c": "D26b", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4"}
{"n": "King's Indian: Fianchetto, Yugoslav, 7.d5 e6", "f": "rnbq1rk1/pp3pbp/3ppnp1/2pP4/2P5/2N2NP1/PP2PPBP/R1BQK2R w KQ", "c": "E64d", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 c7c5 d4d5 e7e6"}
{"n": "Sicilian: Richter-Rauzer, 7...a6, 9.f4 b5 10.Bxf6 gxf6 11.f5", "f": "r2qkb1r/3b1p1p/p1nppp2/1p3P2/3NP3/2N5/PPPQ2PP/2KR1B1R b kq", "c": "B67n", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 a7a6 e1c1 c8d7 f2f4 b7b5 g5f6 g7f6 f4f5"}
{"n": "Vienna: 2...Bc5 3.Bc4", "f": "rnbqk1nr/pppp1ppp/8/2b1p3/2B1P3/2N5/PPPP1PPP/R1BQK1NR b KQkq", "c": "C25e", "m": "e2e4 e7e5 b1c3 f8c5 f1c4"}
{"n": "Benko Gambit: Fianchetto, Main Line, 11.Qc2", "f": "r2q1rk1/3nppbp/b2p1np1/2pP4/8/2N2NP1/PPQ1PPBP/R1B2RK1 b -", "c": "A58s", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6 c8a6 b1c3 d7d6 g1f3 g7g6 g2g3 f8g7 f1g2 e8g8 e1g1 b8d7 d1c2"}
{"n": "King's Indian: Gligoric-Taimanov, 7...Ng4", "f": "rnbq1rk1/ppp2pbp/3p2p1/4p3/2PPP1n1/2N1BN2/PP2BPPP/R2QK2R w KQ", "c": "E92k", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 c1e3 f6g4"}
{"n": "QGA: Classical, 6...a6 7.Bb3 Nc6", "f": "r1bqkb1r/1p3ppp/p1n1pn2/2p5/3P4/1B2PN2/PP3PPP/RNBQ1RK1 w kq", "c": "D27i", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 c4b3 b8c6"}
{"n": "Queen's Pawn: 2.Nf3 e6", "f": "rnbqkbnr/ppp2ppp/4p3/3p4/3P4/5N2/PPP1PPPP/RNBQKB1R w KQkq", "c": "D02h", "m": "d2d4 d7d5 g1f3 e7e6"}
{"n": "Old Indian", "f": "rnbqkb1r/ppp1pppp/3p1n2/8/2PP4/8/PP2PPPP/RNBQKBNR w KQkq", "c": "A53", "m": "d2d4 g8f6 c2c4 d7d6"}
{"n": "Sicilian: Dragon, Yugoslav, Old Main Line, 12.h4 Ne5", "f": "r1r3k1/pp1bppbp/3p1np1/q3n3/3NP2P/1BN1BP2/PPPQ2P1/2KR3R w -", "c": "B79b", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 f1c4 c8d7 e1c1 d8a5 c4b3 f8c8 h2h4 c6e5"}
{"n": "Benoni: 6.e4 g6 7.Bf4", "f": "rnbqkb1r/pp3p1p/3p1np1/2pP4/4PB2/2N5/PP3PPP/R2QKBNR b KQkq", "c": "A65c", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 c1f4"}
{"n": "Queen's Indian: Old Main Line, 9.Qxc3 c5 10.Rd1 d6 11.b3", "f": "rn1q1rk1/pb2bppp/1p1pp3/2p5/2PP4/1PQ2NP1/P3PPBP/R1BR2K1 b -", "c": "E19n", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 f6e4 d1c2 e4c3 c2c3 c7c5 f1d1 d7d6 b2b3"}
{"n": "Sicilian: Rossolimo, 3...e6 4.O-O", "f": "r1bqkbnr/pp1p1ppp/2n1p3/1Bp5/4P3/5N2/PPPP1PPP/RNBQ1RK1 b kq", "c": "B30r", "m": "e2e4 c7c5 g1f3 b8c6 f1b5 e7e6 e1g1"}
{"n": "QGD: Tartakower System", "f": "rnbq1rk1/p1p1bpp1/1p2pn1p/3p4/2PP3B/2N1PN2/PP3PPP/R2QKB1R w KQ", "c": "D58a", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5h4 b7b6"}
{"n": "QGD: Tartakower, 8.cxd5 exd5 9.Bd3", "f": "rnbq1rk1/p1p1bpp1/1p3n1p/3p4/3P3B/2NBPN2/PP3PPP/R2QK2R b KQ", "c": "D58t", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5h4 b7b6 c4d5 e6d5 f1d3"}
{"n": "QGD: Ragozin, Vienna, 6.e4 c5 7.Bxc4", "f": "rnbqk2r/pp3ppp/4pn2/2p3B1/1bBPP3/2N2N2/PP3PPP/R2QK2R b KQkq", "c": "D39h", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8b4 c1g5 d5c4 e2e4 c7c5 f1c4"}
{"n": "French: Tarrasch, Guimard, 4.c3", "f": "r1bqkbnr/ppp2ppp/2n1p3/3p4/3PP3/2P5/PP1N1PPP/R1BQKBNR b KQkq", "c": "C03m", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 b8c6 c2c3"}
{"n": "Benoni: S\u00e4misch, 8.Bg5 h6 9.Be3 O-O 10.Qd2", "f": "rnbq1rk1/pp3pb1/3p1npp/2pP4/4P3/2N1BP2/PP1Q2PP/R3KBNR b KQ", "c": "A65t", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f3 f8g7 c1g5 h7h6 g5e3 e8g8 d1d2"}
{"n": "Sicilian: Dragon, Yugoslav, Main Line, 12.h4 h5 13.Bh6 Bxh6", "f": "2rq1rk1/pp1bpp2/3p1npb/4n2p/3NP2P/1BN2P2/PPPQ2P1/2KR3R w -", "c": "B78m", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 f1c4 c8d7 e1c1 a8c8 c4b3 c6e5 h2h4 h7h5 e3h6 g7h6"}
{"n": "Gr\u00fcnfeld: Modern Exchange, 8.Rb1 O-O 9.Be2 cd", "f": "rnbq1rk1/pp2ppbp/6p1/8/3pP3/2P2N2/P3BPPP/1RBQK2R w K", "c": "D85q", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 g1f3 c7c5 a1b1 e8g8 f1e2 c5d4"}
{"n": "QGD: Orthodox, Main Line, Capablanca Freeing Manoevure", "f": "r1bq1rk1/pp1nbppp/2p1p3/3n2B1/2BP4/2N1PN2/PP3PPP/2RQK2R w K", "c": "D67", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 b8d7 a1c1 c7c6 f1d3 d5c4 d3c4 f6d5"}
{"n": "Slav: 4.e3 Bf5 5.cxd5 cxd5 6.Qb3", "f": "rn1qkb1r/pp2pppp/5n2/3p1b2/3P4/1Q2PN2/PP3PPP/RNB1KB1R b KQkq", "c": "D12d", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 e2e3 c8f5 c4d5 c6d5 d1b3"}
{"n": "Caro-Kann: 2.Nc3 d5", "f": "rnbqkbnr/pp2pppp/2p5/3p4/4P3/2N5/PPPP1PPP/R1BQKBNR w KQkq", "c": "B10q", "m": "e2e4 c7c6 b1c3 d7d5"}
{"n": "Spanish: Closed, Centre Attack, 7.Re1 O-O 8.e5 Ne8 9.Bf4", "f": "r1bqnrk1/1pppbppp/p1n5/4P3/B2p1B2/5N2/PPP2PPP/RN1QR1K1 b -", "c": "C84q", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 d2d4 e5d4 f1e1 e8g8 e4e5 f6e8 c1f4"}
{"n": "King's Indian: Four Pawns Attack, Main Line, 9...Ng4", "f": "r1bq1rk1/pp2ppbp/2np2p1/8/2PNPPn1/2N1B3/PP2B1PP/R2QK2R w KQ", "c": "E79c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f4 e8g8 f1e2 c7c5 g1f3 c5d4 f3d4 b8c6 c1e3 f6g4"}
{"n": "French: MacCutcheon, 8.Qg4 g6 9.Bd3", "f": "rnbqk2r/ppp2p2/4p1pp/3pP3/3Pn1Q1/2PB4/P1PB1PPP/R3K1NR b KQkq", "c": "C12o", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8b4 e4e5 h7h6 g5d2 b4c3 b2c3 f6e4 d1g4 g7g6 f1d3"}
{"n": "Old Indian: 5.e4", "f": "r1bqkb1r/pppn1ppp/3p1n2/4p3/2PPP3/2N2N2/PP3PPP/R1BQKB1R b KQkq", "c": "A55a", "m": "d2d4 g8f6 c2c4 d7d6 b1c3 e7e5 g1f3 b8d7 e2e4"}
{"n": "QGD Tarrasch: 9.dxc5 Bxc5 10.Bg5", "f": "r1bq1rk1/pp3ppp/2n2n2/2bp2B1/8/2N2NP1/PP2PPBP/R2Q1RK1 b -", "c": "D34k", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 g8f6 f1g2 f8e7 e1g1 e8g8 d4c5 e7c5 c1g5"}
{"n": "Sicilian: Taimanov, 5.Nxc6 bxc6 6.Bd3", "f": "r1bqkbnr/p2p1ppp/2p1p3/8/4P3/3B4/PPP2PPP/RNBQK2R b KQkq", "c": "B44j", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 d4c6 b7c6 f1d3"}
{"n": "Benoni: Fianchetto, 11...Re8", "f": "r1bqr1k1/1p1n1pbp/p2p1np1/2pP4/P7/2N3P1/1P1NPPBP/R1BQ1RK1 w -", "c": "A64", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 g1f3 g7g6 g2g3 f8g7 f1g2 e8g8 e1g1 b8d7 f3d2 a7a6 a2a4 f8e8"}
{"n": "QGA: Classical, Furman, 6...a6 7.dxc5 Bxc5 8.O-O", "f": "rnbqk2r/1p3ppp/p3pn2/2b5/2B5/4PN2/PP2QPPP/RNB2RK1 b kq", "c": "D26m", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 d1e2 a7a6 d4c5 f8c5 e1g1"}
{"n": "Benoni: Four Pawns, 8.Nf3", "f": "rnbqk2r/pp3pbp/3p1np1/2pP4/4PP2/2N2N2/PP4PP/R1BQKB1R b KQkq", "c": "A68a", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 g1f3"}
{"n": "Scotch: 3...d6", "f": "r1bqkbnr/ppp2ppp/2np4/4p3/3PP3/5N2/PPP2PPP/RNBQKB1R w KQkq", "c": "C44s", "m": "e2e4 e7e5 g1f3 b8c6 d2d4 d7d6"}
{"n": "English: Symmetrical, Hedgehog, 6...d6", "f": "rn1qkb1r/pb3ppp/1p1ppn2/2p5/2P5/2N2NP1/PP1PPPBP/R1BQ1RK1 w kq", "c": "A30j", "m": "c2c4 c7c5 g1f3 g8f6 g2g3 b7b6 f1g2 c8b7 e1g1 e7e6 b1c3 d7d6"}
{"n": "King's Indian: 6.Be2 a5", "f": "rnbq1rk1/1pp1ppbp/3p1np1/p7/2PPP3/2N2N2/PP2BPPP/R1BQK2R w KQ", "c": "E91b", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 a7a5"}
{"n": "King's Indian", "f": "rnbqkb1r/pppppp1p/5np1/8/2PP4/8/PP2PPPP/RNBQKBNR w KQkq", "c": "E60a", "m": "d2d4 g8f6 c2c4 g7g6"}
{"n": "King's Indian: S\u00e4misch, 5...O-O 6.Nge2", "f": "rnbq1rk1/ppp1ppbp/3p1np1/8/2PPP3/2N2P2/PP2N1PP/R1BQKB1R b KQ", "c": "E81b", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 g1e2"}
{"n": "Four Knights: 4.Bb5 Bb4 5.O-O", "f": "r1bqk2r/pppp1ppp/2n2n2/1B2p3/1b2P3/2N2N2/PPPP1PPP/R1BQ1RK1 b kq", "c": "C49b", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 f1b5 f8b4 e1g1"}
{"n": "Spanish: Open Berlin, 5.d4 Nd6 Queenswap, 9.Nc3", "f": "r1bk1b1r/ppp2ppp/2p5/4Pn2/8/2N2N2/PPP2PPP/R1B2RK1 b -", "c": "C67s", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 e1g1 f6e4 d2d4 e4d6 b5c6 d7c6 d4e5 d6f5 d1d8 e8d8 b1c3"}
{"n": "Scotch Gambit: 4...Bc5", "f": "r1bqk1nr/pppp1ppp/2n5/2b5/2BpP3/5N2/PPP2PPP/RNBQK2R w KQkq", "c": "C44y", "m": "e2e4 e7e5 g1f3 b8c6 d2d4 e5d4 f1c4 f8c5"}
{"n": "QGA: Mannheim, Main Line, 10.e3 Ne4", "f": "r2q1rk1/pp1nbppp/2p1p3/5b2/2QPn3/2N1PNP1/PP3PBP/R1B2RK1 w -", "c": "D23s", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 d1a4 c7c6 a4c4 c8f5 g2g3 e7e6 f1g2 b8d7 e1g1 f8e7 b1c3 e8g8 e2e3 f6e4"}
{"n": "QGA: Classical, Furman, 6...cxd4", "f": "rnbqkb1r/pp3ppp/4pn2/8/2Bp4/4PN2/PP2QPPP/RNB1K2R w KQkq", "c": "D26k", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 d1e2 c5d4"}
{"n": "French: Winawer, 4.a3", "f": "rnbqk1nr/ppp2ppp/4p3/3p4/1b1PP3/P1N5/1PP2PPP/R1BQKBNR b KQkq", "c": "C15k", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 a2a3"}
{"n": "QGA: 3.e3 Nf6", "f": "rnbqkb1r/ppp1pppp/5n2/8/2pP4/4P3/PP3PPP/RNBQKBNR w KQkq", "c": "D20h", "m": "d2d4 d7d5 c2c4 d5c4 e2e3 g8f6"}
{"n": "French: 3.Nc3 Nf6 4.Bg5", "f": "rnbqkb1r/ppp2ppp/4pn2/3p2B1/3PP3/2N5/PPP2PPP/R2QKBNR b KQkq", "c": "C11o", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5"}
{"n": "Benoni: S\u00e4misch, 8.Bg5 h6 9.Be3 O-O 10.Qd2 a6 11.a4 h5", "f": "rnbq1rk1/1p3pb1/p2p1np1/2pP3p/P3P3/2N1BP2/1P1Q2PP/R3KBNR w KQ", "c": "A65w", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f3 f8g7 c1g5 h7h6 g5e3 e8g8 d1d2 a7a6 a2a4 h6h5"}
{"n": "King's Indian: 6.Be2 e5 Queenswap, 9.Bg5", "f": "rnbr2k1/ppp2pbp/5np1/4p1B1/2P1P3/2N2N2/PP2BPPP/R3K2R b KQ", "c": "E92c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 d4e5 d6e5 d1d8 f8d8 c1g5"}
{"n": "Alekhine: Exchange, 5...exd6 6.Nc3 Be7", "f": "rnbqk2r/ppp1bppp/1n1p4/8/2PP4/2N5/PP3PPP/R1BQKBNR w KQkq", "c": "B03q", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 c2c4 d5b6 e5d6 e7d6 b1c3 f8e7"}
{"n": "Queen's Pawn: Veresov, 3.Bf4", "f": "rnbqkb1r/ppp1pppp/5n2/3p4/3P1B2/2N5/PPP1PPPP/R2QKBNR b KQkq", "c": "D00o", "m": "d2d4 d7d5 b1c3 g8f6 c1f4"}
{"n": "King's Indian: 5.Be2", "f": "rnbqk2r/ppp1ppbp/3p1np1/8/2PPP3/2N5/PP2BPPP/R1BQK1NR b KQkq", "c": "E73a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2"}
{"n": "Sicilian: Accelerated Fianchetto, Modern, 6.Be3 d6", "f": "r1bqk1nr/pp2ppbp/2np2p1/8/3NP3/2N1B3/PPP2PPP/R2QKB1R w KQkq", "c": "B34n", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 b1c3 f8g7 c1e3 d7d6"}
{"n": "Neo-Gr\u00fcnfeld, 6.cxd5 Nxd5 7.O-O Nb6 8.Nc3 Nc6 9.d5 Na5 10.e4", "f": "r1bq1rk1/ppp1ppbp/1n4p1/n2P4/4P3/2N2NP1/PP3PBP/R1BQ1RK1 b -", "c": "D76k", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 c4d5 f6d5 e1g1 d5b6 b1c3 b8c6 d4d5 c6a5 e2e4"}
{"n": "Two Knights: Classical, 8.Nc3 Qd8", "f": "r1bqkb1r/ppp2ppp/2n5/8/3pn3/2N2N2/PPP2PPP/R1BQR1K1 w kq", "c": "C56e", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 d2d4 e5d4 e1g1 f6e4 f1e1 d7d5 c4d5 d8d5 b1c3 d5d8"}
{"n": "QGD Tarrasch", "f": "rnbqkbnr/pp3ppp/4p3/2pp4/2PP4/2N5/PP2PPPP/R1BQKBNR w KQkq", "c": "D32a", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5"}
{"n": "Sicilian: 3.Bb5+ Bd7 4.Bxd7+ Nxd7", "f": "r2qkbnr/pp1npppp/3p4/2p5/4P3/5N2/PPPP1PPP/RNBQK2R w KQkq", "c": "B52b", "m": "e2e4 c7c5 g1f3 d7d6 f1b5 c8d7 b5d7 b8d7"}
{"n": "Pirc: 3.Nc3 e5", "f": "rnbqkb1r/ppp2ppp/3p1n2/4p3/3PP3/2N5/PPP2PPP/R1BQKBNR w KQkq", "c": "B07m", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 e7e5"}
{"n": "King's Indian: Fianchetto, Classical, 9.h3 Re8 10.Re1 Qc7", "f": "r1b1r1k1/ppqn1pbp/2pp1np1/4p3/2PPP3/2N2NPP/PP3PB1/R1BQR1K1 w -", "c": "E69t", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 c7c6 h2h3 f8e8 f1e1 d8c7"}
{"n": "Benoni: Classical, 8.h3 O-O 9.Bd3 b5", "f": "rnbq1rk1/p4pbp/3p1np1/1ppP4/4P3/2NB1N1P/PP3PP1/R1BQK2R w KQ", "c": "A70u", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 g1f3 f8g7 h2h3 e8g8 f1d3 b7b5"}
{"n": "Sicilian: Maroczy Bind, 6.Nc2 Nf6 7.Nc3 O-O", "f": "r1bq1rk1/pp1pppbp/2n2np1/8/2P1P3/2N5/PPN2PPP/R1BQKB1R w KQ", "c": "B37h", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 d4c2 g8f6 b1c3 e8g8"}
{"n": "Spanish: Exchange, Bronstein, 6.Na3 b5", "f": "r1b1kbnr/2p2ppp/p1pq4/1p2p3/4P3/N4N2/PPPP1PPP/R1BQ1RK1 w kq", "c": "C68t", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5c6 d7c6 e1g1 d8d6 b1a3 b7b5"}
{"n": "Queen's Indian: Petrosian, 5.Nc3 d5", "f": "rn1qkb1r/pbp2ppp/1p2pn2/3p4/2PP4/P1N2N2/1P2PPPP/R1BQKB1R w KQkq", "c": "E12m", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 a2a3 c8b7 b1c3 d7d5"}
{"n": "Sicilian: Richter-Rauzer, 7...a6, 9.f4 b5", "f": "r2qkb1r/3b1ppp/p1nppn2/1p4B1/3NPP2/2N5/PPPQ2PP/2KR1B1R w kq", "c": "B67k", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 a7a6 e1c1 c8d7 f2f4 b7b5"}
{"n": "Two Knights: Main Line 10...Bd6", "f": "r1bqk2r/p4pp1/2pb1n1p/n3N3/4p3/8/PPPPBPPP/RNBQK2R w KQkq", "c": "C59g", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 f3g5 d7d5 e4d5 c6a5 c4b5 c7c6 d5c6 b7c6 b5e2 h7h6 g5f3 e5e4 f3e5 f8d6"}
{"n": "QGD: Cambridge Springs, 7.Nd2", "f": "r1b1kb1r/pp1n1ppp/2p1pn2/q2p2B1/2PP4/2N1P3/PP1N1PPP/R2QKB1R b KQkq", "c": "D52g", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 b8d7 e2e3 c7c6 g1f3 d8a5 f3d2"}
{"n": "Benko Gambit: Accepted, 7.Nf3 g6 8.Nd2", "f": "rn1qkb1r/4pp1p/b2p1np1/2pP4/8/2N5/PP1NPPPP/R1BQKB1R b KQkq", "c": "A58j", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6 c8a6 b1c3 d7d6 g1f3 g7g6 f3d2"}
{"n": "Scotch: Goring Gambit, 4...d3", "f": "r1bqkbnr/pppp1ppp/2n5/8/4P3/2Pp1N2/PP3PPP/RNBQKB1R w KQkq", "c": "C44v", "m": "e2e4 e7e5 g1f3 b8c6 d2d4 e5d4 c2c3 d4d3"}
{"n": "Queen's Indian: Capablanca, Yates Variation", "f": "rn1qk2r/1bpp1ppp/1p2pn2/p7/1bPP4/5NP1/PP1BPPBP/RN1QK2R w KQkq", "c": "E16f", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8b4 c1d2 a7a5"}
{"n": "Gr\u00fcnfeld: Classical Exchange, 9.O-O Nc6 10.Be3", "f": "r1bq1rk1/pp2ppbp/2n3p1/2p5/2BPP3/2P1B3/P3NPPP/R2Q1RK1 b -", "c": "D87g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 f1c4 e8g8 g1e2 c7c5 e1g1 b8c6 c1e3"}
{"n": "QGD Tarrasch: Marshall Gambit", "f": "rnbqkbnr/pp3ppp/8/2pp4/3PP3/2N5/PP3PPP/R1BQKBNR b KQkq", "c": "D32l", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 e2e4"}
{"n": "Sicilian: Najdorf, 7.f4 Qc7 8.Qf3 b5", "f": "rnb1kb1r/2q2ppp/p2ppn2/1p4B1/3NPP2/2N2Q2/PPP3PP/R3KB1R w KQkq", "c": "B96h", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 d8c7 d1f3 b7b5"}
{"n": "King's Indian: S\u00e4misch, Orthodox, 7.Nge2 Nc6 8.d5", "f": "r1bq1rk1/ppp2pbp/2np1np1/3Pp3/2P1P3/2N1BP2/PP2N1PP/R2QKB1R b KQ", "c": "E85h", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 g1e2 b8c6 d4d5"}
{"n": "Vienna Gambit: Oxford Variation", "f": "rnbqkb1r/ppp2ppp/8/3pP3/4n3/2NP4/PPP3PP/R1BQKBNR b KQkq", "c": "C29g", "m": "e2e4 e7e5 b1c3 g8f6 f2f4 d7d5 f4e5 f6e4 d2d3"}
{"n": "Spanish: Closed, Chigorin, Borisenko Variation", "f": "r1bq1rk1/4bppp/p1np1n2/1pp1p3/3PP3/2P2N1P/PPB2PP1/RNBQR1K1 w -", "c": "C96m", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 a5c6"}
{"n": "Sicilian: Pelikan, Sveshnikov, 11.Bd3", "f": "r1bqkb1r/5p1p/p1np4/1p1Npp2/4P3/N2B4/PPP2PPP/R2QK2R b KQkq", "c": "B33x", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e5 d4b5 d7d6 c1g5 a7a6 b5a3 b7b5 g5f6 g7f6 c3d5 f6f5 f1d3"}
{"n": "Slav: Dutch, 8...O-O 9.Qb3", "f": "rn1q1rk1/pp3ppp/2p1pn2/5b2/PbBP4/1QN1PN2/1P3PPP/R1B2RK1 b -", "c": "D18o", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 e2e3 e7e6 f1c4 f8b4 e1g1 e8g8 d1b3"}
{"n": "Two Knights: 4.d3 Be7 5.O-O O-O 6.Re1", "f": "r1bq1rk1/ppppbppp/2n2n2/4p3/2B1P3/3P1N2/PPP2PPP/RNBQR1K1 b -", "c": "C55k", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 d2d3 f8e7 e1g1 e8g8 f1e1"}
{"n": "Benko Gambit: 4.cxb5 a6 5.f3 e6", "f": "rnbqkb1r/3p1ppp/p3pn2/1PpP4/8/5P2/PP2P1PP/RNBQKBNR w KQkq", "c": "A57p", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 f2f3 e7e6"}
{"n": "English: Caro-Kann Defence, 3.b3", "f": "rnbqkbnr/pp2pppp/2p5/3p4/2P5/1P3N2/P2PPPPP/RNBQKB1R b KQkq", "c": "A12", "m": "c2c4 c7c6 g1f3 d7d5 b2b3"}
{"n": "Sicilian: Taimanov, 6.Be2 a6 7.O-O Nf6 8.Kh1 Nxd4", "f": "r1b1kb1r/1pqp1ppp/p3pn2/8/3nP3/2N5/PPP1BPPP/R1BQ1R1K w kq", "c": "B47y", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 f1e2 a7a6 e1g1 g8f6 g1h1 c6d4"}
{"n": "Queen's Indian: 4.e3 Bb7 5.Bd3 c5 6.O-O Be7 7.b3 O-O 8.Bb2 d5", "f": "rn1q1rk1/pb2bppp/1p2pn2/2pp4/2PP4/1P1BPN2/PB3PPP/RN1Q1RK1 w -", "c": "E14v", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 e2e3 c8b7 f1d3 c7c5 e1g1 f8e7 b2b3 e8g8 c1b2 d7d5"}
{"n": "Sicilian: Smith-Morra, 4.Nxc3 Nc6 5.Nf3 e6", "f": "r1bqkbnr/pp1p1ppp/2n1p3/8/4P3/2N2N2/PP3PPP/R1BQKB1R w KQkq", "c": "B21x", "m": "e2e4 c7c5 d2d4 c5d4 c2c3 d4c3 b1c3 b8c6 g1f3 e7e6"}
{"n": "English: Symmetrical, Main Line, 6.O-O d6", "f": "r1bqk2r/pp2ppbp/2np1np1/2p5/2P5/2N2NP1/PP1PPPBP/R1BQ1RK1 w kq", "c": "A38e", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 g8f6 e1g1 d7d6"}
{"n": "French: Advance, 4.c3", "f": "rnbqkbnr/pp3ppp/4p3/2ppP3/3P4/2P5/PP3PPP/RNBQKBNR b KQkq", "c": "C02g", "m": "e2e4 e7e6 d2d4 d7d5 e4e5 c7c5 c2c3"}
{"n": "Queen's Indian: Petrosian, 5.Nc3 Ne4", "f": "rn1qkb1r/pbpp1ppp/1p2p3/8/2PPn3/P1N2N2/1P2PPPP/R1BQKB1R w KQkq", "c": "E12k", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 a2a3 c8b7 b1c3 f6e4"}
{"n": "King's Indian: Fianchetto, Panno, 8.d5", "f": "r1bq1rk1/1pp1ppbp/p1np1np1/3P4/2P5/2N2NP1/PP2PPBP/R1BQ1RK1 b -", "c": "E63l", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8c6 e1g1 a7a6 d4d5"}
{"n": "French: Exchange, 4.Nf3 Bd6", "f": "rnbqk1nr/ppp2ppp/3b4/3p4/3P4/5N2/PPP2PPP/RNBQKB1R w KQkq", "c": "C01n", "m": "e2e4 e7e6 d2d4 d7d5 e4d5 e6d5 g1f3 f8d6"}
{"n": "Queen's Indian: 5.Bg5 h6 6.Bh4 Bb4 7.Qc2", "f": "rn1qk2r/pbpp1pp1/1p2pn1p/8/1bPP3B/2N2N2/PPQ1PPPP/R3KB1R b KQkq", "c": "E13b", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 b1c3 c8b7 c1g5 h7h6 g5h4 f8b4 d1c2"}
{"n": "Gr\u00fcnfeld: Classical Exchange, 9.O-O Nc6", "f": "r1bq1rk1/pp2ppbp/2n3p1/2p5/2BPP3/2P5/P3NPPP/R1BQ1RK1 w -", "c": "D87f", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 f1c4 e8g8 g1e2 c7c5 e1g1 b8c6"}
{"n": "Two Knights: Morphy Variation (5...Na5)", "f": "r1bqkb1r/ppp2ppp/5n2/n2Pp1N1/2B5/8/PPPP1PPP/RNBQK2R w KQkq", "c": "C58a", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 f3g5 d7d5 e4d5 c6a5"}
{"n": "French: Exchange, 4.Nf3 Nf6", "f": "rnbqkb1r/ppp2ppp/5n2/3p4/3P4/5N2/PPP2PPP/RNBQKB1R w KQkq", "c": "C01l", "m": "e2e4 e7e6 d2d4 d7d5 e4d5 e6d5 g1f3 g8f6"}
{"n": "Sicilian: Taimanov, 6.f4 a6", "f": "r1b1kbnr/1pqp1ppp/p1n1p3/8/3NPP2/2N5/PPP3PP/R1BQKB1R w KQkq", "c": "B47e", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 f2f4 a7a6"}
{"n": "Benko Gambit: 7.e4, Main Line, 11...Nbd7 12.h3", "f": "r2q1rk1/3nppbp/3p1np1/2pP4/4P3/2N2NPP/PP3PK1/R1BQ3R b -", "c": "A59n", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6 c8a6 b1c3 d7d6 e2e4 a6f1 e1f1 g7g6 g2g3 f8g7 f1g2 e8g8 g1f3 b8d7 h2h3"}
{"n": "Gr\u00fcnfeld: Exchange, 7.Bb5+", "f": "rnbqk2r/ppp1ppbp/6p1/1B6/3PP3/2P5/P4PPP/R1BQK1NR b KQkq", "c": "D85e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 f1b5"}
{"n": "QGA: 3.e4 e5 4.Nf3 exd4 5.Bxc4 Nc6", "f": "r1bqkbnr/ppp2ppp/2n5/8/2BpP3/5N2/PP3PPP/RNBQK2R w KQkq", "c": "D20y", "m": "d2d4 d7d5 c2c4 d5c4 e2e4 e7e5 g1f3 e5d4 f1c4 b8c6"}
{"n": "King's Indian: 4.e4 d6 5.Bd3 O-O", "f": "rnbq1rk1/ppp1ppbp/3p1np1/8/2PPP3/2NB4/PP3PPP/R1BQK1NR w KQ", "c": "E70l", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1d3 e8g8"}
{"n": "Bogo-Indian: 4.Nbd2 b6", "f": "rnbqk2r/p1pp1ppp/1p2pn2/8/1bPP4/5N2/PP1NPPPP/R1BQKB1R w KQkq", "c": "E11c", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 f8b4 b1d2 b7b6"}
{"n": "Sicilian: 3.Bb5+ Nc6 4.O-O Bd7 5.Re1 Nf6 6.c3 a6 7.Bf1", "f": "r2qkb1r/1p1bpppp/p1np1n2/2p5/4P3/2P2N2/PP1P1PPP/RNBQRBK1 b kq", "c": "B51t", "m": "e2e4 c7c5 g1f3 d7d6 f1b5 b8c6 e1g1 c8d7 f1e1 g8f6 c2c3 a7a6 b5f1"}
{"n": "QGD: Cambridge Springs, 8.Qc2 O-O", "f": "r1b2rk1/pp1n1ppp/2p1pn2/q2p2B1/1bPP4/2N1P3/PPQN1PPP/R3KB1R w KQ", "c": "D52l", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 b8d7 e2e3 c7c6 g1f3 d8a5 f3d2 f8b4 d1c2 e8g8"}
{"n": "Torre Attack: 3...g6 4.e3", "f": "rnbqkb1r/ppp1pp1p/5np1/3p2B1/3P4/4PN2/PPP2PPP/RN1QKB1R b KQkq", "c": "D03m", "m": "d2d4 d7d5 g1f3 g8f6 c1g5 g7g6 e2e3"}
{"n": "Slav: Exchange, 5.Nc3 a6 6.Bf4", "f": "rnbqkb1r/1p2pppp/p4n2/3p4/3P1B2/2N2N2/PP2PPPP/R2QKB1R b KQkq", "c": "D13g", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 c4d5 c6d5 b1c3 a7a6 c1f4"}
{"n": "Benoni: Four Pawns, 9.Be2 Bg4 10.O-O Nbd7 11.h3", "f": "r2q1rk1/pp1n1pbp/3p1np1/2pP4/4PPb1/2N2N1P/PP2B1P1/R1BQ1RK1 b -", "c": "A68l", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 g1f3 e8g8 f1e2 c8g4 e1g1 b8d7 h2h3"}
{"n": "Caro-Kann: Bronstein-Larsen, 6.Nf3 Bg4 7.Be2 e6", "f": "rn1qkb1r/pp3p1p/2p1pp2/8/3P2b1/5N2/PPP1BPPP/R1BQK2R w KQkq", "c": "B16h", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 g8f6 e4f6 g7f6 g1f3 c8g4 f1e2 e7e6"}
{"n": "English: Symmetrical, Hedgehog, 6...d6 7.b3", "f": "rn1qkb1r/pb3ppp/1p1ppn2/2p5/2P5/1PN2NP1/P2PPPBP/R1BQ1RK1 b kq", "c": "A30k", "m": "c2c4 c7c5 g1f3 g8f6 g2g3 b7b6 f1g2 c8b7 e1g1 e7e6 b1c3 d7d6 b2b3"}
{"n": "Two Knights: Ulvestad Variation", "f": "r1bqkb1r/p1p2ppp/2n2n2/1p1Pp1N1/2B5/8/PPPP1PPP/RNBQK2R w KQkq", "c": "C57h", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 f3g5 d7d5 e4d5 b7b5"}
{"n": "Ponziani: 3...Nf6 4.d4 Nxe4 5.d5 Ne7", "f": "r1bqkb1r/ppppnppp/8/3Pp3/4n3/2P2N2/PP3PPP/RNBQKB1R w KQkq", "c": "C44q", "m": "e2e4 e7e5 g1f3 b8c6 c2c3 g8f6 d2d4 f6e4 d4d5 c6e7"}
{"n": "Sicilian: Kan, 5.Bd3 Nf6 6.O-O Qc7 7.c4", "f": "rnb1kb1r/1pqp1ppp/p3pn2/8/2PNP3/3B4/PP3PPP/RNBQ1RK1 b kq", "c": "B42m", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 a7a6 f1d3 g8f6 e1g1 d8c7 c2c4"}
{"n": "French: Winawer, 6...Ne7 7.Nf3 Nbc6 8.a4", "f": "r1bqk2r/pp2nppp/2n1p3/2ppP3/P2P4/2P2N2/2P2PPP/R1BQKB1R b KQkq", "c": "C19m", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3 b2c3 g8e7 g1f3 b8c6 a3a4"}
{"n": "Spanish: Marshall, Main Line, 13.Re1", "f": "r1bq1rk1/5ppp/p1pb4/1p1n4/3P4/1BP5/PP3PPP/RNBQR1K1 b -", "c": "C89m", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d5 e4d5 f6d5 f3e5 c6e5 e1e5 c7c6 d2d4 e7d6 e5e1"}
{"n": "Sicilian: Najdorf, Poisoned Pawn, 8.Qd2", "f": "rnb1kb1r/1p3ppp/pq1ppn2/6B1/3NPP2/2N5/PPPQ2PP/R3KB1R b KQkq", "c": "B97i", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 d8b6 d1d2"}
{"n": "QGD Tarrasch: Swedish, 7.Bg2 Bb4 8.O-O Nge7", "f": "r1bqk2r/pp2nppp/2n5/3p4/1bpP4/2N2NP1/PP2PPBP/R1BQ1RK1 w kq", "c": "D33f", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 c5c4 f1g2 f8b4 e1g1 g8e7"}
{"n": "Catalan: Open, 5.Nf3 c5 6.O-O Nc6 7.Ne5 Bd7 8.Na3", "f": "r2qkb1r/pp1b1ppp/2n1pn2/2p1N3/2pP4/N5P1/PP2PPBP/R1BQ1RK1 b kq", "c": "E04n", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 c7c5 e1g1 b8c6 f3e5 c8d7 b1a3"}
{"n": "Nimzo-Indian: Classical, Pirc, 6.a3", "f": "rnbq1rk1/pp1p1ppp/4pn2/2P5/1bP5/P1N5/1PQ1PPPP/R1B1KBNR b KQ", "c": "E39i", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 c7c5 d4c5 e8g8 a2a3"}
{"n": "Benko Gambit: Zaitsev, 8.Bf4", "f": "rnbqkb1r/4pppp/3p1n2/1NpP4/1p2PB2/8/PP3PPP/R2QKBNR b KQkq", "c": "A57v", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b1c3 a6b5 e2e4 b5b4 c3b5 d7d6 c1f4"}
{"n": "French: Tarrasch, Closed, 7.Ne2", "f": "r1bqkb1r/pp1n1ppp/2n1p3/2ppP3/3P4/2PB4/PP1NNPPP/R1BQK2R b KQkq", "c": "C05v", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 g8f6 e4e5 f6d7 f1d3 c7c5 c2c3 b8c6 g1e2"}
{"n": "Neo-Gr\u00fcnfeld, 6.O-O c6 7.Qb3 Qb6", "f": "rnb2rk1/pp2ppbp/1qp2np1/3p4/2PP4/1Q3NP1/PP2PPBP/RNB2RK1 w -", "c": "D78h", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 e1g1 c7c6 d1b3 d8b6"}
{"n": "Queen's Pawn: 2.Nf3 Nc6 3.Bf4", "f": "r1bqkbnr/ppp1pppp/2n5/3p4/3P1B2/5N2/PPP1PPPP/RN1QKB1R b KQkq", "c": "D02f", "m": "d2d4 d7d5 g1f3 b8c6 c1f4"}
{"n": "English: Symmetrical, 3.g3 Nf6", "f": "r1bqkb1r/pp1ppppp/2n2n2/2p5/2P5/2N3P1/PP1PPP1P/R1BQKBNR w KQkq", "c": "A36b", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g8f6"}
{"n": "Sicilian: 2.Nf3 d6 3.c3 Nf6 4.Be2 g6", "f": "rnbqkb1r/pp2pp1p/3p1np1/2p5/4P3/2P2N2/PP1PBPPP/RNBQK2R w KQkq", "c": "B50v", "m": "e2e4 c7c5 g1f3 d7d6 c2c3 g8f6 f1e2 g7g6"}
{"n": "Dutch: Stonewall, Botvinnik, 8.Ba3", "f": "rnbq1rk1/pp2b1pp/2p1pn2/3p1p2/2PP4/BP3NP1/P3PPBP/RN1Q1RK1 b -", "c": "A94", "m": "d2d4 f7f5 c2c4 g8f6 g2g3 e7e6 f1g2 f8e7 g1f3 e8g8 e1g1 d7d5 b2b3 c7c6 c1a3"}
{"n": "Slav: Dutch, 8...Nbd7 9.Nh4", "f": "r2qk2r/pp1n1ppp/2p1pn2/5b2/PbBP3N/2N1P3/1P3PPP/R1BQ1RK1 b kq", "c": "D18g", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 e2e3 e7e6 f1c4 f8b4 e1g1 b8d7 f3h4"}
{"n": "Sicilian: Maroczy Bind, Breyer, 8.Qxg4 Nxd4 9.Qd1 e5", "f": "r1bqk2r/pp1p1pbp/6p1/4p3/2PnP3/2N1B3/PP3PPP/R2QKB1R w KQkq", "c": "B39e", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 c1e3 g8f6 b1c3 f6g4 d1g4 c6d4 g4d1 e7e5"}
{"n": "Giuoco Piano: Greco Attack", "f": "r1bqk2r/pppp1ppp/2n5/8/2BPn3/2b2N2/PP3PPP/R1BQ1RK1 w kq", "c": "C54o", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 f8c5 c2c3 g8f6 d2d4 e5d4 c3d4 c5b4 b1c3 f6e4 e1g1 b4c3"}
{"n": "Colle: 3...e6 4.Bd3 c5", "f": "rnbqkb1r/pp3ppp/4pn2/2pp4/3P4/3BPN2/PPP2PPP/RNBQK2R w KQkq", "c": "D05e", "m": "d2d4 d7d5 g1f3 g8f6 e2e3 e7e6 f1d3 c7c5"}
{"n": "Sicilian: Taimanov, 5...a6 6.Be3 Nge7", "f": "r1bqkb1r/1p1pnppp/p1n1p3/8/3NP3/2N1B3/PPP2PPP/R2QKB1R w KQkq", "c": "B46k", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 a7a6 c1e3 g8e7"}
{"n": "Slav: Chameleon, 5.a4 e6", "f": "rnbqkb1r/1p3ppp/p1p1pn2/3p4/P1PP4/2N2N2/1P2PPPP/R1BQKB1R w KQkq", "c": "D15m", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 a7a6 a2a4 e7e6"}
{"n": "Catalan: 4.Nf3 dxc4 5.Qa4+ Nbd7", "f": "r1bqkb1r/pppn1ppp/4pn2/8/Q1pP4/5NP1/PP2PP1P/RNB1KB1R w KQkq", "c": "E00v", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 g1f3 d5c4 d1a4 b8d7"}
{"n": "English: Symmetrical, Main Line, 7.Rb1", "f": "r1bq1rk1/pp1pppbp/2n2np1/2p5/2P5/2N2NP1/PP1PPPBP/1RBQ1RK1 b -", "c": "A38g", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 g8f6 e1g1 e8g8 a1b1"}
{"n": "Caro-Kann: Panov-Botvinnik, 5...Nc6", "f": "r1bqkb1r/pp2pppp/2n2n2/3p4/2PP4/2N5/PP3PPP/R1BQKBNR w KQkq", "c": "B13q", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 c2c4 g8f6 b1c3 b8c6"}
{"n": "Benoni: Classical, 8.h3 O-O 9.Bd3 b5 10.Bxb5", "f": "rnbq1rk1/p4pbp/3p1np1/1BpP4/4P3/2N2N1P/PP3PP1/R1BQK2R b KQ", "c": "A70v", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 g1f3 f8g7 h2h3 e8g8 f1d3 b7b5 d3b5"}
{"n": "Sicilian: Scheveningen, Classical, Main Line", "f": "rnbq1rk1/1p2bppp/p2ppn2/8/3NPP2/2N1B3/PPP1B1PP/R2Q1RK1 b -", "c": "B85", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 f1e2 a7a6 e1g1 f8e7 f2f4 e8g8 c1e3"}
{"n": "Sicilian: 3.Bb5+", "f": "rnbqkbnr/pp2pppp/3p4/1Bp5/4P3/5N2/PPPP1PPP/RNBQK2R b KQkq", "c": "B51a", "m": "e2e4 c7c5 g1f3 d7d6 f1b5"}
{"n": "Sicilian: Lowenthal, 5...a6, Queenswap", "f": "r1b1k1nr/1p1p1ppp/p1n2Q2/4p3/4P3/8/PPP2PPP/RNB1KB1R b KQkq", "c": "B32l", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 e7e5 d4b5 a7a6 b5d6 f8d6 d1d6 d8f6 d6f6"}
{"n": "King's Indian: Gligoric-Taimanov, Main Line", "f": "r1bq1rk1/ppp3bp/2np1pp1/4p3/2PPP1nB/2N2N2/PP2BPPP/R2QK2R w KQ", "c": "E92m", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 c1e3 f6g4 e3g5 f7f6 g5h4 b8c6"}
{"n": "French: Winawer, 6...Ne7 7.Nf3 Qc7 8.a4", "f": "rnb1k2r/ppq1nppp/4p3/2ppP3/P2P4/2P2N2/2P2PPP/R1BQKB1R b KQkq", "c": "C19e", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3 b2c3 g8e7 g1f3 d8c7 a3a4"}
{"n": "Sicilian: Najdorf, 6.Be2 e5 7.Nb3 Be7 8.O-O O-O 9.Be3 Be6 10.Nd5", "f": "rn1q1rk1/1p2bppp/p2pbn2/3Np3/4P3/1N2B3/PPP1BPPP/R2Q1RK1 b -", "c": "B92m", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 f1e2 e7e5 d4b3 f8e7 e1g1 e8g8 c1e3 c8e6 c3d5"}
{"n": "Sicilian: Taimanov, 6.Be2 a6 7.O-O Nf6 8.Kh1 Nxd4, 10.Qd3 b5 11.f4", "f": "r1b1k2r/2qp1ppp/p3pn2/1pb5/4PP2/2NQ4/PPP1B1PP/R1B2R1K b kq", "c": "B47z", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 f1e2 a7a6 e1g1 g8f6 g1h1 c6d4 d1d4 f8c5 d4d3 b7b5 f2f4"}
{"n": "Two Knights: 4.d3 h6", "f": "r1bqkb1r/pppp1pp1/2n2n1p/4p3/2B1P3/3P1N2/PPP2PPP/RNBQK2R w KQkq", "c": "C55d", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 d2d3 h7h6"}
{"n": "Pirc: 4.Be3", "f": "rnbqkb1r/ppp1pp1p/3p1np1/8/3PP3/2N1B3/PPP2PPP/R2QKBNR b KQkq", "c": "B07t", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 c1e3"}
{"n": "English: Symmetrical, Hedgehog, 8.Qxd4 O-O", "f": "rn1q1rk1/pb1pbppp/1p2pn2/8/2PQ4/2N2NP1/PP2PPBP/R1B2RK1 w -", "c": "A30s", "m": "c2c4 c7c5 g1f3 g8f6 g2g3 b7b6 f1g2 c8b7 e1g1 e7e6 b1c3 f8e7 d2d4 c5d4 d1d4 e8g8"}
{"n": "Russian Game: Classical, 6.Bd3", "f": "rnbqkb1r/ppp2ppp/8/3p4/3Pn3/3B1N2/PPP2PPP/RNBQK2R b KQkq", "c": "C42q", "m": "e2e4 e7e5 g1f3 g8f6 f3e5 d7d6 e5f3 f6e4 d2d4 d6d5 f1d3"}
{"n": "Sicilian: Dragon, Yugoslav, Main Line, 12.Kb1: 14.g4 b5", "f": "3q1rk1/p2bppbp/3p1np1/1p6/2rNP1P1/2N1BP2/PPPQ3P/1K1R3R w -", "c": "B78f", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 f1c4 c8d7 e1c1 a8c8 c4b3 c6e5 c1b1 e5c4 b3c4 c8c4 g2g4 b7b5"}
{"n": "Benko Gambit: Zaitsev Variation", "f": "rnbqkb1r/3ppppp/p4n2/1PpP4/8/2N5/PP2PPPP/R1BQKBNR b KQkq", "c": "A57r", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b1c3"}
{"n": "Sicilian: Najdorf, 6...e6 7.Qf3", "f": "rnbqkb1r/1p3ppp/p2ppn2/6B1/3NP3/2N2Q2/PPP2PPP/R3KB1R b KQkq", "c": "B95j", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 d1f3"}
{"n": "QGD: Marshall Defence, 3.cxd5 Nxd5 4.Nf3", "f": "rnbqkb1r/ppp1pppp/8/3n4/3P4/5N2/PP2PPPP/RNBQKB1R b KQkq", "c": "D06j", "m": "d2d4 d7d5 c2c4 g8f6 c4d5 f6d5 g1f3"}
{"n": "QGD: Tartakower, 8.cxd5", "f": "rnbq1rk1/p1p1bpp1/1p2pn1p/3P4/3P3B/2N1PN2/PP3PPP/R2QKB1R b KQ", "c": "D58s", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5h4 b7b6 c4d5"}
{"n": "King's Indian: S\u00e4misch, Orthodox, 7.d5", "f": "rnbq1rk1/ppp2pbp/3p1np1/3Pp3/2P1P3/2N1BP2/PP4PP/R2QKBNR b KQ", "c": "E87a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 d4d5"}
{"n": "Sicilian: 3.Bb5+ Bd7 4.Bxd7+ Qxd7 5.O-O Nc6 6.c3 Nf6", "f": "r3kb1r/pp1qpppp/2np1n2/2p5/4P3/2P2N2/PP1P1PPP/RNBQ1RK1 w kq", "c": "B52s", "m": "e2e4 c7c5 g1f3 d7d6 f1b5 c8d7 b5d7 d8d7 e1g1 b8c6 c2c3 g8f6"}
{"n": "Benoni: Four Pawns, 9.Bd3", "f": "rnbq1rk1/pp3pbp/3p1np1/2pP4/4PP2/2NB1N2/PP4PP/R1BQK2R b KQ", "c": "A68b", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 g1f3 e8g8 f1d3"}
{"n": "Sicilian: Pelikan, Chelyabinsk, 9.Bxf6 gxf6 10.Nd5 Bg7 11.Bd3", "f": "r1bqk2r/5pbp/p1np1p2/1p1Np3/4P3/N2B4/PPP2PPP/R2QK2R b KQkq", "c": "B33t", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e5 d4b5 d7d6 c1g5 a7a6 b5a3 b7b5 g5f6 g7f6 c3d5 f8g7 f1d3"}
{"n": "Sicilian: Najdorf, 6.Be3 e5 7.Nb3 Be6 8.f3 Be7 9.Qd2 b5", "f": "r2qkb1r/3n1ppp/p2pbn2/1p2p3/4P3/1NN1BP2/PPPQ2PP/R3KB1R w KQkq", "c": "B90u", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1e3 e7e5 d4b3 c8e6 f2f3 b8d7 d1d2 b7b5"}
{"n": "French: Winawer, 4.Bd3 dxe4", "f": "rnbqk1nr/ppp2ppp/4p3/8/1b1Pp3/2NB4/PPP2PPP/R1BQK1NR w KQkq", "c": "C15g", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 f1d3 d5e4"}
{"n": "King's Indian: Fianchetto, Uhlmann/Szabo, 9.e4", "f": "r1bq1rk1/ppp1npbp/3p1np1/3Pp3/2P1P3/2N2NP1/PP3PBP/R1BQ1RK1 b -", "c": "E62v", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8c6 e1g1 e7e5 d4d5 c6e7 e2e4"}
{"n": "Kadas Opening", "f": "rnbqkbnr/pppppppp/8/8/7P/8/PPPPPPP1/RNBQKBNR b KQkq", "c": "A00c", "m": "h2h4"}
{"n": "QGD Tarrasch: 7.Bg2 Be7 8.O-O Be6", "f": "r2qk2r/pp2bppp/2n1bn2/2pp4/3P4/2N2NP1/PP2PPBP/R1BQ1RK1 w kq", "c": "D34b", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 g8f6 f1g2 f8e7 e1g1 c8e6"}
{"n": "Sicilian: Taimanov, 6.Be3 a6 7.Be2 Nf6 8.O-O Be7", "f": "r1b1k2r/1pqpbppp/p1n1pn2/8/3NP3/2N1B3/PPP1BPPP/R2Q1RK1 w kq", "c": "B49g", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 c1e3 a7a6 f1e2 g8f6 e1g1 f8e7"}
{"n": "Sicilian: Kan, Gipslis Variation", "f": "rnbqkb1r/1p3p1p/p2ppnp1/8/2PNP3/3B4/PP3PPP/RNBQ1RK1 w kq", "c": "B42k", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 a7a6 f1d3 g8f6 e1g1 d7d6 c2c4 g7g6"}
{"n": "Two Knights: Max Lange, 6.e5 d5", "f": "r1bqk2r/ppp2ppp/2n2n2/2bpP3/2Bp4/5N2/PPP2PPP/RNBQ1RK1 w kq", "c": "C55w", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 d2d4 e5d4 e1g1 f8c5 e4e5 d7d5"}
{"n": "Vienna: 2...d6", "f": "rnbqkbnr/ppp2ppp/3p4/4p3/4P3/2N5/PPPP1PPP/R1BQKBNR w KQkq", "c": "C25c", "m": "e2e4 e7e5 b1c3 d7d6"}
{"n": "Sicilian: Rossolimo, 3...g6 4.O-O Bg7 5.Re1", "f": "r1bqk1nr/pp1pppbp/2n3p1/1Bp5/4P3/5N2/PPPP1PPP/RNBQR1K1 b kq", "c": "B31j", "m": "e2e4 c7c5 g1f3 b8c6 f1b5 g7g6 e1g1 f8g7 f1e1"}
{"n": "Catalan: Closed, 7.Qc2", "f": "r1bq1rk1/pppnbppp/4pn2/3p4/2PP4/5NP1/PPQ1PPBP/RNB2RK1 b -", "c": "E08a", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 f8e7 g1f3 e8g8 e1g1 b8d7 d1c2"}
{"n": "French: 3.Nc3 Be7", "f": "rnbqk1nr/ppp1bppp/4p3/3p4/3PP3/2N5/PPP2PPP/R1BQKBNR w KQkq", "c": "C10e", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8e7"}
{"n": "Neo-King's Indian: Torre Attack", "f": "rnbqkb1r/pppppp1p/5np1/6B1/3P4/5N2/PPP1PPPP/RN1QKB1R b KQkq", "c": "A48m", "m": "d2d4 g8f6 g1f3 g7g6 c1g5"}
{"n": "King's Indian: S\u00e4misch, Panno Main Line, 9.h4 h5 10.O-O-O b5 11.Bh6", "f": "1rbq1rk1/2p1ppb1/p1np1npB/1p5p/2PPP2P/2N2P2/PP1QN1P1/2KR1B1R b -", "c": "E84o", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b8c6 g1e2 a7a6 d1d2 a8b8 h2h4 h7h5 e1c1 b7b5 e3h6"}
{"n": "Spanish: Closed, Exchange, 7.d3 Nd7", "f": "r1bqk2r/1ppnbppp/p1p5/4p3/4P3/3P1N2/PPP2PPP/RNBQ1RK1 w kq", "c": "C85l", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 a4c6 d7c6 d2d3 f6d7"}
{"n": "Neo-Gr\u00fcnfeld, 6.O-O c6 7.b3", "f": "rnbq1rk1/pp2ppbp/2p2np1/3p4/2PP4/1P3NP1/P3PPBP/RNBQ1RK1 b -", "c": "D78o", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 e1g1 c7c6 b2b3"}
{"n": "Sicilian: Alapin", "f": "rnbqkbnr/pp1ppppp/8/2p5/4P3/2P5/PP1P1PPP/RNBQKBNR b KQkq", "c": "B22a", "m": "e2e4 c7c5 c2c3"}
{"n": "King's Indian: 6.Be2 c5 7.d5", "f": "rnbq1rk1/pp2ppbp/3p1np1/2pP4/2P1P3/2N2N2/PP2BPPP/R1BQK2R b KQ", "c": "E91g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 c7c5 d4d5"}
{"n": "QGA: Mannheim, Main Line", "f": "r2qk2r/pp1nbppp/2p1pn2/5b2/2QP4/2N2NP1/PP2PPBP/R1B2RK1 b kq", "c": "D23o", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 d1a4 c7c6 a4c4 c8f5 g2g3 e7e6 f1g2 b8d7 e1g1 f8e7 b1c3"}
{"n": "Spanish: Closed, Pilnik, 12.Nf1 h6", "f": "r1bqr1k1/4bpp1/p2p1n1p/npp1p3/4P3/2PP1N2/PPB2PPP/R1BQRNK1 w -", "c": "C90n", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 d2d3 c6a5 b3c2 c7c5 b1d2 f8e8 d2f1 h7h6"}
{"n": "Alekhine: Modern, Alekhine Variation, 6.exd6 exd6", "f": "rn1qkb1r/ppp2ppp/1n1p4/8/2PP2b1/5N2/PP3PPP/RNBQKB1R w KQkq", "c": "B05e", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 g1f3 c8g4 c2c4 d5b6 e5d6 e7d6"}
{"n": "Spanish: Marshall, Kevitz Variation", "f": "r1bq1rk1/5ppp/p2b4/1p1p4/3P4/2P1R3/PP3PPP/RNBQ2K1 b -", "c": "C89h", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d5 e4d5 f6d5 f3e5 c6e5 e1e5 c7c6 b3d5 c6d5 d2d4 e7d6 e5e3"}
{"n": "Spanish: Closed, Bogoljubow, 10.Be3 exd4", "f": "r2q1rk1/2p1bppp/p1np1n2/1p6/3pP1b1/1BP1BN2/PP3PPP/RN1QR1K1 w -", "c": "C91d", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 d2d4 c8g4 c1e3 e5d4"}
{"n": "QGD: Albin Countergambit", "f": "rnbqkbnr/ppp2ppp/8/3pp3/2PP4/8/PP2PPPP/RNBQKBNR w KQkq", "c": "D08", "m": "d2d4 d7d5 c2c4 e7e5"}
{"n": "Sicilian: Najdorf, Main Line, 10.g4 b5 11.Bxf6 gxf6", "f": "r1b1k2r/2qnbp1p/p2ppp2/1p6/3NPPP1/2N2Q2/PPP4P/2KR1B1R w kq", "c": "B99q", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7 d1f3 d8c7 e1c1 b8d7 g2g4 b7b5 g5f6 g7f6"}
{"n": "Sicilian: Closed, 6.f4 Nf6 7.Nf3", "f": "r1bqk2r/pp2ppbp/2np1np1/2p5/4PP2/2NP1NP1/PPP3BP/R1BQK2R b KQkq", "c": "B25h", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 f2f4 g8f6 g1f3"}
{"n": "QGD Tarrasch: 7.Bg2 cxd4 8.Nxd4 Be7", "f": "r1bqk2r/pp2bppp/2n2n2/3p4/3N4/2N3P1/PP2PPBP/R1BQK2R w KQkq", "c": "D33p", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 g8f6 f1g2 c5d4 f3d4 f8e7"}
{"n": "French: Rubinstein, 4...Nd7", "f": "r1bqkbnr/pppn1ppp/4p3/8/3PN3/8/PPP2PPP/R1BQKBNR w KQkq", "c": "C10h", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 d5e4 c3e4 b8d7"}
{"n": "Blackmar-Diemer: Bogoljubow Defence", "f": "rnbqkb1r/ppp1pp1p/5np1/8/3P4/2N2N2/PPP3PP/R1BQKB1R w KQkq", "c": "D00y", "m": "d2d4 d7d5 b1c3 g8f6 e2e4 d5e4 f2f3 e4f3 g1f3 g7g6"}
{"n": "Spanish: Closed, Breyer, Arseniev Variation", "f": "r1bq1rk1/2pnbppp/p2p1n2/1p2p3/2PPP3/1B3N1P/PP3PP1/RNBQR1K1 b -", "c": "C95e", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6b8 d2d4 b8d7 c3c4"}
{"n": "French: Winawer, 4.e5 b6 5.Qg4", "f": "rnbqk1nr/p1p2ppp/1p2p3/3pP3/1b1P2Q1/2N5/PPP2PPP/R1B1KBNR b KQkq", "c": "C16c", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 b7b6 d1g4"}
{"n": "Sicilian: Najdorf, Modern Main Line 13.f5 Nc5", "f": "r1b1k2r/2q1bppp/p2pp3/1pn2PP1/3NP3/2N2Q2/PPP4P/2KR1B1R w kq", "c": "B99v", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7 d1f3 d8c7 e1c1 b8d7 g2g4 b7b5 g5f6 d7f6 g4g5 f6d7 f4f5 d7c5"}
{"n": "Gr\u00fcnfeld: Modern Exchange, 8.Rb1, 10...Qa5+ 11.Bd2 Qxa2 12.O-O Bg4", "f": "rn3rk1/pp2ppbp/6p1/8/3PP1b1/5N2/q2BBPPP/1R1Q1RK1 w -", "c": "D85s", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 g1f3 c7c5 a1b1 e8g8 f1e2 c5d4 c3d4 d8a5 c1d2 a5a2 e1g1 c8g4"}
{"n": "Spanish: Closed, 8.c3", "f": "r1bq1rk1/2ppbppp/p1n2n2/1p2p3/4P3/1BP2N2/PP1P1PPP/RNBQR1K1 b -", "c": "C88q", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3"}
{"n": "Alekhine: Modern, Main Line, 8.Nc3", "f": "rn1qk2r/ppp1bppp/1n1pp3/4P3/2PP2b1/2N2N2/PP2BPPP/R1BQ1RK1 b kq", "c": "B05r", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 g1f3 c8g4 f1e2 e7e6 e1g1 f8e7 c2c4 d5b6 b1c3"}
{"n": "Semi-Slav: 6.a3", "f": "r1bqkb1r/pp1n1ppp/2p1pn2/3p4/2PP4/P1N1PN2/1P3PPP/R1BQKB1R b KQkq", "c": "D45g", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 a2a3"}
{"n": "Caro-Kann: Two Knights, 3...Bg4 4.h3 Bxf3 5.Qxf3 e6 6.d3 Nf6 7.a3", "f": "rn1qkb1r/pp3ppp/2p1pn2/3p4/4P3/P1NP1Q1P/1PP2PP1/R1B1KB1R b KQkq", "c": "B11m", "m": "e2e4 c7c6 b1c3 d7d5 g1f3 c8g4 h2h3 g4f3 d1f3 e7e6 d2d3 g8f6 a2a3"}
{"n": "Benoni: Classical, Main Line, 10.Nd2 Na6", "f": "r1bqr1k1/pp3pbp/n2p1np1/2pP4/4P3/2N5/PP1NBPPP/R1BQ1RK1 w -", "c": "A78", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 g1f3 f8g7 f1e2 e8g8 e1g1 f8e8 f3d2 b8a6"}
{"n": "Caro-Kann: Bronstein-Larsen, 6.Qd3", "f": "rnbqkb1r/pp2pp1p/2p2p2/8/3P4/3Q4/PPP2PPP/R1B1KBNR b KQkq", "c": "B16b", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 g8f6 e4f6 g7f6 d1d3"}
{"n": "King's Indian: Fianchetto, Yugoslav, 7.O-O Nc6 8.h3", "f": "r1bq1rk1/pp2ppbp/2np1np1/2p5/2PP4/2N2NPP/PP2PPB1/R1BQ1RK1 b -", "c": "E65e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 c7c5 e1g1 b8c6 h2h3"}
{"n": "Spanish: Exchange, Bronstein Variation", "f": "r1b1kbnr/1pp2ppp/p1pq4/4p3/4P3/5N2/PPPP1PPP/RNBQ1RK1 w kq", "c": "C68q", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5c6 d7c6 e1g1 d8d6"}
{"n": "Dutch: 2.c4 Nf6 3.g3 e6 4.Bg2 Be7 5.Nf3 O-O", "f": "rnbq1rk1/ppppb1pp/4pn2/5p2/2PP4/5NP1/PP2PPBP/RNBQK2R w KQ", "c": "A92", "m": "d2d4 f7f5 c2c4 g8f6 g2g3 e7e6 f1g2 f8e7 g1f3 e8g8"}
{"n": "Nimzo-Indian: Classical Variation", "f": "rnbqk2r/pppp1ppp/4pn2/8/1bPP4/2N5/PPQ1PPPP/R1B1KBNR b KQkq", "c": "E32a", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2"}
{"n": "Spanish: Exchange Deferred", "f": "r1bqkb1r/1ppp1ppp/p1B2n2/4p3/4P3/5N2/PPPP1PPP/RNBQK2R b KQkq", "c": "C77i", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 a4c6"}
{"n": "Sicilian: Taimanov, 6.g3 a6 7.Bg2 Nf6 8.O-O", "f": "r1b1kb1r/1pqp1ppp/p1n1pn2/8/3NP3/2N3P1/PPP2PBP/R1BQ1RK1 b kq", "c": "B47m", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 g2g3 a7a6 f1g2 g8f6 e1g1"}
{"n": "French: Tarrasch, 3...Be7 4.Ngf3 Nf6 5.Bd3", "f": "rnbqk2r/ppp1bppp/4pn2/3p4/3PP3/3B1N2/PPPN1PPP/R1BQK2R b KQkq", "c": "C03k", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 f8e7 g1f3 g8f6 f1d3"}
{"n": "Sicilian: Najdorf, 6.Be2 e5 7.Nb3 Be7 8.O-O O-O 9.Kh1 Nc6", "f": "r1bq1rk1/1p2bppp/p1np1n2/4p3/4P3/1NN5/PPP1BPPP/R1BQ1R1K w -", "c": "B92q", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 f1e2 e7e5 d4b3 f8e7 e1g1 e8g8 g1h1 b8c6"}
{"n": "King's Indian: S\u00e4misch, 5...O-O 6.Bg5", "f": "rnbq1rk1/ppp1ppbp/3p1np1/6B1/2PPP3/2N2P2/PP4PP/R2QKBNR b KQ", "c": "E81e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1g5"}
{"n": "Two Knights: Morphy, Geller Variation", "f": "r1b1kb1r/p4pp1/2p2n1p/n3N3/3qp3/8/PPPPBPPP/RNBQK2R w KQkq", "c": "C59f", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 f3g5 d7d5 e4d5 c6a5 c4b5 c7c6 d5c6 b7c6 b5e2 h7h6 g5f3 e5e4 f3e5 d8d4"}
{"n": "Sicilian: Sozin, Benko, 7.Nb3 e6 8.Be3", "f": "r1b1kb1r/pp3ppp/1qnppn2/8/2B1P3/1NN1B3/PPP2PPP/R2QK2R b KQkq", "c": "B57k", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1c4 d8b6 d4b3 e7e6 c1e3"}
{"n": "Blackmar-Diemer: 4.f3 exf3 5.Nxf3", "f": "rnbqkb1r/ppp1pppp/5n2/8/3P4/2N2N2/PPP3PP/R1BQKB1R b KQkq", "c": "D00w", "m": "d2d4 d7d5 b1c3 g8f6 e2e4 d5e4 f2f3 e4f3 g1f3"}
{"n": "Sicilian: Maroczy Bind, 6.Be3", "f": "r1bqk1nr/pp1pppbp/2n3p1/8/2PNP3/4B3/PP3PPP/RN1QKB1R b KQkq", "c": "B38a", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 c1e3"}
{"n": "French: Classical, 6.Bxe7 Qxe7", "f": "rnb1k2r/pppnqppp/4p3/3pP3/3P4/2N5/PPP2PPP/R2QKBNR w KQkq", "c": "C14a", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8e7 e4e5 f6d7 g5e7 d8e7"}
{"n": "Neo-Gr\u00fcnfeld, 6.O-O", "f": "rnbq1rk1/ppp1ppbp/5np1/3p4/2PP4/5NP1/PP2PPBP/RNBQ1RK1 b -", "c": "D77a", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 e1g1"}
{"n": "Spanish: Modern Steinitz, 5.O-O", "f": "r1bqkbnr/1pp2ppp/p1np4/4p3/B3P3/5N2/PPPP1PPP/RNBQ1RK1 b kq", "c": "C72", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 d7d6 e1g1"}
{"n": "QGA: 3.Nc3 a6", "f": "rnbqkbnr/1pp1pppp/p7/8/2pP4/2N5/PP2PPPP/R1BQKBNR w KQkq", "c": "D20k", "m": "d2d4 d7d5 c2c4 d5c4 b1c3 a7a6"}
{"n": "Spanish: Berlin, 4.Qe2", "f": "r1bqkb1r/pppp1ppp/2n2n2/1B2p3/4P3/5N2/PPPPQPPP/RNB1K2R b KQkq", "c": "C65b", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 d1e2"}
{"n": "QGD: Ragozin, Westphalia, 7.Qc2", "f": "r1bqk2r/pppn1ppp/5n2/3p2B1/1b1P4/2N2N2/PPQ1PPPP/R3KB1R b KQkq", "c": "D38j", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8b4 c1g5 b8d7 c4d5 e6d5 d1c2"}
{"n": "Benoni: Classical, 7...Bg7", "f": "rnbqk2r/pp3pbp/3p1np1/2pP4/4P3/2N2N2/PP3PPP/R1BQKB1R w KQkq", "c": "A70d", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 g1f3 f8g7"}
{"n": "Sicilian: Sozin, 6...Bd7 7.O-O", "f": "r2qkb1r/pp1bpppp/2np1n2/8/2BNP3/2N5/PPP2PPP/R1BQ1RK1 b kq", "c": "B57c", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1c4 c8d7 e1g1"}
{"n": "QGD: Chigorin, 3.Nf3 Bg4", "f": "r2qkbnr/ppp1pppp/2n5/3p4/2PP2b1/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "D07h", "m": "d2d4 d7d5 c2c4 b8c6 g1f3 c8g4"}
{"n": "QGD: Marshall Defence, 3.Nf3", "f": "rnbqkb1r/ppp1pppp/5n2/3p4/2PP4/5N2/PP2PPPP/RNBQKB1R b KQkq", "c": "D06g", "m": "d2d4 d7d5 c2c4 g8f6 g1f3"}
{"n": "QGA: 4.Nc3 a6 5.a4 Nc6", "f": "r1bqkb1r/1pp1pppp/p1n2n2/8/P1pP4/2N2N2/1P2PPPP/R1BQKB1R w KQkq", "c": "D24j", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 b1c3 a7a6 a2a4 b8c6"}
{"n": "French: 2.Nf3", "f": "rnbqkbnr/pppp1ppp/4p3/8/4P3/5N2/PPPP1PPP/RNBQKB1R b KQkq", "c": "C00j", "m": "e2e4 e7e6 g1f3"}
{"n": "French: Burn, 6.Bxf6 gxf6 7.Nf3 b6", "f": "rnbqk2r/p1p1bp1p/1p2pp2/8/3PN3/5N2/PPP2PPP/R2QKB1R w KQkq", "c": "C11w", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 d5e4 c3e4 f8e7 g5f6 g7f6 g1f3 b7b6"}
{"n": "Alekhine: Modern, Main Line, 8.exd6", "f": "rn1qk2r/ppp1bppp/1n1Pp3/8/2PP2b1/5N2/PP2BPPP/RNBQ1RK1 b kq", "c": "B05q", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 g1f3 c8g4 f1e2 e7e6 e1g1 f8e7 c2c4 d5b6 e5d6"}
{"n": "Sicilian: Najdorf, 6.f4 Qc7", "f": "rnb1kb1r/1pq1pppp/p2p1n2/8/3NPP2/2N5/PPP3PP/R1BQKB1R w KQkq", "c": "B93e", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 f2f4 d8c7"}
{"n": "QGD Tarrasch: Swedish, 9.Bd2", "f": "r1bqk2r/pp2nppp/2n5/3p4/1bpP4/2N2NP1/PP1BPPBP/R2Q1RK1 b kq", "c": "D33h", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 c5c4 f1g2 f8b4 e1g1 g8e7 c1d2"}
{"n": "Owen Defence: 3.Bd3 e6 4.Nf3", "f": "rn1qkbnr/pbpp1ppp/1p2p3/8/3PP3/3B1N2/PPP2PPP/RNBQK2R b KQkq", "c": "B00j", "m": "e2e4 b7b6 d2d4 c8b7 f1d3 e7e6 g1f3"}
{"n": "Catalan: Closed, 7.Qc2 c6 8.b3 b6 9.Rd1", "f": "r1bq1rk1/p2nbppp/1pp1pn2/3p4/2PP4/1P3NP1/P1Q1PPBP/RNBR2K1 b -", "c": "E08n", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 f8e7 g1f3 e8g8 e1g1 b8d7 d1c2 c7c6 b2b3 b7b6 f1d1"}
{"n": "Sicilian: Taimanov", "f": "r1bqkbnr/pp1p1ppp/2n1p3/8/3NP3/8/PPP2PPP/RNBQKB1R w KQkq", "c": "B44a", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6"}
{"n": "Philidor Defence", "f": "rnbqkbnr/ppp2ppp/3p4/4p3/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq", "c": "C41a", "m": "e2e4 e7e5 g1f3 d7d6"}
{"n": "Benko Gambit: Fianchetto, 9...O-O", "f": "rn1q1rk1/4ppbp/b2p1np1/2pP4/8/2N2NP1/PP2PPBP/R1BQK2R w KQ", "c": "A58o", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6 c8a6 b1c3 d7d6 g1f3 g7g6 g2g3 f8g7 f1g2 e8g8"}
{"n": "King's Indian: 5.Be2 O-O", "f": "rnbq1rk1/ppp1ppbp/3p1np1/8/2PPP3/2N5/PP2BPPP/R1BQK1NR w KQ", "c": "E73f", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8"}
{"n": "Sicilian: Pelikan, Chelyabinsk, 9.Nd5 Be7", "f": "r1bqk2r/4bppp/p1np1n2/1p1Np1B1/4P3/N7/PPP2PPP/R2QKB1R w KQkq", "c": "B33m", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e5 d4b5 d7d6 c1g5 a7a6 b5a3 b7b5 c3d5 f8e7"}
{"n": "Spanish: Exchange, 4...dxc6", "f": "r1bqkbnr/1pp2ppp/p1p5/4p3/4P3/5N2/PPPP1PPP/RNBQK2R w KQkq", "c": "C68d", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5c6 d7c6"}
{"n": "Sicilian: 2...e6 3.Nc3 Nc6", "f": "r1bqkbnr/pp1p1ppp/2n1p3/2p5/4P3/2N2N2/PPPP1PPP/R1BQKB1R w KQkq", "c": "B40h", "m": "e2e4 c7c5 g1f3 e7e6 b1c3 b8c6"}
{"n": "King's Indian: S\u00e4misch, Orthodox Main Line", "f": "rnbq1rk1/pp3pbp/3p1np1/3pp3/2P1P3/2N1BP2/PP2N1PP/R2QKB1R w KQ", "c": "E89a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 d4d5 c7c6 g1e2 c6d5"}
{"n": "Neo-King's Indian: London System", "f": "rnbqk2r/ppppppbp/5np1/8/3P1B2/2P2N2/PP2PPPP/RN1QKB1R b KQkq", "c": "A48i", "m": "d2d4 g8f6 g1f3 g7g6 c1f4 f8g7 c2c3"}
{"n": "Four Knights: Rubinstein, 5.Ba4", "f": "r1bqkb1r/pppp1ppp/5n2/4p3/B2nP3/2N2N2/PPPP1PPP/R1BQK2R b KQkq", "c": "C48n", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 f1b5 c6d4 b5a4"}
{"n": "French: Winawer, Alekhine Gambit, Kan, 7.Bb5", "f": "r1bqk1nr/ppp2ppp/2n1p3/1B6/3Pp3/P1N5/1PP2PPP/R1BQK2R b KQkq", "c": "C15s", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 g1e2 d5e4 a2a3 b4c3 e2c3 b8c6 f1b5"}
{"n": "Neo-Old Indian: Wade Defence, 3.c4 Bxf3", "f": "rn1qkbnr/ppp1pppp/3p4/8/2PP4/5b2/PP2PPPP/RNBQKB1R w KQkq", "c": "A41i", "m": "d2d4 d7d6 g1f3 c8g4 c2c4 g4f3"}
{"n": "Sicilian: Richter-Rauzer, 7...a6, 9.f4 b5 10.Bxf6 gxf6 11.Kb1 Qb6", "f": "r3kb1r/3b1p1p/pqnppp2/1p6/3NPP2/2N5/PPPQ2PP/1K1R1B1R w kq", "c": "B67r", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 a7a6 e1c1 c8d7 f2f4 b7b5 g5f6 g7f6 c1b1 d8b6"}
{"n": "Benko Gambit: 7.e4, Main Line, 11...Nbd7 12.Re1 Qa5", "f": "r4rk1/3nppbp/3p1np1/q1pP4/4P3/2N2NP1/PP3PKP/R1BQR3 w -", "c": "A59l", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6 c8a6 b1c3 d7d6 e2e4 a6f1 e1f1 g7g6 g2g3 f8g7 f1g2 e8g8 g1f3 b8d7 h1e1 d8a5"}
{"n": "Queen's Indian: Pomar, Taimanov Variation", "f": "rn1q1rk1/pbppbppp/1p3n2/3p4/2PN4/6P1/PP2PPBP/RNBQ1RK1 b -", "c": "E17v", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 d4d5 e6d5 f3d4"}
{"n": "Sicilian: Taimanov, 6.g3 a6 7.Bg2 Nf6", "f": "r1b1kb1r/1pqp1ppp/p1n1pn2/8/3NP3/2N3P1/PPP2PBP/R1BQK2R w KQkq", "c": "B47l", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 g2g3 a7a6 f1g2 g8f6"}
{"n": "Spanish: Schliemann, 4.Nc3 fxe4 5.Nxe4 d5", "f": "r1bqkbnr/ppp3pp/2n5/1B1pp3/4N3/5N2/PPPP1PPP/R1BQK2R w KQkq", "c": "C63r", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f7f5 b1c3 f5e4 c3e4 d7d5"}
{"n": "Slav: Exchange, 6.Bf4 a6", "f": "r1bqkb1r/1p2pppp/p1n2n2/3p4/3P1B2/2N2N2/PP2PPPP/R2QKB1R w KQkq", "c": "D13l", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 c4d5 c6d5 b1c3 b8c6 c1f4 a7a6"}
{"n": "Catalan: 4.Bg2", "f": "rnbqkb1r/ppp2ppp/4pn2/3p4/2PP4/6P1/PP2PPBP/RNBQK1NR b KQkq", "c": "E01", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2"}
{"n": "King's Indian: 7.O-O Nbd7 8.Re1 exd4", "f": "r1bq1rk1/pppn1pbp/3p1np1/8/2PpP3/2N2N2/PP2BPPP/R1BQR1K1 w -", "c": "E95f", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8d7 f1e1 e5d4"}
{"n": "Sicilian: Najdorf, Poisoned Pawn, 10.Be2", "f": "rnb1kb1r/1p3ppp/p2ppn2/6B1/3NPP2/q1N5/P1PQB1PP/1R2K2R b Kkq", "c": "B97n", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 d8b6 d1d2 b6b2 a1b1 b2a3 f1e2"}
{"n": "Sicilian: Richter-Rauzer, 7...Be7, 9.f4 Nxd4 10.Qxd4 h6", "f": "r1bq1rk1/pp2bpp1/3ppn1p/6B1/3QPP2/2N5/PPP3PP/2KR1B1R w -", "c": "B65b", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 f8e7 e1c1 e8g8 f2f4 c6d4 d2d4 h7h6"}
{"n": "Semi-Slav: Botvinnik, Main Line, 12.g3 c5", "f": "r2qkb1r/pb1n1p2/4pP2/1pp3B1/2pP4/2N3P1/PP3P1P/R2QKB1R w KQkq", "c": "D44q", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 c1g5 d5c4 e2e4 b7b5 e4e5 h7h6 g5h4 g7g5 f3g5 h6g5 h4g5 b8d7 e5f6 c8b7 g2g3 c6c5"}
{"n": "Caro-Kann: Two Knights, 3...Bg4 4.h3 Bxf3 5.Qxf3 e6 6.g3", "f": "rn1qkbnr/pp3ppp/2p1p3/3p4/4P3/2N2QPP/PPPP1P2/R1B1KB1R b KQkq", "c": "B11i", "m": "e2e4 c7c6 b1c3 d7d5 g1f3 c8g4 h2h3 g4f3 d1f3 e7e6 g2g3"}
{"n": "Pirc: Classical, 5.Be2 O-O 6.O-O", "f": "rnbq1rk1/ppp1ppbp/3p1np1/8/3PP3/2N2N2/PPP1BPPP/R1BQ1RK1 b -", "c": "B08n", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 g1f3 f8g7 f1e2 e8g8 e1g1"}
{"n": "Dutch: 2.c4 Nf6 3.Nc3", "f": "rnbqkb1r/ppppp1pp/5n2/5p2/2PP4/2N5/PP2PPPP/R1BQKBNR b KQkq", "c": "A85", "m": "d2d4 f7f5 c2c4 g8f6 b1c3"}
{"n": "Semi-Slav: Meran, Lundin Variation", "f": "r1bqkb1r/p2n1ppp/2p1pn2/8/1p1P4/2NBPN2/PP3PPP/R1BQK2R w KQkq", "c": "D47i", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 b5b4"}
{"n": "Queen's Indian: Nimzowitsch, 5.Nbd2", "f": "rn1qkb1r/p1pp1ppp/bp2pn2/8/2PP4/5NP1/PP1NPP1P/R1BQKB1R b KQkq", "c": "E15e", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8a6 b1d2"}
{"n": "King's Indian: Makagonov, 5...O-O 6.Bg5 h6", "f": "rnbq1rk1/ppp1ppb1/3p1npp/6B1/2PPP3/2N4P/PP3PP1/R2QKBNR w KQ", "c": "E71i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 h2h3 e8g8 c1g5 h7h6"}
{"n": "Sicilian: Najdorf, 7...Be7 8.Qf3 h6", "f": "rnbqk2r/1p2bpp1/p2ppn1p/6B1/3NPP2/2N2Q2/PPP3PP/R3KB1R w KQkq", "c": "B98f", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7 d1f3 h7h6"}
{"n": "Sicilian: Smith-Morra, 4.Nxc3 e6 5.Nf3", "f": "rnbqkbnr/pp1p1ppp/4p3/8/4P3/2N2N2/PP3PPP/R1BQKB1R b KQkq", "c": "B21v", "m": "e2e4 c7c5 d2d4 c5d4 c2c3 d4c3 b1c3 e7e6 g1f3"}
{"n": "QGA: Alekhine, 4.e3 e6 5.Bxc4 c5", "f": "rnbqkbnr/1p3ppp/p3p3/2p5/2BP4/4PN2/PP3PPP/RNBQK2R w KQkq", "c": "D22e", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 a7a6 e2e3 e7e6 f1c4 c7c5"}
{"n": "King's Indian: Averbakh, 6...c5 7.d5 h6 8.Be3 e6", "f": "rnbq1rk1/pp3pb1/3ppnpp/2pP4/2P1P3/2N1B3/PP2BPPP/R2QK1NR w KQ", "c": "E74l", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 c7c5 d4d5 h7h6 g5e3 e7e6"}
{"n": "Semi-Slav: Meran, Wade, Main Line", "f": "r2qkb1r/pb1n1ppp/4p3/2pnP3/Np1P4/3B1N2/PP3PPP/R1BQK2R w KQkq", "c": "D47r", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 c8b7 e3e4 b5b4 c3a4 c6c5 e4e5 f6d5"}
{"n": "Two Knights: Modern, Main Line, 8.Bxc6 bxc6 9.O-O Bc5", "f": "r2qk2r/p1pb1ppp/2p5/2bpP3/3Nn3/8/PPP2PPP/RNBQ1RK1 w kq", "c": "C55r", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 d2d4 e5d4 e4e5 d7d5 c4b5 f6e4 f3d4 c8d7 b5c6 b7c6 e1g1 f8c5"}
{"n": "King's Indian: 7.O-O Nbd7 8.Be3 c6", "f": "r1bq1rk1/pp1n1pbp/2pp1np1/4p3/2PPP3/2N1BN2/PP2BPPP/R2Q1RK1 w -", "c": "E94x", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8d7 c1e3 c7c6"}
{"n": "French: 2.Nc3", "f": "rnbqkbnr/pppp1ppp/4p3/8/4P3/2N5/PPPP1PPP/R1BQKBNR b KQkq", "c": "C00f", "m": "e2e4 e7e6 b1c3"}
{"n": "Sicilian: Open, 2...d6, 5.Nc3", "f": "rnbqkb1r/pp2pppp/3p1n2/8/3NP3/2N5/PPP2PPP/R1BQKB1R b KQkq", "c": "B56a", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3"}
{"n": "Two Knights: Morphy, Kieseritsky Variation", "f": "r1bqkb1r/ppp2ppp/5n2/n2Pp1N1/2B5/3P4/PPP2PPP/RNBQK2R b KQkq", "c": "C58b", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 f3g5 d7d5 e4d5 c6a5 d2d3"}
{"n": "Slav: Exchange, 5.Nc3 e6", "f": "rnbqkb1r/pp3ppp/4pn2/3p4/3P4/2N2N2/PP2PPPP/R1BQKB1R w KQkq", "c": "D13h", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 c4d5 c6d5 b1c3 e7e6"}
{"n": "Neo-Gr\u00fcnfeld, 6.O-O c6 7.Na3", "f": "rnbq1rk1/pp2ppbp/2p2np1/3p4/2PP4/N4NP1/PP2PPBP/R1BQ1RK1 b -", "c": "D78b", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 e1g1 c7c6 b1a3"}
{"n": "Sicilian: Richter-Rauzer, 7...a6, 9.f4 b5 10.Bxf6 gxf6 11.Kb1 Qb6 12.Nxc6", "f": "r3kb1r/3b1p1p/pqNppp2/1p6/4PP2/2N5/PPPQ2PP/1K1R1B1R b kq", "c": "B67s", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 a7a6 e1c1 c8d7 f2f4 b7b5 g5f6 g7f6 c1b1 d8b6 d4c6"}
{"n": "Sicilian: Grand Prix, 2...d6", "f": "rnbqkbnr/pp2pppp/3p4/2p5/4PP2/8/PPPP2PP/RNBQKBNR w KQkq", "c": "B21c", "m": "e2e4 c7c5 f2f4 d7d6"}
{"n": "Two Knights: Classical, 6.Re1", "f": "r1bqkb1r/pppp1ppp/2n5/8/2Bpn3/5N2/PPP2PPP/RNBQR1K1 b kq", "c": "C56b", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 d2d4 e5d4 e1g1 f6e4 f1e1"}
{"n": "Sicilian: Taimanov, 5...a6 6.Be3", "f": "r1bqkbnr/1p1p1ppp/p1n1p3/8/3NP3/2N1B3/PPP2PPP/R2QKB1R b KQkq", "c": "B46i", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 a7a6 c1e3"}
{"n": "Spanish: 5.O-O b5 6.Bb3 Bc5", "f": "r1bqk2r/2pp1ppp/p1n2n2/1pb1p3/4P3/1B3N2/PPPP1PPP/RNBQ1RK1 w kq", "c": "C78h", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 b7b5 a4b3 f8c5"}
{"n": "Sicilian: O'Kelly, 3.c4 e6", "f": "rnbqkbnr/1p1p1ppp/p3p3/2p5/2P1P3/5N2/PP1P1PPP/RNBQKB1R w KQkq", "c": "B28g", "m": "e2e4 c7c5 g1f3 a7a6 c2c4 e7e6"}
{"n": "Gr\u00fcnfeld: Russian, Simagin Variation", "f": "r1bq1rk1/ppp1ppbp/2n2np1/8/2QPP3/2N2N2/PP3PPP/R1B1KB1R w KQ", "c": "D97l", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 d1b3 d5c4 b3c4 e8g8 e2e4 b8c6"}
{"n": "French: Advance, Wade, 6.Be2", "f": "rn2kbnr/pp1b1ppp/1q2p3/2ppP3/3P4/2P2N2/PP2BPPP/RNBQK2R b KQkq", "c": "C02j", "m": "e2e4 e7e6 d2d4 d7d5 e4e5 c7c5 c2c3 d8b6 g1f3 c8d7 f1e2"}
{"n": "King's Indian: Kramer", "f": "rnbqk2r/ppp1ppbp/3p1np1/8/2PPP3/2N5/PP2NPPP/R1BQKB1R b KQkq", "c": "E70f", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1e2"}
{"n": "Alekhine: Modern, Larsen Variation", "f": "rnbqkb1r/ppp1pppp/8/3np3/3P4/5N2/PPP2PPP/RNBQKB1R w KQkq", "c": "B04f", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 g1f3 d6e5"}
{"n": "Semi-Slav: Moscow, Hastings Variation", "f": "rnb1kb1r/pp3pp1/2p1pq1p/3p4/2PP4/1QN2N2/PP2PPPP/R3KB1R b KQkq", "c": "D43q", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 c1g5 h7h6 g5f6 d8f6 d1b3"}
{"n": "Spanish: Schliemann, 4.d3 fxe4", "f": "r1bqkbnr/pppp2pp/2n5/1B2p3/4p3/3P1N2/PPP2PPP/RNBQK2R w KQkq", "c": "C63e", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f7f5 d2d3 f5e4"}
{"n": "Sicilian: Najdorf, 6...e6", "f": "rnbqkb1r/1p3ppp/p2ppn2/6B1/3NP3/2N5/PPP2PPP/R2QKB1R w KQkq", "c": "B95a", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6"}
{"n": "Spanish: Closed, Kholmov Variation", "f": "r2q1rk1/2p1bppp/p1npbn2/1p2p3/4P3/1BP2N1P/PP1P1PP1/RNBQR1K1 w -", "c": "C92c", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c8e6"}
{"n": "King's Indian: Mar del Plata, 9.Ne1 Ne8 10.Be3 f5 11.f3", "f": "r1bqnrk1/ppp1n1bp/3p2p1/3Ppp2/2P1P3/2N1BP2/PP2B1PP/R2QNRK1 b -", "c": "E98f", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 f3e1 f6e8 c1e3 f7f5 f2f3"}
{"n": "Neo-Indian: Blumenfeld/Benoni, 4.e3 cxd4", "f": "rnbqkb1r/pp1p1ppp/4pn2/8/2Pp4/4PN2/PP3PPP/RNBQKB1R w KQkq", "c": "E10j", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 c7c5 e2e3 c5d4"}
{"n": "Sicilian: 2.Nf3 d6 3.Bc4 Nf6 4.d3", "f": "rnbqkb1r/pp2pppp/3p1n2/2p5/2B1P3/3P1N2/PPP2PPP/RNBQK2R b KQkq", "c": "B50h", "m": "e2e4 c7c5 g1f3 d7d6 f1c4 g8f6 d2d3"}
{"n": "Queen's Indian: 4.e3 Bb7 5.Bd3 c5 6.O-O Be7 7.b3", "f": "rn1qk2r/pb1pbppp/1p2pn2/2p5/2PP4/1P1BPN2/P4PPP/RNBQ1RK1 b kq", "c": "E14u", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 e2e3 c8b7 f1d3 c7c5 e1g1 f8e7 b2b3"}
{"n": "Catalan: Open, Classical, 6.O-O", "f": "rnbqk2r/ppp1bppp/4pn2/8/2pP4/5NP1/PP2PPBP/RNBQ1RK1 b kq", "c": "E05e", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 f8e7 e1g1"}
{"n": "English: Symmetrical, Two Knights, 5.Nc3 Nc6 6.a3", "f": "r1bqkb1r/pp1p1ppp/2n1pn2/8/2PN4/P1N5/1P2PPPP/R1BQKB1R b KQkq", "c": "A33e", "m": "c2c4 c7c5 g1f3 g8f6 d2d4 c5d4 f3d4 e7e6 b1c3 b8c6 a2a3"}
{"n": "Queen's Indian: Old Main Line, 9.Qxc3 c5 10.Rd1 d6", "f": "rn1q1rk1/pb2bppp/1p1pp3/2p5/2PP4/2Q2NP1/PP2PPBP/R1BR2K1 w -", "c": "E19m", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 f6e4 d1c2 e4c3 c2c3 c7c5 f1d1 d7d6"}
{"n": "Sicilian: Taimanov, 6.Be3 a6 7.Be2 b5", "f": "r1b1kbnr/2qp1ppp/p1n1p3/1p6/3NP3/2N1B3/PPP1BPPP/R2QK2R w KQkq", "c": "B49b", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 c1e3 a7a6 f1e2 b7b5"}
{"n": "QGD: Semi-Tarrasch, 7.Bc4 Main Line, 13.Qc2", "f": "r2q1rk1/pb2bppp/1pn1p3/8/3P4/2PB1N2/P1Q2PPP/R1B1R1K1 b -", "c": "D41u", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 c4d5 f6d5 e2e3 b8c6 f1c4 c5d4 e3d4 f8e7 e1g1 e8g8 f1e1 d5c3 b2c3 b7b6 c4d3 c8b7 d1c2"}
{"n": "Queen's Indian: 4.e3 Bb7 5.Bd3 c5 6.O-O cxd4", "f": "rn1qkb1r/pb1p1ppp/1p2pn2/8/2Pp4/3BPN2/PP3PPP/RNBQ1RK1 w kq", "c": "E14s", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 e2e3 c8b7 f1d3 c7c5 e1g1 c5d4"}
{"n": "Sicilian: Rossolimo, 3...e6 4.Nc3", "f": "r1bqkbnr/pp1p1ppp/2n1p3/1Bp5/4P3/2N2N2/PPPP1PPP/R1BQK2R b KQkq", "c": "B30p", "m": "e2e4 c7c5 g1f3 b8c6 f1b5 e7e6 b1c3"}
{"n": "Pirc: 2.d4", "f": "rnbqkbnr/ppp1pppp/3p4/8/3PP3/8/PPP2PPP/RNBQKBNR b KQkq", "c": "B07d", "m": "e2e4 d7d6 d2d4"}
{"n": "Four Knights: Scotch, Main Line, 10.Bg5 c6 11.Qf3", "f": "r1bq1rk1/p4ppp/2p2n2/3p2B1/1b6/2NB1Q2/PPP2PPP/R4RK1 b -", "c": "C47x", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 d2d4 e5d4 f3d4 f8b4 d4c6 b7c6 f1d3 d7d5 e4d5 c6d5 e1g1 e8g8 c1g5 c7c6 d1f3"}
{"n": "Pirc: Austrian Attack", "f": "rnbqkb1r/ppp1pp1p/3p1np1/8/3PPP2/2N5/PPP3PP/R1BQKBNR b KQkq", "c": "B09a", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 f2f4"}
{"n": "Russian-Three Knights Game, 4.Nxe5", "f": "rnbqk2r/pppp1ppp/5n2/4N3/1b2P3/2N5/PPPP1PPP/R1BQKB1R b KQkq", "c": "C42d", "m": "e2e4 e7e5 g1f3 g8f6 b1c3 f8b4 f3e5"}
{"n": "Slav: Exchange, 8.Bd3 Main Line", "f": "r4rk1/pp3ppp/2nqpn2/3p4/3P4/2NQPN2/PP3PPP/R4RK1 w -", "c": "D14k", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 c4d5 c6d5 b1c3 b8c6 c1f4 c8f5 e2e3 e7e6 f1d3 f5d3 d1d3 f8d6 f4d6 d8d6 e1g1 e8g8"}
{"n": "Slav: Exchange, Trifunovic Variation", "f": "r2qk2r/pp3ppp/2n1pn2/3p1b2/1b1P1B2/1QN1PN2/PP3PPP/R3KB1R w KQkq", "c": "D14g", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 c4d5 c6d5 b1c3 b8c6 c1f4 c8f5 e2e3 e7e6 d1b3 f8b4"}
{"n": "Sicilian: Boleslavsky, 6...a6", "f": "r1bqkb1r/1p2pppp/p1np1n2/8/3NP3/2N5/PPP1BPPP/R1BQK2R w KQkq", "c": "B58c", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1e2 a7a6"}
{"n": "Two Knights: Morphy, G\u00f6ring Variation", "f": "r1b1kb1r/p1q2pp1/2p2n1p/n3N3/4p3/8/PPPPBPPP/RNBQK2R w KQkq", "c": "C59e", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 f3g5 d7d5 e4d5 c6a5 c4b5 c7c6 d5c6 b7c6 b5e2 h7h6 g5f3 e5e4 f3e5 d8c7"}
{"n": "Four Knights: Rubinstein, 5.Ba4 c6 6.Nxe5", "f": "r1bqkb1r/pp1p1ppp/2p2n2/4N3/B2nP3/2N5/PPPP1PPP/R1BQK2R b KQkq", "c": "C48p", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 f1b5 c6d4 b5a4 c7c6 f3e5"}
{"n": "QGD: 2...Bf5 3.Nc3", "f": "rn1qkbnr/ppp1pppp/8/3p1b2/2PP4/2N5/PP2PPPP/R1BQKBNR b KQkq", "c": "D06m", "m": "d2d4 d7d5 c2c4 c8f5 b1c3"}
{"n": "Queen's Indian: 5.Bg5 h6 6.Bh4 Be7", "f": "rn1qk2r/pbppbpp1/1p2pn1p/8/2PP3B/2N2N2/PP2PPPP/R2QKB1R w KQkq", "c": "E12x", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 b1c3 c8b7 c1g5 h7h6 g5h4 f8e7"}
{"n": "Pirc: Austrian, 5...O-O 6.Bd3 Nc6", "f": "r1bq1rk1/ppp1ppbp/2np1np1/8/3PPP2/2NB1N2/PPP3PP/R1BQK2R w KQ", "c": "B09j", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 f2f4 f8g7 g1f3 e8g8 f1d3 b8c6"}
{"n": "King's Indian: 5.Nf3 O-O 6.h3 e5 7.d5 Na6", "f": "r1bq1rk1/ppp2pbp/n2p1np1/3Pp3/2P1P3/2N2N1P/PP3PP1/R1BQKB1R w KQ", "c": "E90s", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 h2h3 e7e5 d4d5 b8a6"}
{"n": "Sicilian: Pin, Jaffe Variation", "f": "rnbqk2r/pp1p1ppp/5n2/4p3/1b1NP3/2NB4/PPP2PPP/R1BQK2R w KQkq", "c": "B40t", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 g8f6 b1c3 f8b4 f1d3 e6e5"}
{"n": "QGD: 4.Bg5 Be7 5.Nf3 O-O 6.Qc2 c5", "f": "rnbq1rk1/pp2bppp/4pn2/2pp2B1/2PP4/2N2N2/PPQ1PPPP/R3KB1R w KQ", "c": "D53o", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 g1f3 e8g8 d1c2 c7c5"}
{"n": "Spanish: Closed, Chigorin, Keres Variation", "f": "r1bq1rk1/3nbppp/p2p4/npp1p3/3PP3/2P2N1P/PPB2PP1/RNBQR1K1 w -", "c": "C96n", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 f6d7"}
{"n": "Sicilian: Taimanov, Four Knights, 6.Ndb5 Bb4 7.a3, 9.ed5 ed5", "f": "r1bqk2r/pp3ppp/2n2n2/3p4/8/P1N5/1PP2PPP/R1BQKB1R w KQkq", "c": "B45t", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 g8f6 d4b5 f8b4 a2a3 b4c3 b5c3 d7d5 e4d5 e6d5"}
{"n": "French: KIA 2.d3 d5 3.Qe2", "f": "rnbqkbnr/ppp2ppp/4p3/3p4/4P3/3P4/PPP1QPPP/RNB1KBNR b KQkq", "c": "C00n", "m": "e2e4 e7e6 d2d3 d7d5 d1e2"}
{"n": "English: Neo-Catalan Declined", "f": "rnbqk2r/ppp1bppp/4pn2/3p4/2P5/5NP1/PP1PPPBP/RNBQK2R w KQkq", "c": "A14", "m": "c2c4 e7e6 g1f3 d7d5 g2g3 g8f6 f1g2 f8e7"}
{"n": "Two Knights: Classical, Moller, 10.Neg5", "f": "r3kb1r/ppp2ppp/2n1b3/q5N1/3p4/5N2/PPP2PPP/R1BQR1K1 b kq", "c": "C56j", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 d2d4 e5d4 e1g1 f6e4 f1e1 d7d5 c4d5 d8d5 b1c3 d5a5 c3e4 c8e6 e4g5"}
{"n": "Semi-Slav: Moscow, 6.Bh4 Gambit, 7.e4", "f": "rnbqkb1r/pp3pp1/2p1pn1p/8/2pPP2B/2N2N2/PP3PPP/R2QKB1R b KQkq", "c": "D43l", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 c1g5 h7h6 g5h4 d5c4 e2e4"}
{"n": "King's Indian: 7.O-O Nbd7 8.Re1 Re8 9.Bf1", "f": "r1bqr1k1/pppn1pbp/3p1np1/4p3/2PPP3/2N2N2/PP3PPP/R1BQRBK1 b -", "c": "E95e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8d7 f1e1 f8e8 e2f1"}
{"n": "Catalan: Open, Classical, 6.O-O O-O", "f": "rnbq1rk1/ppp1bppp/4pn2/8/2pP4/5NP1/PP2PPBP/RNBQ1RK1 w -", "c": "E05f", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 f8e7 e1g1 e8g8"}
{"n": "Queen's Indian: Petrosian, 6.cxd5 exd5", "f": "rn1qkb1r/pbp2ppp/1p3n2/3p4/3P4/P1N2N2/1P2PPPP/R1BQKB1R w KQkq", "c": "E12p", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 a2a3 c8b7 b1c3 d7d5 c4d5 e6d5"}
{"n": "Sicilian: Scheveningen, 6.Be3 a6", "f": "rnbqkb1r/1p3ppp/p2ppn2/8/3NP3/2N1B3/PPP2PPP/R2QKB1R w KQkq", "c": "B80e", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 c1e3 a7a6"}
{"n": "Spanish: Closed, Chigorin, 13...Nc6", "f": "r1b2rk1/2q1bppp/p1np1n2/1p2p3/3PP3/5N1P/PPBN1PP1/R1BQR1K1 w -", "c": "C99i", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 d8c7 b1d2 c5d4 c3d4 a5c6"}
{"n": "French: Rubinstein, 5.Nf3 Ngf6 6.Bd3", "f": "r1bqkb1r/pppn1ppp/4pn2/8/3PN3/3B1N2/PPP2PPP/R1BQK2R b KQkq", "c": "C10k", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 d5e4 c3e4 b8d7 g1f3 g8f6 f1d3"}
{"n": "Indian: Mexican Defence (Two Knights Tango)", "f": "r1bqkb1r/pppppppp/2n2n2/8/2PP4/8/PP2PPPP/RNBQKBNR w KQkq", "c": "A50b", "m": "d2d4 g8f6 c2c4 b8c6"}
{"n": "King's Indian: 7.O-O exd4", "f": "rnbq1rk1/ppp2pbp/3p1np1/8/2PpP3/2N2N2/PP2BPPP/R1BQ1RK1 w -", "c": "E94b", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 e5d4"}
{"n": "Gr\u00fcnfeld: Gr\u00fcnfeld Gambit", "f": "rnbq1rk1/ppp1ppbp/5np1/3p4/2PP1B2/2N1P3/PP3PPP/R2QKBNR w KQ", "c": "D83", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c1f4 f8g7 e2e3 e8g8"}
{"n": "King's Gambit", "f": "rnbqkbnr/pppp1ppp/8/4p3/4PP2/8/PPPP2PP/RNBQKBNR b KQkq", "c": "C30a", "m": "e2e4 e7e5 f2f4"}
{"n": "Gr\u00fcnfeld: 4.Bf4", "f": "rnbqkb1r/ppp1pp1p/5np1/3p4/2PP1B2/2N5/PP2PPPP/R2QKBNR b KQkq", "c": "D82", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c1f4"}
{"n": "Sicilian: 2...e6", "f": "rnbqkbnr/pp1p1ppp/4p3/2p5/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq", "c": "B40a", "m": "e2e4 c7c5 g1f3 e7e6"}
{"n": "Richter-Veresov: 3...Bf5 4.Nf3", "f": "rn1qkb1r/ppp1pppp/5n2/3p1bB1/3P4/2N2N2/PPP1PPPP/R2QKB1R b KQkq", "c": "D01j", "m": "d2d4 d7d5 b1c3 g8f6 c1g5 c8f5 g1f3"}
{"n": "Queen's Pawn: Neo-Indian, 3...b6", "f": "rnbqkb1r/p1pp1ppp/1p2pn2/8/2PP4/2N5/PP2PPPP/R1BQKBNR w KQkq", "c": "E00e", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 b7b6"}
{"n": "Sicilian: O'Kelly Variation", "f": "rnbqkbnr/1p1ppppp/p7/2p5/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq", "c": "B28a", "m": "e2e4 c7c5 g1f3 a7a6"}
{"n": "Scotch Gambit", "f": "r1bqkbnr/pppp1ppp/2n5/8/2BpP3/5N2/PPP2PPP/RNBQK2R b KQkq", "c": "C44x", "m": "e2e4 e7e5 g1f3 b8c6 d2d4 e5d4 f1c4"}
{"n": "Caro-Kann: Maroczy (Fantasy), 3...dxe4", "f": "rnbqkbnr/pp2pppp/2p5/8/3Pp3/5P2/PPP3PP/RNBQKBNR w KQkq", "c": "B12f", "m": "e2e4 c7c6 d2d4 d7d5 f2f3 d5e4"}
{"n": "Nimzo-Indian: Classical, Pirc, 6.a3 Bxc5 7.Nf3 b6 8.Bg5", "f": "rnbq1rk1/p2p1ppp/1p2pn2/2b3B1/2P5/P1N2N2/1PQ1PPPP/R3KB1R b KQ", "c": "E39m", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 c7c5 d4c5 e8g8 a2a3 b4c5 g1f3 b7b6 c1g5"}
{"n": "KGA: 3.Nf3 g5", "f": "rnbqkbnr/pppp1p1p/8/6p1/4Pp2/5N2/PPPP2PP/RNBQKB1R w KQkq", "c": "C37", "m": "e2e4 e7e5 f2f4 e5f4 g1f3 g7g5"}
{"n": "Sicilian: Pelikan, Chelyabinsk, 9.Nd5 Be7, 11.c3 Bg5", "f": "r1bqk2r/5ppp/p1np4/1p1Np1b1/4P3/N1P5/PP3PPP/R2QKB1R w KQkq", "c": "B33p", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e5 d4b5 d7d6 c1g5 a7a6 b5a3 b7b5 c3d5 f8e7 g5f6 e7f6 c2c3 f6g5"}
{"n": "Sicilian: 3.Bb5+ Nd7 4.d4", "f": "r1bqkbnr/pp1npppp/3p4/1Bp5/3PP3/5N2/PPP2PPP/RNBQK2R b KQkq", "c": "B51f", "m": "e2e4 c7c5 g1f3 d7d6 f1b5 b8d7 d2d4"}
{"n": "Semi-Slav: Meran, Lundin, 9.Ne4", "f": "r1bqkb1r/p2n1ppp/2p1pn2/8/1p1PN3/3BPN2/PP3PPP/R1BQK2R b KQkq", "c": "D47j", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 b5b4 c3e4"}
{"n": "Caro-Kann: Advance, 3...c5", "f": "rnbqkbnr/pp2pppp/8/2ppP3/3P4/8/PPP2PPP/RNBQKBNR w KQkq", "c": "B12j", "m": "e2e4 c7c6 d2d4 d7d5 e4e5 c6c5"}
{"n": "Catalan: Open, Classical, 8.a4 Bd7 9.Qxc4", "f": "rn1q1rk1/1ppbbppp/p3pn2/8/P1QP4/5NP1/1P2PPBP/RNB2RK1 b -", "c": "E05m", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 f8e7 e1g1 e8g8 d1c2 a7a6 a2a4 c8d7 c2c4"}
{"n": "Budapest: Rubinstein, 4...Nc6", "f": "r1bqkb1r/pppp1ppp/2n5/4P3/2P2Bn1/8/PP2PPPP/RN1QKBNR w KQkq", "c": "A52j", "m": "d2d4 g8f6 c2c4 e7e5 d4e5 f6g4 c1f4 b8c6"}
{"n": "Queen's Indian: Nimzowitsch, 5.b3 Bb7", "f": "rn1qkb1r/pbpp1ppp/1p2pn2/8/2PP4/1P3NP1/P3PP1P/RNBQKB1R w KQkq", "c": "E15n", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8a6 b2b3 a6b7"}
{"n": "Alekhine: Scandinavian, Exchange", "f": "rnbqkb1r/ppp1pppp/5n2/3P4/8/2N5/PPPP1PPP/R1BQKBNR b KQkq", "c": "B02g", "m": "e2e4 g8f6 b1c3 d7d5 e4d5"}
{"n": "Sicilian: Accelerated Fianchetto, Modern, 6.Be3 d6 7.Qd2", "f": "r1bqk1nr/pp2ppbp/2np2p1/8/3NP3/2N1B3/PPPQ1PPP/R3KB1R b KQkq", "c": "B34o", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 b1c3 f8g7 c1e3 d7d6 d1d2"}
{"n": "Budapest: 3.e3", "f": "rnbqkb1r/pppp1ppp/5n2/4p3/2PP4/4P3/PP3PPP/RNBQKBNR b KQkq", "c": "A51b", "m": "d2d4 g8f6 c2c4 e7e5 e2e3"}
{"n": "Sicilian: Maroczy Bind, 5...Nf6", "f": "r1bqkb1r/pp1ppp1p/2n2np1/8/2PNP3/8/PP3PPP/RNBQKB1R w KQkq", "c": "B36c", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 g8f6"}
{"n": "QGD: Cambridge Springs, Yugoslav Variation", "f": "r1b1kb1r/pp1n1ppp/2p1p3/q2n2B1/3P4/2N1PN2/PP3PPP/R2QKB1R w KQkq", "c": "D52e", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 b8d7 e2e3 c7c6 g1f3 d8a5 c4d5 f6d5"}
{"n": "French: Tarrasch, Open, 4.exd5 exd5 5.Ngf3 Nf6, Main Line, 10.Nb3", "f": "r2qk2r/pp2bppp/5n2/2np4/8/1N3N2/PPP2PPP/R1BQ1RK1 b kq", "c": "C08m", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 e4d5 e6d5 g1f3 g8f6 f1b5 c8d7 b5d7 b8d7 e1g1 f8e7 d4c5 d7c5 d2b3"}
{"n": "Queen's Indian: Nimzowitsch, 5.b3 Bb4+, Main Line, 9.Ne5", "f": "rn1qk2r/p3bppp/bpp1pn2/3pN3/2PP4/1PB3P1/P3PPBP/RN1QK2R b KQkq", "c": "E15s", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8a6 b2b3 f8b4 c1d2 b4e7 f1g2 c7c6 d2c3 d7d5 f3e5"}
{"n": "Spanish: Exchange, Gligoric, 6.d4 exd4", "f": "r1bqkbnr/1pp3pp/p1p2p2/8/3pP3/5N2/PPP2PPP/RNBQ1RK1 w kq", "c": "C69h", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5c6 d7c6 e1g1 f7f6 d2d4 e5d4"}
{"n": "QGA: Bogoljubow, 7.a4 Nxc3", "f": "rnb1kb1r/2p1pppp/p7/1p1qP3/P1pP4/2P2N2/5PPP/R1BQKB1R w KQkq", "c": "D24s", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 b1c3 a7a6 e2e4 b7b5 e4e5 f6d5 a2a4 d5c3 b2c3 d8d5"}
{"n": "Spanish: Closed, Chigorin, 13...Rd8", "f": "r1br2k1/2q1bppp/p2p1n2/np2p3/3PP3/5N1P/PPBN1PP1/R1BQR1K1 w -", "c": "C99b", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 d8c7 b1d2 c5d4 c3d4 f8d8"}
{"n": "QGD: Tarrasch without Nc3", "f": "rnbqkbnr/pp3ppp/4p3/2pp4/2PP4/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "D30h", "m": "d2d4 d7d5 c2c4 e7e6 g1f3 c7c5"}
{"n": "Three Knights: 3...Bc5", "f": "r1bqk1nr/pppp1ppp/2n5/2b1p3/4P3/2N2N2/PPPP1PPP/R1BQKB1R w KQkq", "c": "C46e", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 f8c5"}
{"n": "French", "f": "rnbqkbnr/pppp1ppp/4p3/8/4P3/8/PPPP1PPP/RNBQKBNR w KQkq", "c": "C00a", "m": "e2e4 e7e6"}
{"n": "Caro-Kann: Two Knights, 3...Bg4 4.h3 Bxf3 5.Qxf3 e6 6.d3", "f": "rn1qkbnr/pp3ppp/2p1p3/3p4/4P3/2NP1Q1P/PPP2PP1/R1B1KB1R b KQkq", "c": "B11j", "m": "e2e4 c7c6 b1c3 d7d5 g1f3 c8g4 h2h3 g4f3 d1f3 e7e6 d2d3"}
{"n": "Trompowsky: 2...Ne4 3.Bf4 d5 4.e3", "f": "rnbqkb1r/ppp1pppp/8/3p4/3PnB2/4P3/PPP2PPP/RN1QKBNR b KQkq", "c": "A45w", "m": "d2d4 g8f6 c1g5 f6e4 g5f4 d7d5 e2e3"}
{"n": "Two Knights: Morphy, 8.Be2", "f": "r1bqkb1r/p4ppp/2p2n2/n3p1N1/8/8/PPPPBPPP/RNBQK2R b KQkq", "c": "C58h", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 f3g5 d7d5 e4d5 c6a5 c4b5 c7c6 d5c6 b7c6 b5e2"}
{"n": "Catalan: Closed, 7.Qc2 c6 8.b3 b6 9.Rd1 Bb7", "f": "r2q1rk1/pb1nbppp/1pp1pn2/3p4/2PP4/1P3NP1/P1Q1PPBP/RNBR2K1 w -", "c": "E08p", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 f8e7 g1f3 e8g8 e1g1 b8d7 d1c2 c7c6 b2b3 b7b6 f1d1 c8b7"}
{"n": "Spanish: Closed, Karpov Variation, 10.d4 Bf6 11.a4 Bb7 12.Na3", "f": "r2q1rk1/1bpn1ppp/p1np1b2/1p2p3/P2PP3/NBP2N1P/1P3PP1/R1BQR1K1 b -", "c": "C92h", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 f6d7 d2d4 e7f6 a2a4 c8b7 b1a3"}
{"n": "Two Knights: Max Lange Attack", "f": "r1bqk2r/pppp1ppp/2n2n2/2b5/2BpP3/5N2/PPP2PPP/RNBQ1RK1 w kq", "c": "C55u", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 d2d4 e5d4 e1g1 f8c5"}
{"n": "Neo-King's Indian: Torre Attack", "f": "rnbq1rk1/ppp1ppbp/5np1/3p2B1/3PP3/5N2/PPPN1PPP/R2QKB1R w KQ", "c": "A48u", "m": "d2d4 g8f6 g1f3 g7g6 c1g5 f8g7 b1d2 e8g8 e2e4 d7d5"}
{"n": "King's Indian: Accelerated Averbakh System", "f": "rnbqk2r/ppp1ppbp/3p1np1/6B1/2PPP3/2N5/PP3PPP/R2QKBNR b KQkq", "c": "E70s", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 c1g5"}
{"n": "QGD: Semi-Tarrasch, 5.e3 Nc6 6.a3 cxd4", "f": "r1bqkb1r/pp3ppp/2n1pn2/3p4/2Pp4/P1N1PN2/1P3PPP/R1BQKB1R w KQkq", "c": "D40l", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 e2e3 b8c6 a2a3 c5d4"}
{"n": "French: Winawer, Poisoned Pawn, Main Line, 13.Nxc3", "f": "r3k1r1/ppqbnp2/2n1p3/3pP3/5P2/P1NQ4/2P3PP/R1B1KB1R b KQq", "c": "C18v", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3 b2c3 g8e7 d1g4 d8c7 g4g7 h8g8 g7h7 c5d4 g1e2 b8c6 f2f4 c8d7 h7d3 d4c3 e2c3"}
{"n": "Queen's Indian: Opovcensky Variation", "f": "rn1qk2r/pbppbppp/1p2p3/8/2PPn3/2N2NP1/PP1BPPBP/R2QK2R b KQkq", "c": "E17h", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 b1c3 f6e4 c1d2"}
{"n": "Caro-Kann: Classical, 6.Nf3", "f": "rn1qkbnr/pp2pppp/2p3b1/8/3P4/5NN1/PPP2PPP/R1BQKB1R b KQkq", "c": "B18l", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 c8f5 e4g3 f5g6 g1f3"}
{"n": "QGD: Orthodox, Rubinstein, 7.Qc2 c5 8.cxd5", "f": "r1bq1rk1/pp1nbppp/4pn2/2pP2B1/3P4/2N1PN2/PPQ2PPP/R3KB1R b KQ", "c": "D62", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 b8d7 d1c2 c7c5 c4d5"}
{"n": "French: Tarrasch, Closed", "f": "rnbqkb1r/ppp2ppp/4pn2/3p4/3PP3/8/PPPN1PPP/R1BQKBNR w KQkq", "c": "C05a", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 g8f6"}
{"n": "Pirc: Austrian Attack", "f": "rnbqk2r/ppp1ppbp/3p1np1/8/3PPP2/2N5/PPP3PP/R1BQKBNR w KQkq", "c": "B09b", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 f2f4 f8g7"}
{"n": "French: Tarrasch, Open, 4.exd5 Qxd5", "f": "rnb1kbnr/pp3ppp/4p3/2pq4/3P4/8/PPPN1PPP/R1BQKBNR w KQkq", "c": "C07j", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 e4d5 d8d5"}
{"n": "Semi-Slav: Meran, Old Main Line, 11.Nxb5 axb5 12.exf6 gxf6", "f": "r1bqkb1r/3n1p1p/4pp2/1p6/3p4/3B1N2/PP3PPP/R1BQK2R w KQkq", "c": "D49k", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 a7a6 e3e4 c6c5 e4e5 c5d4 c3b5 a6b5 e5f6 g7f6"}
{"n": "Queen's Indian: Old Main Line, 9.Qxc3 c5 10.Rd1 d6 11.b3 Bf6 12.Bb2 Qe7", "f": "rn3rk1/pb2qppp/1p1ppb2/2p5/2PP4/1PQ2NP1/PB2PPBP/R2R2K1 w -", "c": "E19p", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 f6e4 d1c2 e4c3 c2c3 c7c5 f1d1 d7d6 b2b3 e7f6 c1b2 d8e7"}
{"n": "Three Knights: Steinitz Variation", "f": "r1bqkbnr/pppp1p1p/2n3p1/4p3/4P3/2N2N2/PPPP1PPP/R1BQKB1R w KQkq", "c": "C46i", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g7g6"}
{"n": "Spanish: Closed, 6...b5", "f": "r1bqk2r/2ppbppp/p1n2n2/1p2p3/B3P3/5N2/PPPP1PPP/RNBQR1K1 w kq", "c": "C88a", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5"}
{"n": "Sicilian: Open, 2...d6, 5.Nc3 Nbd7 6.Bc4", "f": "r1bqkb1r/pp1npppp/3p1n2/8/2BNP3/2N5/PPP2PPP/R1BQK2R b KQkq", "c": "B56e", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8d7 f1c4"}
{"n": "Sicilian: Accelerated Pterodactyl, 4.dxc5 Qa5+", "f": "rnb1k1nr/pp1pppbp/6p1/q1P5/4P3/5N2/PPP2PPP/RNBQKB1R w KQkq", "c": "B27o", "m": "e2e4 c7c5 g1f3 g7g6 d2d4 f8g7 d4c5 d8a5"}
{"n": "Old Benoni: Czech, 3.c4 d6", "f": "rnbqkbnr/pp3ppp/3p4/2pPp3/2P5/8/PP2PPPP/RNBQKBNR w KQkq", "c": "A44d", "m": "d2d4 c7c5 d4d5 e7e5 c2c4 d7d6"}
{"n": "Caro-Kann: Steinitz, 5.Bc4 Ngf6", "f": "r1bqkb1r/pp1npppp/2p2n2/8/2BPN3/8/PPP2PPP/R1BQK1NR w KQkq", "c": "B17q", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 b8d7 f1c4 g8f6"}
{"n": "Giuoco Pianissimo: 4.d3 Nf6 5.O-O d6", "f": "r1bqk2r/ppp2ppp/2np1n2/2b1p3/2B1P3/3P1N2/PPP2PPP/RNBQ1RK1 w kq", "c": "C50q", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 f8c5 d2d3 g8f6 e1g1 d7d6"}
{"n": "King's Indian: S\u00e4misch, 5...c5 Queenswap", "f": "rnbk3r/pp2ppbp/5np1/2p5/2P1P3/2N2P2/PP4PP/R1B1KBNR w KQ", "c": "E80i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 c7c5 d4c5 d6c5 d1d8 e8d8"}
{"n": "Sicilian, Taimanov, Szen, 7.N1c3", "f": "r1bqkb1r/pp3ppp/2nppn2/1N6/2P1P3/2N5/PP3PPP/R1BQKB1R b KQkq", "c": "B44q", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 d4b5 d7d6 c2c4 g8f6 b1c3"}
{"n": "QGA: Classical, Steinitz Variation", "f": "rnbqkb1r/pp3ppp/4pn2/8/2Bp4/4PN2/PP3PPP/RNBQ1RK1 w kq", "c": "D26q", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 c5d4"}
{"n": "Old Benoni: Czech, 3.c4", "f": "rnbqkbnr/pp1p1ppp/8/2pPp3/2P5/8/PP2PPPP/RNBQKBNR b KQkq", "c": "A44c", "m": "d2d4 c7c5 d4d5 e7e5 c2c4"}
{"n": "Spanish: Closed, Exchange, 7.d3 Nd7 8.Nbd2 O-O 9.Nc4", "f": "r1bq1rk1/1ppnbppp/p1p5/4p3/2N1P3/3P1N2/PPP2PPP/R1BQ1RK1 b -", "c": "C85n", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 a4c6 d7c6 d2d3 f6d7 b1d2 e8g8 d2c4"}
{"n": "Dutch: 2.c4 Nf6 3.g3 e6 4.Bg2 Be7", "f": "rnbqk2r/ppppb1pp/4pn2/5p2/2PP4/6P1/PP2PPBP/RNBQK1NR w KQkq", "c": "A91", "m": "d2d4 f7f5 c2c4 g8f6 g2g3 e7e6 f1g2 f8e7"}
{"n": "Old Benoni: 2.d5 Nf6 3.Nf3", "f": "rnbqkb1r/pp1ppppp/5n2/2pP4/8/5N2/PPP1PPPP/RNBQKB1R b KQkq", "c": "A43l", "m": "d2d4 c7c5 d4d5 g8f6 g1f3"}
{"n": "Sicilian: Boleslavsky, 6...Bd7", "f": "r2qkb1r/pp1bpppp/2np1n2/8/3NP3/2N5/PPP1BPPP/R1BQK2R w KQkq", "c": "B58b", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1e2 c8d7"}
{"n": "Sicilian: Najdorf, 6.f4 Qc7 7.Nf3 Nbd7", "f": "r1b1kb1r/1pqnpppp/p2p1n2/8/4PP2/2N2N2/PPP3PP/R1BQKB1R w KQkq", "c": "B93i", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 f2f4 d8c7 d4f3 b8d7"}
{"n": "Slav: Dutch, 8...O-O 9.Qe2 Bg4", "f": "rn1q1rk1/pp3ppp/2p1pn2/8/PbBP2b1/2N1PN2/1P2QPPP/R1B2RK1 w -", "c": "D19b", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 e2e3 e7e6 f1c4 f8b4 e1g1 e8g8 d1e2 f5g4"}
{"n": "King's Indian: Fianchetto without Nc3, 6...Nbd7 7.Qc2 e5 8.Rd1 Re8", "f": "r1bqr1k1/pppn1pbp/3p1np1/4p3/2PP4/5NP1/PPQ1PPBP/RNBR2K1 w -", "c": "E60r", "m": "d2d4 g8f6 c2c4 g7g6 g1f3 f8g7 g2g3 e8g8 f1g2 d7d6 e1g1 b8d7 d1c2 e7e5 f1d1 f8e8"}
{"n": "Slav: Dutch, 8...O-O 9.Qe2 Nbd7 10.e4 Bg6 11.Bd3 Bh5 12.e5", "f": "r2q1rk1/pp1n1ppp/2p1pn2/4P2b/Pb1P4/2NB1N2/1P2QPPP/R1B2RK1 b -", "c": "D19o", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 e2e3 e7e6 f1c4 f8b4 e1g1 e8g8 d1e2 b8d7 e3e4 f5g6 c4d3 g6h5 e4e5"}
{"n": "Sicilian: Richter-Rauzer, 7...Be7, 9.f4 Nxd4 10.Qxd4 Qa5 11.Kb1", "f": "r1b2rk1/pp2bppp/3ppn2/q5B1/3QPP2/2N5/PPP3PP/1K1R1B1R b -", "c": "B65d", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 f8e7 e1c1 e8g8 f2f4 c6d4 d2d4 d8a5 c1b1"}
{"n": "QGD: Exchange, 5.Bg5 c6 6.e3 Be7 7.Bd3 O-O", "f": "rnbq1rk1/pp2bppp/2p2n2/3p2B1/3P4/2NBP3/PP3PPP/R2QK1NR w KQ", "c": "D35v", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1g5 c7c6 e2e3 f8e7 f1d3 e8g8"}
{"n": "King's Indian: S\u00e4misch, 5...c6 6.Be3 a6 7.a4", "f": "rnbqk2r/1p2ppbp/p1pp1np1/8/P1PPP3/2N1BP2/1P4PP/R2QKBNR b KQkq", "c": "E80o", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 c7c6 c1e3 a7a6 a2a4"}
{"n": "Sicilian: Najdorf, 6.g3 e5", "f": "rnbqkb1r/1p3ppp/p2p1n2/4p3/3NP3/2N3P1/PPP2P1P/R1BQKB1R w KQkq", "c": "B91f", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 g2g3 e7e5"}
{"n": "Neo-Indian: 3.Nf3 a6 4.Nc3", "f": "rnbqkb1r/1ppp1ppp/p3pn2/8/2PP4/2N2N2/PP2PPPP/R1BQKB1R b KQkq", "c": "E10e", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 a7a6 b1c3"}
{"n": "King's Indian: Averbakh, 6...h6 7.Be3", "f": "rnbq1rk1/ppp1ppb1/3p1npp/8/2PPP3/2N1B3/PP2BPPP/R2QK1NR b KQ", "c": "E73w", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 h7h6 g5e3"}
{"n": "Scandinavian: 2...Qxd5", "f": "rnb1kbnr/ppp1pppp/8/3q4/8/8/PPPP1PPP/RNBQKBNR w KQkq", "c": "B01b", "m": "e2e4 d7d5 e4d5 d8d5"}
{"n": "Sicilian: Pelikan/Sveshnikov", "f": "r1bqkb1r/pp1p1ppp/2n2n2/4p3/3NP3/2N5/PPP2PPP/R1BQKB1R w KQkq", "c": "B33d", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e5"}
{"n": "Dutch: 2.Bg5 g6", "f": "rnbqkbnr/ppppp2p/6p1/5pB1/3P4/8/PPP1PPPP/RN1QKBNR w KQkq", "c": "A80g", "m": "d2d4 f7f5 c1g5 g7g6"}
{"n": "King's Indian: Four Pawns Attack, 5...O-O", "f": "rnbq1rk1/ppp1ppbp/3p1np1/8/2PPPP2/2N5/PP4PP/R1BQKBNR w KQ", "c": "E76d", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f4 e8g8"}
{"n": "QGA: Classical, 8...Bb7 9.Rd1 Nbd7 10.Nc3 Qb6", "f": "r3kb1r/1b1n1ppp/pq2pn2/1pp5/3P4/1BN1PN2/PP2QPPP/R1BR2K1 w kq", "c": "D29n", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 d1e2 b7b5 c4b3 c8b7 f1d1 b8d7 b1c3 d8b6"}
{"n": "Queen's Pawn: 2.e3", "f": "rnbqkbnr/ppp1pppp/8/3p4/3P4/4P3/PPP2PPP/RNBQKBNR b KQkq", "c": "D00d", "m": "d2d4 d7d5 e2e3"}
{"n": "QGD: 4.Bg5 Nbd7", "f": "r1bqkb1r/pppn1ppp/4pn2/3p2B1/2PP4/2N5/PP2PPPP/R2QKBNR w KQkq", "c": "D51", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 b8d7"}
{"n": "Sicilian: Pelikan, 7.Bg5 a6 8.Na3", "f": "r1bqkb1r/1p3ppp/p1np1n2/4p1B1/4P3/N1N5/PPP2PPP/R2QKB1R b KQkq", "c": "B33k", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e5 d4b5 d7d6 c1g5 a7a6 b5a3"}
{"n": "Sicilian: Dragon, 6.Be2", "f": "rnbqkb1r/pp2pp1p/3p1np1/8/3NP3/2N5/PPP1BPPP/R1BQK2R b KQkq", "c": "B70i", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 f1e2"}
{"n": "Benko Gambit: 7.e4, Main Line, 11...Nbd7 12.Re1 Ng4", "f": "r2q1rk1/3nppbp/3p2p1/2pP4/4P1n1/2N2NP1/PP3PKP/R1BQR3 w -", "c": "A59m", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6 c8a6 b1c3 d7d6 e2e4 a6f1 e1f1 g7g6 g2g3 f8g7 f1g2 e8g8 g1f3 b8d7 h1e1 f6g4"}
{"n": "Spanish: Classical, 4.O-O d6 5.c3", "f": "r1bqk1nr/ppp2ppp/2np4/1Bb1p3/4P3/2P2N2/PP1P1PPP/RNBQ1RK1 b kq", "c": "C64o", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f8c5 e1g1 d7d6 c2c3"}
{"n": "French: MacCutcheon, 5.exd5", "f": "rnbqk2r/ppp2ppp/4pn2/3P2B1/1b1P4/2N5/PPP2PPP/R2QKBNR b KQkq", "c": "C12b", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8b4 e4d5"}
{"n": "Italian: Blackburne-Shilling Gambit", "f": "r1bqkbnr/pppp1ppp/8/4p3/2BnP3/5N2/PPPP1PPP/RNBQK2R w KQkq", "c": "C50c", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 c6d4"}
{"n": "Modern: Averbakh, 4...e5", "f": "rnbqk1nr/ppp2pbp/3p2p1/4p3/2PPP3/2N5/PP3PPP/R1BQKBNR w KQkq", "c": "A42n", "m": "d2d4 d7d6 c2c4 g7g6 b1c3 f8g7 e2e4 e7e5"}
{"n": "Semi-Slav: Botvinnik, 7.a4", "f": "rnbqkb1r/p4ppp/2p1pn2/1p4B1/P1pPP3/2N2N2/1P3PPP/R2QKB1R b KQkq", "c": "D44d", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 c1g5 d5c4 e2e4 b7b5 a2a4"}
{"n": "Caro-Kann: English Variation", "f": "rnbqkbnr/pp2pppp/2p5/3p4/2P1P3/8/PP1P1PPP/RNBQKBNR w KQkq", "c": "B10i", "m": "e2e4 c7c6 c2c4 d7d5"}
{"n": "Old Benoni: Czech, 3.c4 d6 4.e4 g6", "f": "rnbqkbnr/pp3p1p/3p2p1/2pPp3/2P1P3/8/PP3PPP/RNBQKBNR w KQkq", "c": "A44h", "m": "d2d4 c7c5 d4d5 e7e5 c2c4 d7d6 e2e4 g7g6"}
{"n": "French: Tarrasch, Guimard, Main Line, 6.Be2 f6", "f": "r1bqkb1r/pppn2pp/2n1pp2/3pP3/3P4/5N2/PPPNBPPP/R1BQK2R w KQkq", "c": "C04g", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 b8c6 g1f3 g8f6 e4e5 f6d7 f1e2 f7f6"}
{"n": "Sicilian: Najdorf, 7.f4 Nbd7 8.Qf3 Qc7 9.O-O-O b5 10.e5", "f": "r1b1kb1r/2qn1ppp/p2ppn2/1p2P1B1/3N1P2/2N2Q2/PPP3PP/2KR1B1R b kq", "c": "B96m", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 b8d7 d1f3 d8c7 e1c1 b7b5 e4e5"}
{"n": "Sicilian: Maroczy Bind, 7.Nc3 O-O 8.Be2 b6 9.O-O", "f": "r1bq1rk1/p2pppbp/1pn2np1/8/2PNP3/2N1B3/PP2BPPP/R2Q1RK1 b -", "c": "B38i", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 c1e3 g8f6 b1c3 e8g8 f1e2 b7b6 e1g1"}
{"n": "Benoni: Classical, 8.h3 O-O 9.Bd3 Re8", "f": "rnbqr1k1/pp3pbp/3p1np1/2pP4/4P3/2NB1N1P/PP3PP1/R1BQK2R w KQ", "c": "A70n", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 g1f3 f8g7 h2h3 e8g8 f1d3 f8e8"}
{"n": "English: Symmetrical, Four Knights, 4.e3 e5", "f": "r1bqkb1r/pp1p1ppp/2n2n2/2p1p3/2P5/2N1PN2/PP1P1PPP/R1BQKB1R w KQkq", "c": "A35i", "m": "c2c4 c7c5 b1c3 b8c6 g1f3 g8f6 e2e3 e7e5"}
{"n": "Colle: 5.c3 Nc6 6.Nbd2 Bd6 7.O-O O-O", "f": "r1bq1rk1/pp3ppp/2nbpn2/2pp4/3P4/2PBPN2/PP1N1PPP/R1BQ1RK1 w -", "c": "D05m", "m": "d2d4 d7d5 g1f3 g8f6 e2e3 e7e6 f1d3 c7c5 c2c3 b8c6 b1d2 f8d6 e1g1 e8g8"}
{"n": "QGA: Alekhine Defence", "f": "rnbqkbnr/1pp1pppp/p7/8/2pP4/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "D21t", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 a7a6"}
{"n": "Dutch: 2.Nc3 Nf6 3.Bg5", "f": "rnbqkb1r/ppppp1pp/5n2/5pB1/3P4/2N5/PPP1PPPP/R2QKBNR b KQkq", "c": "A80n", "m": "d2d4 f7f5 b1c3 g8f6 c1g5"}
{"n": "Old Benoni: Schmidt, 6.h3", "f": "rnbqk2r/pp2ppbp/3p1np1/2pP4/4P3/2N2N1P/PPP2PP1/R1BQKB1R b KQkq", "c": "A43v", "m": "d2d4 c7c5 d4d5 d7d6 e2e4 g8f6 b1c3 g7g6 g1f3 f8g7 h2h3"}
{"n": "French: Winawer, 4.Bd3 c5", "f": "rnbqk1nr/pp3ppp/4p3/2pp4/1b1PP3/2NB4/PPP2PPP/R1BQK1NR w KQkq", "c": "C15f", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 f1d3 c7c5"}
{"n": "Semi-Slav: Moscow, 6.Bh4 Gambit, Main Line", "f": "rnbqkb1r/p4p2/2p1pn1p/1p4p1/2pPP3/2N2NB1/PP2BPPP/R2QK2R b KQkq", "c": "D43m", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 c1g5 h7h6 g5h4 d5c4 e2e4 g7g5 h4g3 b7b5 f1e2"}
{"n": "Queen's Pawn: Modern", "f": "rnbqk1nr/ppppppbp/6p1/8/2PPP3/8/PP3PPP/RNBQKBNR b KQkq", "c": "A40v", "m": "d2d4 g7g6 c2c4 f8g7 e2e4"}
{"n": "Spanish: Wormald Attack, 5...b5 6.Bb3 Bc5", "f": "r1bqk2r/2pp1ppp/p1n2n2/1pb1p3/4P3/1B3N2/PPPPQPPP/RNB1K2R w KQkq", "c": "C77s", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 d1e2 b7b5 a4b3 f8c5"}
{"n": "Four Knights: Scotch, 4...exd4", "f": "r1bqkb1r/pppp1ppp/2n2n2/8/3pP3/2N2N2/PPP2PPP/R1BQKB1R w KQkq", "c": "C47l", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 d2d4 e5d4"}
{"n": "Sicilian: Grand Prix, 2...Nc6", "f": "r1bqkbnr/pp1ppppp/2n5/2p5/4PP2/8/PPPP2PP/RNBQKBNR w KQkq", "c": "B21e", "m": "e2e4 c7c5 f2f4 b8c6"}
{"n": "Neo-Gr\u00fcnfeld, 6.O-O c6", "f": "rnbq1rk1/pp2ppbp/2p2np1/3p4/2PP4/5NP1/PP2PPBP/RNBQ1RK1 w -", "c": "D78a", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 e1g1 c7c6"}
{"n": "Scotch: 4.Nxd4 Bc5 5.Be3 Qf6 6.c3 Nge7", "f": "r1b1k2r/ppppnppp/2n2q2/2b5/3NP3/2P1B3/PP3PPP/RN1QKB1R w KQkq", "c": "C45w", "m": "e2e4 e7e5 g1f3 b8c6 d2d4 e5d4 f3d4 f8c5 c1e3 d8f6 c2c3 g8e7"}
{"n": "Benko Gambit: 7.e4 Line, 9.g3", "f": "rn1qkb1r/4pp1p/3p1np1/2pP4/4P3/2N3P1/PP3P1P/R1BQ1KNR b kq", "c": "A59h", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6 c8a6 b1c3 d7d6 e2e4 a6f1 e1f1 g7g6 g2g3"}
{"n": "King's Indian: 4.e4 O-O", "f": "rnbq1rk1/ppppppbp/5np1/8/2PPP3/2N5/PP3PPP/R1BQKBNR w KQ", "c": "E70b", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 e8g8"}
{"n": "QGD: 4.Bg5", "f": "rnbqkb1r/ppp2ppp/4pn2/3p2B1/2PP4/2N5/PP2PPPP/R2QKBNR b KQkq", "c": "D50", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5"}
{"n": "Spanish: Closed, Bogoljubow, 10.d5 Na5 11.Bc2 c6", "f": "r2q1rk1/4bppp/p1pp1n2/np1Pp3/4P1b1/2P2N2/PPB2PPP/RNBQR1K1 w -", "c": "C91h", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 d2d4 c8g4 d4d5 c6a5 b3c2 c7c6"}
{"n": "English: 1...e6 2.Nf3 Nf6 3.g3", "f": "rnbqkb1r/pppp1ppp/4pn2/8/2P5/5NP1/PP1PPP1P/RNBQKB1R b KQkq", "c": "A13j", "m": "c2c4 e7e6 g1f3 g8f6 g2g3"}
{"n": "French: Reti (Spielmann) Variation", "f": "rnbqkbnr/pppp1ppp/4p3/8/4P3/1P6/P1PP1PPP/RNBQKBNR b KQkq", "c": "C00b", "m": "e2e4 e7e6 b2b3"}
{"n": "Spanish: Closed, Breyer Defence", "f": "rnbq1rk1/2p1bppp/p2p1n2/1p2p3/4P3/1BP2N1P/PP1P1PP1/RNBQR1K1 w -", "c": "C94a", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6b8"}
{"n": "Reti", "f": "rnbqkbnr/pppppppp/8/8/8/5N2/PPPPPPPP/RNBQKB1R b KQkq", "c": "A04", "m": "g1f3"}
{"n": "Catalan: Closed, Main Line, 9.b3 Bb7 10.Bb2", "f": "r2q1rk1/pb1nbppp/1pp1pn2/3p4/2PP4/1P3NP1/PBQNPPBP/R4RK1 b -", "c": "E09f", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 f8e7 g1f3 e8g8 e1g1 b8d7 d1c2 c7c6 b1d2 b7b6 b2b3 c8b7 c1b2"}
{"n": "Giuoco Piano: 6.e5", "f": "r1bqk2r/pppp1ppp/2n2n2/2b1P3/2Bp4/2P2N2/PP3PPP/RNBQK2R b KQkq", "c": "C54k", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 f8c5 c2c3 g8f6 d2d4 e5d4 e4e5"}
{"n": "Sicilian: Dragon, 6.g3 Nc6", "f": "r1bqkb1r/pp2pp1p/2np1np1/8/3NP3/2N3P1/PPP2P1P/R1BQKB1R w KQkq", "c": "B70c", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 g2g3 b8c6"}
{"n": "Alekhine: 3.d4 d6 4.exd6", "f": "rnbqkb1r/ppp1pppp/3P4/3n4/3P4/8/PPP2PPP/RNBQKBNR b KQkq", "c": "B03c", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 e5d6"}
{"n": "Spanish: Closed, Breyer, 10.d4", "f": "rnbq1rk1/2p1bppp/p2p1n2/1p2p3/3PP3/1BP2N1P/PP3PP1/RNBQR1K1 b -", "c": "C95a", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6b8 d2d4"}
{"n": "Nimzo-Indian: Classical, Noa, Main Line, 7.Qc2", "f": "rnbqk2r/ppp2ppp/4p3/3p4/2PPn3/P7/1PQ1PPPP/R1B1KBNR b KQkq", "c": "E37", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 d7d5 a2a3 b4c3 c2c3 f6e4 c3c2"}
{"n": "Bogo-Indian: Nimzowitsch, 5.g3 Nc6", "f": "r1b1k2r/ppppqppp/2n1pn2/8/1bPP4/5NP1/PP1BPP1P/RN1QKB1R w KQkq", "c": "E11r", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 f8b4 c1d2 d8e7 g2g3 b8c6"}
{"n": "Four Knights: Spanish, Classical Defence, 5.Nxe5", "f": "r1bqk2r/pppp1ppp/2n2n2/1Bb1N3/4P3/2N5/PPPP1PPP/R1BQK2R b KQkq", "c": "C48e", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 f1b5 f8c5 f3e5"}
{"n": "English: Symmetrical, 5.Nf3 d6", "f": "r1bqk1nr/pp2ppbp/2np2p1/2p5/2P5/2N2NP1/PP1PPPBP/R1BQK2R w KQkq", "c": "A37e", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 d7d6"}
{"n": "English: Kurajica Defence", "f": "rnbqkbnr/pp3ppp/2p1p3/3p4/2P5/5NP1/PPQPPP1P/RNB1KB1R b KQkq", "c": "A13q", "m": "c2c4 e7e6 g1f3 d7d5 g2g3 c7c6 d1c2"}
{"n": "Sicilian: 2.Nf3 d6 3.c3", "f": "rnbqkbnr/pp2pppp/3p4/2p5/4P3/2P2N2/PP1P1PPP/RNBQKB1R b KQkq", "c": "B50l", "m": "e2e4 c7c5 g1f3 d7d6 c2c3"}
{"n": "Spanish: Open, St. Petersburg, 11.Bc2", "f": "r2q1rk1/2p2ppp/p1n1b3/1pbpP3/4n3/2P2N2/PPBN1PPP/R1BQ1RK1 b -", "c": "C82l", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 d2d4 b7b5 a4b3 d7d5 d4e5 c8e6 c2c3 f8c5 b1d2 e8g8 b3c2"}
{"n": "Semi-Slav: Meran, 8...a6", "f": "r1bqkb1r/3n1ppp/p1p1pn2/1p6/3P4/2NBPN2/PP3PPP/R1BQK2R w KQkq", "c": "D48a", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 a7a6"}
{"n": "Sicilian: Pelikan, Sveshnikov, 11.c3 Bg7 12.exf5 Bxf5 13.Nc2 O-O", "f": "r2q1rk1/5pbp/p1np4/1p1Npb2/8/2P5/PPN2PPP/R2QKB1R w KQ", "c": "B33w", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e5 d4b5 d7d6 c1g5 a7a6 b5a3 b7b5 g5f6 g7f6 c3d5 f6f5 c2c3 f8g7 e4f5 c8f5 a3c2 e8g8"}
{"n": "King's Indian: S\u00e4misch, 5...O-O 6.Be3 c5 7.Nge2 Nc6 8.d5", "f": "r1bq1rk1/pp2ppbp/2np1np1/2pP4/2P1P3/2N1BP2/PP2N1PP/R2QKB1R b KQ", "c": "E81p", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 c7c5 g1e2 b8c6 d4d5"}
{"n": "Two Knights: Fritz, Gruber Variation (8.Ne4)", "f": "r1bqkb1r/p1p2ppp/8/1p1np3/3nN3/2P5/PP1P1PPP/RNBQKB1R b KQkq", "c": "C57k", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 f3g5 d7d5 e4d5 c6d4 c2c3 b7b5 c4f1 f6d5 g5e4"}
{"n": "Richter-Veresov: 3...c5", "f": "rnbqkb1r/pp2pppp/5n2/2pp2B1/3P4/2N5/PPP1PPPP/R2QKBNR w KQkq", "c": "D01g", "m": "d2d4 d7d5 b1c3 g8f6 c1g5 c7c5"}
{"n": "Catalan: Open, 5.Nf3 b5", "f": "rnbqkb1r/p1p2ppp/4pn2/1p6/2pP4/5NP1/PP2PPBP/RNBQK2R w KQkq", "c": "E04d", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 b7b5"}
{"n": "Semi-Slav: 5.e3 Bd6", "f": "rnbqk2r/pp3ppp/2pbpn2/3p4/2PP4/2N1PN2/PP3PPP/R1BQKB1R w KQkq", "c": "D45b", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 f8d6"}
{"n": "King's Indian: Fianchetto, Classical, 9.h3 Qb6 10.c5", "f": "r1b2rk1/pp1n1pbp/1qpp1np1/2P1p3/3PP3/2N2NPP/PP3PB1/R1BQ1RK1 b -", "c": "E69j", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 c7c6 h2h3 d8b6 c4c5"}
{"n": "Catalan: Closed, 7.Qc2 c6", "f": "r1bq1rk1/pp1nbppp/2p1pn2/3p4/2PP4/5NP1/PPQ1PPBP/RNB2RK1 w -", "c": "E08d", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 f8e7 g1f3 e8g8 e1g1 b8d7 d1c2 c7c6"}
{"n": "QGD: 3.cxd5", "f": "rnbqkbnr/ppp2ppp/4p3/3P4/3P4/8/PP2PPPP/RNBQKBNR b KQkq", "c": "D30d", "m": "d2d4 d7d5 c2c4 e7e6 c4d5"}
{"n": "Four Knights: Glek, 4...d5", "f": "r1bqkb1r/ppp2ppp/2n2n2/3pp3/4P3/2N2NP1/PPPP1P1P/R1BQKB1R w KQkq", "c": "C47f", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 g2g3 d7d5"}
{"n": "Modern", "f": "rnbqk1nr/ppp1ppbp/3p2p1/8/4PP2/2N5/PPPP2PP/R1BQKBNR w KQkq", "c": "B06c", "m": "e2e4 g7g6 b1c3 f8g7 f2f4 d7d6"}
{"n": "Sicilian: Maroczy Bind, Breyer, 8.Qxg4 Nxd4 9.Qd1 Ne6", "f": "r1bqk2r/pp1pppbp/4n1p1/8/2P1P3/2N1B3/PP3PPP/R2QKB1R w KQkq", "c": "B39h", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 c1e3 g8f6 b1c3 f6g4 d1g4 c6d4 g4d1 d4e6"}
{"n": "Vienna: Steinitz Gambit", "f": "r1bqkbnr/pppp1ppp/2n5/8/3PPp2/2N5/PPP3PP/R1BQKBNR b KQkq", "c": "C25n", "m": "e2e4 e7e5 b1c3 b8c6 f2f4 e5f4 d2d4"}
{"n": "Modern: Averbakh, Queenswap, 7.f4", "f": "rnbk2nr/ppp2pbp/6p1/4p3/2P1PP2/2N5/PP4PP/R1B1KBNR b KQ", "c": "A42w", "m": "d2d4 d7d6 c2c4 g7g6 b1c3 f8g7 e2e4 e7e5 d4e5 d6e5 d1d8 e8d8 f2f4"}
{"n": "Sicilian: Najdorf, Poisoned Pawn, Main Line, 13.e5 dxe5", "f": "r1b1kb1r/6pp/p1p1pn2/4p1B1/8/q1N5/P1PQ2PP/1R2KB1R w Kkq", "c": "B97u", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 d8b6 d1d2 b6b2 a1b1 b2a3 f4f5 b8c6 f5e6 f7e6 d4c6 b7c6 e4e5 d6e5"}
{"n": "Hodgson Attack (Trompowsky vs. 1...d5)", "f": "rnbqkbnr/ppp1pppp/8/3p2B1/3P4/8/PPP1PPPP/RN1QKBNR b KQkq", "c": "D00f", "m": "d2d4 d7d5 c1g5"}
{"n": "QGA: 3.Nf3 c5 4.d5 e6", "f": "rnbqkbnr/pp3ppp/4p3/2pP4/2p5/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "D21m", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 c7c5 d4d5 e7e6"}
{"n": "Scandinavian: 2...Qxd5 3.Nc3 Qa5 4.d4", "f": "rnb1kbnr/ppp1pppp/8/q7/3P4/2N5/PPP2PPP/R1BQKBNR b KQkq", "c": "B01g", "m": "e2e4 d7d5 e4d5 d8d5 b1c3 d5a5 d2d4"}
{"n": "Spanish: Modern Steinitz, Richter Variation", "f": "r1bqkbnr/1pp2ppp/p1Bp4/4p3/4P3/5N2/PPPP1PPP/RNBQK2R b KQkq", "c": "C73", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 d7d6 a4c6"}
{"n": "Open Game", "f": "rnbqkbnr/pppp1ppp/8/4p3/4P3/8/PPPP1PPP/RNBQKBNR w KQkq", "c": "C20", "m": "e2e4 e7e5"}
{"n": "Sicilian: Dragon, 6.Be2 Bg7 7.O-O O-O 8.Bg5 Nc6 9.Nb3 a6", "f": "r1bq1rk1/1p2ppbp/p1np1np1/6B1/4P3/1NN5/PPP1BPPP/R2Q1RK1 w -", "c": "B70u", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 f1e2 f8g7 e1g1 e8g8 c1g5 b8c6 d4b3 a7a6"}
{"n": "Benoni: Czech, 5.e4 Be7", "f": "rnbqk2r/pp2bppp/3p1n2/2pPp3/2P1P3/2N5/PP3PPP/R1BQKBNR w KQkq", "c": "A56r", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e5 b1c3 d7d6 e2e4 f8e7"}
{"n": "Spanish: Bird's, 5.O-O Bc5 6.d3 c6 7.Bc4", "f": "r1bqk1nr/pp1p1ppp/2p5/2b5/2BpP3/3P4/PPP2PPP/RNBQ1RK1 b kq", "c": "C61l", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 c6d4 f3d4 e5d4 e1g1 f8c5 d2d3 c7c6 b5c4"}
{"n": "QGD: Semi-Tarrasch, 6.e4, Main Line, 12...b6", "f": "r1bq1rk1/p4ppp/1pn1p3/8/2BPP3/5N2/P2Q1PPP/R4RK1 w -", "c": "D41o", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 c4d5 f6d5 e2e4 d5c3 b2c3 c5d4 c3d4 f8b4 c1d2 b4d2 d1d2 e8g8 f1c4 b8c6 e1g1 b7b6"}
{"n": "Russian Game: Classical", "f": "rnbqkb1r/ppp2ppp/3p4/8/3Pn3/5N2/PPP2PPP/RNBQKB1R b KQkq", "c": "C42p", "m": "e2e4 e7e5 g1f3 g8f6 f3e5 d7d6 e5f3 f6e4 d2d4"}
{"n": "Indian: 1.d4 Nf6 2.Nf3 e6 3.g3 b5 4.Bg2 Bb7 5.O-O", "f": "rn1qkb1r/pbpp1ppp/4pn2/1p6/3P4/5NP1/PPP1PPBP/RNBQ1RK1 b kq", "c": "A46n", "m": "d2d4 g8f6 g1f3 e7e6 g2g3 b7b5 f1g2 c8b7 e1g1"}
{"n": "Caro-Kann: Classical, Spassky, 10.Qxd3 Qc7 11.Bd2 e6 12.O-O-O", "f": "r3kbnr/ppqn1pp1/2p1p2p/7P/3P4/3Q1NN1/PPPB1PP1/2KR3R b kq", "c": "B19p", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 c8f5 e4g3 f5g6 h2h4 h7h6 g1f3 b8d7 h4h5 g6h7 f1d3 h7d3 d1d3 d8c7 c1d2 e7e6 e1c1"}
{"n": "Benoni: Four Pawns, Main Line, 10.e5: 12.Bg5 Qb6 13.O-O Nxe5 14.d6", "f": "rnb1r1k1/pp3pbp/1q1P2p1/2p1n1B1/8/2N2N2/PP2B1PP/R2Q1RK1 b -", "c": "A69m", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 g1f3 e8g8 f1e2 f8e8 e4e5 d6e5 f4e5 f6g4 c1g5 d8b6 e1g1 g4e5 d5d6"}
{"n": "Two Knights: Morphy, Polerio (6.Bb5+)", "f": "r1bqkb1r/ppp2ppp/5n2/nB1Pp1N1/8/8/PPPP1PPP/RNBQK2R b KQkq", "c": "C58d", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 f3g5 d7d5 e4d5 c6a5 c4b5"}
{"n": "Spanish: Closed, Exchange, 7.Qe1 Nd7 8.b3", "f": "r1bqk2r/1ppnbppp/p1p5/4p3/4P3/1P3N2/P1PP1PPP/RNB1QRK1 b kq", "c": "C85i", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 a4c6 d7c6 d1e1 f6d7 b2b3"}
{"n": "Slav: 4.Nc3", "f": "rnbqkb1r/pp2pppp/2p2n2/3p4/2PP4/2N2N2/PP2PPPP/R1BQKB1R b KQkq", "c": "D15a", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3"}
{"n": "English: Symmetrical, Hedgehog, 8.Qxd4", "f": "rn1qk2r/pb1pbppp/1p2pn2/8/2PQ4/2N2NP1/PP2PPBP/R1B2RK1 b kq", "c": "A30r", "m": "c2c4 c7c5 g1f3 g8f6 g2g3 b7b6 f1g2 c8b7 e1g1 e7e6 b1c3 f8e7 d2d4 c5d4 d1d4"}
{"n": "Sicilian: Najdorf, 7.f4 Qc7 8.Qf3", "f": "rnb1kb1r/1pq2ppp/p2ppn2/6B1/3NPP2/2N2Q2/PPP3PP/R3KB1R b KQkq", "c": "B96g", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 d8c7 d1f3"}
{"n": "Benko Gambit: 7.e4, Main Line, 11...Nbd7 12.h3 Qa5", "f": "r4rk1/3nppbp/3p1np1/q1pP4/4P3/2N2NPP/PP3PK1/R1BQ3R w -", "c": "A59q", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6 c8a6 b1c3 d7d6 e2e4 a6f1 e1f1 g7g6 g2g3 f8g7 f1g2 e8g8 g1f3 b8d7 h2h3 d8a5"}
{"n": "QGA: Classical, 7.Qe2 b5 8.Bb3", "f": "rnbqkb1r/5ppp/p3pn2/1pp5/3P4/1B2PN2/PP2QPPP/RNB2RK1 b kq", "c": "D28h", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 d1e2 b7b5 c4b3"}
{"n": "Sicilian: Taimanov, 5.g3", "f": "r1bqkbnr/pp1p1ppp/2n1p3/8/3NP3/6P1/PPP2P1P/RNBQKB1R b KQkq", "c": "B44b", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 g2g3"}
{"n": "King's Indian: S\u00e4misch, Orthodox Main Line, 10.Qd2 a6 11.g4 h5", "f": "r1bq1rk1/1p1n1pb1/p2p1np1/3Pp2p/4P1P1/2N1BP2/PP1QN2P/R3KB1R w KQ", "c": "E89h", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 d4d5 c7c6 g1e2 c6d5 c4d5 b8d7 d1d2 a7a6 g2g4 h7h5"}
{"n": "King's Indian: Mar del Plata, 9.Ne1 Nd7 10.Nd3 f5 11.Bd2 Nf6", "f": "r1bq1rk1/ppp1n1bp/3p1np1/3Ppp2/2P1P3/2NN4/PP1BBPPP/R2Q1RK1 w -", "c": "E98q", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 f3e1 f6d7 e1d3 f7f5 c1d2 d7f6"}
{"n": "Philidor: Larsen Variation", "f": "rnbqkbnr/ppp2p1p/3p2p1/8/3NP3/8/PPP2PPP/RNBQKB1R w KQkq", "c": "C41n", "m": "e2e4 e7e5 g1f3 d7d6 d2d4 e5d4 f3d4 g7g6"}
{"n": "Sicilian: 2...e6 3.Nc3", "f": "rnbqkbnr/pp1p1ppp/4p3/2p5/4P3/2N2N2/PPPP1PPP/R1BQKB1R b KQkq", "c": "B40g", "m": "e2e4 c7c5 g1f3 e7e6 b1c3"}
{"n": "Slav: Exchange, 5.Nc3 e6 6.Bf4", "f": "rnbqkb1r/pp3ppp/4pn2/3p4/3P1B2/2N2N2/PP2PPPP/R2QKB1R b KQkq", "c": "D13i", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 c4d5 c6d5 b1c3 e7e6 c1f4"}
{"n": "Four Knights: Scotch, Main Line, 10.Bg5 c6 11.Na4", "f": "r1bq1rk1/p4ppp/2p2n2/3p2B1/Nb6/3B4/PPP2PPP/R2Q1RK1 b -", "c": "C47w", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 d2d4 e5d4 f3d4 f8b4 d4c6 b7c6 f1d3 d7d5 e4d5 c6d5 e1g1 e8g8 c1g5 c7c6 c3a4"}
{"n": "Spanish: Classical, Zaitsev Variation", "f": "r1bqk1nr/pppp1ppp/8/1Bb1p3/1P1nP3/5N2/P1PP1PPP/RNBQ1RK1 b kq", "c": "C64q", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f8c5 e1g1 c6d4 b2b4"}
{"n": "Russian Game: Classical, J\u00e4nisch Variation", "f": "r1bqk2r/ppp1bppp/2n5/3p4/2PPn3/3B1N2/PP3PPP/RNBQ1RK1 b kq", "c": "C42t", "m": "e2e4 e7e5 g1f3 g8f6 f3e5 d7d6 e5f3 f6e4 d2d4 d6d5 f1d3 f8e7 e1g1 b8c6 c2c4"}
{"n": "English: Symmetrical, Keres-Parma, Main Line Exchange", "f": "r1bqk2r/pp2bppp/2n1p3/2pn4/8/2N2NP1/PP1PPPBP/R1BQ1RK1 w kq", "c": "A36d", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 e7e6 g1f3 g8f6 f1g2 f8e7 e1g1 d7d5 c4d5 f6d5"}
{"n": "French: Rubinstein, 4...Bd7 5.Nf3 Bc6 6.Bd3 Nd7 7.O-O", "f": "r2qkbnr/pppn1ppp/2b1p3/8/3PN3/3B1N2/PPP2PPP/R1BQ1RK1 b kq", "c": "C10v", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 d5e4 c3e4 c8d7 g1f3 d7c6 f1d3 b8d7 e1g1"}
{"n": "Sicilian: Richter-Rauzer, 7...a6, 9.f4 h6", "f": "r2qkb1r/1p1b1pp1/p1nppn1p/6B1/3NPP2/2N5/PPPQ2PP/2KR1B1R w kq", "c": "B67h", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 a7a6 e1c1 c8d7 f2f4 h7h6"}
{"n": "English: Symmetrical, 5.Nf3 e5 6.O-O", "f": "r1bqk1nr/pp1p1pbp/2n3p1/2p1p3/2P5/2N2NP1/PP1PPPBP/R1BQ1RK1 b kq", "c": "A37u", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 e7e5 e1g1"}
{"n": "Slav: Exchange, 5.Nc3 Nc6", "f": "r1bqkb1r/pp2pppp/2n2n2/3p4/3P4/2N2N2/PP2PPPP/R1BQKB1R w KQkq", "c": "D13j", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 c4d5 c6d5 b1c3 b8c6"}
{"n": "Spanish: Closed, Breyer, Main Line, 14.Ng3 g6 15.a4", "f": "r2qrbk1/1bpn1p1p/p2p1np1/1p2p3/P2PP3/2P2NNP/1PB2PP1/R1BQR1K1 b -", "c": "C95m", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6b8 d2d4 b8d7 b1d2 c8b7 b3c2 f8e8 d2f1 e7f8 f1g3 g7g6 a2a4"}
{"n": "Richter-Veresov: 3...h6", "f": "rnbqkb1r/ppp1ppp1/5n1p/3p2B1/3P4/2N5/PPP1PPPP/R2QKBNR w KQkq", "c": "D01d", "m": "d2d4 d7d5 b1c3 g8f6 c1g5 h7h6"}
{"n": "Queen's Indian: Old Main Line, 9.Qxc3 f5 10.Rd1", "f": "rn1q1rk1/pbppb1pp/1p2p3/5p2/2PP4/2Q2NP1/PP2PPBP/R1BR2K1 b -", "c": "E19g", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 f6e4 d1c2 e4c3 c2c3 f7f5 f1d1"}
{"n": "Alekhine: Four Pawns Attack, 7.Be3", "f": "r1bqkb1r/ppp1pppp/1nn5/4P3/2PP4/4B3/PP4PP/RN1QKBNR b KQkq", "c": "B03n", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 c2c4 d5b6 f2f4 d6e5 f4e5 b8c6 c1e3"}
{"n": "French: Winawer, 4.Bd3", "f": "rnbqk1nr/ppp2ppp/4p3/3p4/1b1PP3/2NB4/PPP2PPP/R1BQK1NR b KQkq", "c": "C15e", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 f1d3"}
{"n": "Neo-Gr\u00fcnfeld, 6.O-O Nc6", "f": "r1bq1rk1/ppp1ppbp/2n2np1/3p4/2PP4/5NP1/PP2PPBP/RNBQ1RK1 w -", "c": "D77d", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 e1g1 b8c6"}
{"n": "King's Indian: Glek, Main Line", "f": "r1b1qrk1/ppp2pbp/n5p1/4p1B1/2P1P1n1/2N2N2/PP2BPPP/R2Q1RK1 w -", "c": "E94o", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8a6 c1e3 f6g4 e3g5 d8e8 d4e5 d6e5"}
{"n": "Spanish: Closed, Chigorin, 13...Nc6 14.Nb3", "f": "r1b2rk1/2q1bppp/p1np1n2/1p2p3/3PP3/1N3N1P/PPB2PP1/R1BQR1K1 b -", "c": "C99l", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 d8c7 b1d2 c5d4 c3d4 a5c6 d2b3"}
{"n": "Benko Gambit: 4.cxb5 a6 5.f3 axb5", "f": "rnbqkb1r/3ppppp/5n2/1ppP4/8/5P2/PP2P1PP/RNBQKBNR w KQkq", "c": "A57q", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 f2f3 a6b5"}
{"n": "Colle: 3...e6 4.Bd3", "f": "rnbqkb1r/ppp2ppp/4pn2/3p4/3P4/3BPN2/PPP2PPP/RNBQK2R b KQkq", "c": "D05d", "m": "d2d4 d7d5 g1f3 g8f6 e2e3 e7e6 f1d3"}
{"n": "Giuoco Pianissimo: Italian Four Knights, 5...d6 6.Be3", "f": "r1bqk2r/ppp2ppp/2np1n2/2b1p3/2B1P3/2NPBN2/PPP2PPP/R2QK2R b KQkq", "c": "C50t", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 f8c5 d2d3 g8f6 b1c3 d7d6 c1e3"}
{"n": "Owen Defence: 3.Bd3 e6", "f": "rn1qkbnr/pbpp1ppp/1p2p3/8/3PP3/3B4/PPP2PPP/RNBQK1NR w KQkq", "c": "B00i", "m": "e2e4 b7b6 d2d4 c8b7 f1d3 e7e6"}
{"n": "Old Benoni: Czech, 3.dxe6", "f": "rnbqkbnr/pp1p1ppp/4P3/2p5/8/8/PPP1PPPP/RNBQKBNR b KQkq", "c": "A44b", "m": "d2d4 c7c5 d4d5 e7e5 d5e6"}
{"n": "King's Indian: S\u00e4misch, Orthodox, 7.d5 Nh5 8.Qd2 f5", "f": "rnbq1rk1/ppp3bp/3p2p1/3Ppp1n/2P1P3/2N1BP2/PP1Q2PP/R3KBNR w KQ", "c": "E87j", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 d4d5 f6h5 d1d2 f7f5"}
{"n": "QGA: 3.Nf3 e6 4.e3", "f": "rnbqkbnr/ppp2ppp/4p3/8/2pP4/4PN2/PP3PPP/RNBQKB1R b KQkq", "c": "D21g", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 e7e6 e2e3"}
{"n": "Sicilian, Chekhover, Main Line, 11.Qd2", "f": "r2q1rk1/pp2bppp/2bppn2/6B1/4P3/2N2N2/PPPQ1PPP/2KRR3 b -", "c": "B53x", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 d1d4 b8c6 f1b5 c8d7 b5c6 d7c6 b1c3 g8f6 c1g5 e7e6 e1c1 f8e7 h1e1 e8g8 d4d2"}
{"n": "Catalan: Open, Classical, 7.Qc2", "f": "rnbq1rk1/ppp1bppp/4pn2/8/2pP4/5NP1/PPQ1PPBP/RNB2RK1 b -", "c": "E05i", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 f8e7 e1g1 e8g8 d1c2"}
{"n": "King's Indian: Averbakh, 6...h6 7.Be3 e5 8.d5 Nbd7", "f": "r1bq1rk1/pppn1pb1/3p1npp/3Pp3/2P1P3/2N1B3/PP2BPPP/R2QK1NR w KQ", "c": "E73z", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 h7h6 g5e3 e7e5 d4d5 b8d7"}
{"n": "Sicilian: Najdorf, 6...e6 7.Qd3 Nc6", "f": "r1bqkb1r/1p3ppp/p1nppn2/6B1/3NP3/2NQ4/PPP2PPP/R3KB1R w KQkq", "c": "B95i", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 d1d3 b8c6"}
{"n": "Benko Gambit: 7.e4, Main Line, 11...Nbd7", "f": "r2q1rk1/3nppbp/3p1np1/2pP4/4P3/2N2NP1/PP3PKP/R1BQ3R w -", "c": "A59j", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6 c8a6 b1c3 d7d6 e2e4 a6f1 e1f1 g7g6 g2g3 f8g7 f1g2 e8g8 g1f3 b8d7"}
{"n": "Nimzo-Indian: Main Line, 7...dxc4", "f": "rnbq1rk1/pp3ppp/4pn2/2p5/1bpP4/2NBPN2/PP3PPP/R1BQ1RK1 w -", "c": "E54", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 e2e3 e8g8 g1f3 d7d5 f1d3 c7c5 e1g1 d5c4"}
{"n": "Sicilian: 2...Nc6 3.Bc4", "f": "r1bqkbnr/pp1ppppp/2n5/2p5/2B1P3/5N2/PPPP1PPP/RNBQK2R b KQkq", "c": "B30g", "m": "e2e4 c7c5 g1f3 b8c6 f1c4"}
{"n": "Benoni: Four Pawns, Taimanov (Alatortsev) Variation", "f": "rnbqk2r/pp3pbp/3p1np1/1BpP4/4PP2/2N5/PP4PP/R1BQK1NR b KQkq", "c": "A67a", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 f1b5"}
{"n": "French: Winawer, Advance, 4...Ne7 5.a3 Bxc3+ 6.bxc3 b6 7.Qg4", "f": "rnbqk2r/p1p1nppp/1p2p3/3pP3/3P2Q1/P1P5/2P2PPP/R1B1KBNR b KQkq", "c": "C16o", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 g8e7 a2a3 b4c3 b2c3 b7b6 d1g4"}
{"n": "Sicilian: Dragon, Yugoslav, Main Line, 12.Kb1", "f": "2rq1rk1/pp1bppbp/3p1np1/4n3/3NP3/1BN1BP2/PPPQ2PP/1K1R3R b -", "c": "B78e", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 f1c4 c8d7 e1c1 a8c8 c4b3 c6e5 c1b1"}
{"n": "Two Knights: Classical, Moller, 10.Bg5", "f": "r3kb1r/ppp2ppp/2n1b3/q5B1/3pN3/5N2/PPP2PPP/R2QR1K1 b kq", "c": "C56i", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 d2d4 e5d4 e1g1 f6e4 f1e1 d7d5 c4d5 d8d5 b1c3 d5a5 c3e4 c8e6 c1g5"}
{"n": "Caro-Kann: Exchange, 4.Bd3", "f": "rnbqkbnr/pp2pppp/8/3p4/3P4/3B4/PPP2PPP/RNBQK1NR b KQkq", "c": "B13e", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 f1d3"}
{"n": "QGD: Tartakower, 8.Rc1 Bb7 9.cxd5", "f": "rn1q1rk1/pbp1bpp1/1p2pn1p/3P4/3P3B/2N1PN2/PP3PPP/2RQKB1R b K", "c": "D58q", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5h4 b7b6 a1c1 c8b7 c4d5"}
{"n": "King's Indian: S\u00e4misch, Fianchetto, 7.Bd3 a6 8.Nge2", "f": "rnbq1rk1/2p1ppbp/pp1p1np1/8/2PPP3/2NBBP2/PP2N1PP/R2QK2R b KQ", "c": "E82i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b7b6 f1d3 a7a6 g1e2"}
{"n": "King's Indian: Fianchetto, Yugoslav Panno, Main Line, 12.Bb2", "f": "1rbq1rk1/4ppbp/p2p1np1/nppP4/2P5/1PN3P1/PBQNPPBP/R4RK1 b -", "c": "E66l", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 c7c5 e1g1 b8c6 d4d5 c6a5 f3d2 a7a6 d1c2 a8b8 b2b3 b7b5 c1b2"}
{"n": "Spanish: Worrall Attack, 6...b5", "f": "r1bqk2r/2ppbppp/p1n2n2/1p2p3/B3P3/5N2/PPPPQPPP/RNB2RK1 w kq", "c": "C86b", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 d1e2 b7b5"}
{"n": "QGA: Classical, 6...a6 7.Bd3 Nbd7", "f": "r1bqkb1r/1p1n1ppp/p3pn2/2p5/3P4/3BPN2/PP3PPP/RNBQ1RK1 w kq", "c": "D27e", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 c4d3 b8d7"}
{"n": "Queen's Indian: Miles, 5.e3 Bb4+", "f": "rn1qk2r/pbpp1ppp/1p2pn2/8/1bPP1B2/4PN2/PP3PPP/RN1QKB1R w KQkq", "c": "E12c", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 c1f4 c8b7 e2e3 f8b4"}
{"n": "Queen's Pawn: Polish Defence", "f": "rnbqkbnr/p1pppppp/8/1p6/3P4/8/PPP1PPPP/RNBQKBNR w KQkq", "c": "A40c", "m": "d2d4 b7b5"}
{"n": "Reti: Advance, 3.g3 c5", "f": "rnbqkbnr/pp2pppp/8/2p5/2Pp4/5NP1/PP1PPP1P/RNBQKB1R w KQkq", "c": "A09j", "m": "g1f3 d7d5 c2c4 d5d4 g2g3 c7c5"}
{"n": "Sicilian: Closed, 6.f4 e6: 9.Be3", "f": "r1bq1rk1/pp2npbp/2npp1p1/2p5/4PP2/2NPBNP1/PPP3BP/R2Q1RK1 b -", "c": "B25q", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 f2f4 e7e6 g1f3 g8e7 e1g1 e8g8 c1e3"}
{"n": "King's Indian: Donner Variation", "f": "rnbq1rk1/pp3pbp/2pp1np1/4p3/2PPP3/2N2N2/PP2BPPP/R1BQ1RK1 w -", "c": "E94f", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 c7c6"}
{"n": "Semi-Slav: Marshall Gambit", "f": "rnbqkbnr/pp3ppp/2p1p3/3p4/2PPP3/2N5/PP3PPP/R1BQKBNR b KQkq", "c": "D31w", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c6 e2e4"}
{"n": "Semi-Slav: 5.Qb3", "f": "rnbqkb1r/pp3ppp/2p1pn2/3p4/2PP4/1QN2N2/PP2PPPP/R1B1KB1R b KQkq", "c": "D43d", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 d1b3"}
{"n": "Benoni: Four Pawns, Main Line, 10.O-O", "f": "rnbqr1k1/pp3pbp/3p1np1/2pP4/4PP2/2N2N2/PP2B1PP/R1BQ1RK1 b -", "c": "A69b", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 g1f3 e8g8 f1e2 f8e8 e1g1"}
{"n": "King's Indian: Averbakh, 6...c5", "f": "rnbq1rk1/pp2ppbp/3p1np1/2p3B1/2PPP3/2N5/PP2BPPP/R2QK1NR w KQ", "c": "E74a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 c7c5"}
{"n": "French: MacCutcheon, Advance Variation", "f": "rnbqk2r/ppp2ppp/4pn2/3pP1B1/1b1P4/2N5/PPP2PPP/R2QKBNR b KQkq", "c": "C12d", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8b4 e4e5"}
{"n": "Slav: Central, Main Line, 15.Nxc4 O-O", "f": "r4rk1/pp3ppp/n1p1p3/3q4/P1N5/8/1PK1Q1PP/R4B1R w -", "c": "D17s", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 f3e5 e7e6 f2f3 f8b4 e2e4 f5e4 f3e4 f6e4 c1d2 d8d4 c3e4 d4e4 d1e2 b4d2 e1d2 e4d5 d2c2 b8a6 e5c4 e8g8"}
{"n": "Spanish: Closed, Centre Attack, 7.Re1 O-O", "f": "r1bq1rk1/1pppbppp/p1n2n2/8/B2pP3/5N2/PPP2PPP/RNBQR1K1 w -", "c": "C84o", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 d2d4 e5d4 f1e1 e8g8"}
{"n": "QGD: Chigorin, 3.Nc3 dxc4 4.d5", "f": "r1bqkbnr/ppp1pppp/2n5/3P4/2p5/2N5/PP2PPPP/R1BQKBNR b KQkq", "c": "D07t", "m": "d2d4 d7d5 c2c4 b8c6 b1c3 d5c4 d4d5"}
{"n": "King's Indian: Averbakh, 6...c5 7.d5 h6 8.Be3", "f": "rnbq1rk1/pp2ppb1/3p1npp/2pP4/2P1P3/2N1B3/PP2BPPP/R2QK1NR b KQ", "c": "E74k", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 c7c5 d4d5 h7h6 g5e3"}
{"n": "Gr\u00fcnfeld: Classical Exchange, 10.Be3 Na5", "f": "r1bq1rk1/pp2ppbp/6p1/n1p5/2BPP3/2P1B3/P3NPPP/R2Q1RK1 w -", "c": "D87i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 f1c4 e8g8 g1e2 c7c5 e1g1 b8c6 c1e3 c6a5"}
{"n": "French: Tarrasch, Closed, 5.f4 c5 6.c3 Nc6", "f": "r1bqkb1r/pp1n1ppp/2n1p3/2ppP3/3P1P2/2P5/PP1N2PP/R1BQKBNR w KQkq", "c": "C05f", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 g8f6 e4e5 f6d7 f2f4 c7c5 c2c3 b8c6"}
{"n": "Dutch: 2.Nc3 Nf6 3.Bg5 d5 4.Bxf6 exf6", "f": "rnbqkb1r/ppp3pp/5p2/3p1p2/3P4/2N5/PPP1PPPP/R2QKBNR w KQkq", "c": "A80p", "m": "d2d4 f7f5 b1c3 g8f6 c1g5 d7d5 g5f6 e7f6"}
{"n": "Queen's Indian: Euwe Variation", "f": "rn1q1rk1/pbppbppp/1p2pn2/8/2PP4/1P3NP1/P3PPBP/RNBQ1RK1 b -", "c": "E17r", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b2b3"}
{"n": "Sicilian: Najdorf, 7...Be7", "f": "rnbqk2r/1p2bppp/p2ppn2/6B1/3NPP2/2N5/PPP3PP/R2QKB1R w KQkq", "c": "B98a", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7"}
{"n": "Catalan: Open, Classical, 8.Qxc4, 10.Bd2", "f": "rn1q1rk1/1bp1bppp/p3pn2/1p6/3P4/5NP1/PPQBPPBP/RN3RK1 b -", "c": "E05s", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 f8e7 e1g1 e8g8 d1c2 a7a6 c2c4 b7b5 c4c2 c8b7 c1d2"}
{"n": "Vienna: Paulsen Variation", "f": "r1bqkbnr/pppp1ppp/2n5/4p3/4P3/2N3P1/PPPP1P1P/R1BQKBNR b KQkq", "c": "C25h", "m": "e2e4 e7e5 b1c3 b8c6 g2g3"}
{"n": "French: Advance, 5.Nf3 Qb6 6.a3 c4", "f": "r1b1kbnr/pp3ppp/1qn1p3/3pP3/2pP4/P1P2N2/1P3PPP/RNBQKB1R w KQkq", "c": "C02y", "m": "e2e4 e7e6 d2d4 d7d5 e4e5 c7c5 c2c3 b8c6 g1f3 d8b6 a2a3 c5c4"}
{"n": "Semi-Slav: Meran, Pirc Variation", "f": "r1bqkb1r/3n1ppp/p1p1pn2/8/1p1PP3/2NB1N2/PP3PPP/R1BQK2R w KQkq", "c": "D48j", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 a7a6 e3e4 b5b4"}
{"n": "French: Schlechter", "f": "rnbqkbnr/ppp2ppp/4p3/3p4/3PP3/3B4/PPP2PPP/RNBQK1NR b KQkq", "c": "C00y", "m": "e2e4 e7e6 d2d4 d7d5 f1d3"}
{"n": "Neo-Indian: 3.Nf3", "f": "rnbqkb1r/pppp1ppp/4pn2/8/2PP4/5N2/PP2PPPP/RNBQKB1R b KQkq", "c": "E10a", "m": "d2d4 g8f6 c2c4 e7e6 g1f3"}
{"n": "Sicilian: Najdorf, Poisoned Pawn, 9.Nb3 Qa3 10.Bxf6", "f": "rnb1kb1r/1p3ppp/p2ppB2/8/4PP2/qNN5/P1PQ2PP/R3KB1R b KQkq", "c": "B97l", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 d8b6 d1d2 b6b2 d4b3 b2a3 g5f6"}
{"n": "Sicilian: Prins (Moscow), 5...e5 6.Nb3 Be6", "f": "rn1qkb1r/pp3ppp/3pbn2/4p3/4P3/1N3P2/PPP3PP/RNBQKB1R w KQkq", "c": "B54n", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 f2f3 e7e5 d4b3 c8e6"}
{"n": "Open Game: Inverted Philidor, 4.g3", "f": "r1bqkb1r/pppp1ppp/2n2n2/4p3/4P3/3P1NP1/PPP2P1P/RNBQKB1R b KQkq", "c": "C44f", "m": "e2e4 e7e5 g1f3 b8c6 d2d3 g8f6 g2g3"}
{"n": "Sicilian: Boleslavsky, 7.Nb3", "f": "r1bqkb1r/pp3ppp/2np1n2/4p3/4P3/1NN5/PPP1BPPP/R1BQK2R b KQkq", "c": "B59a", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1e2 e7e5 d4b3"}
{"n": "English: Symmetrical, Botvinnik, 5...e6", "f": "r1bqk1nr/pp1p1pbp/2n1p1p1/2p5/2P1P3/2N3P1/PP1P1PBP/R1BQK1NR w KQkq", "c": "A36p", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 e2e4 e7e6"}
{"n": "Sicilian: Boleslavsky, 7.Nf3 h6 8.O-O Be7", "f": "r1bqk2r/pp2bpp1/2np1n1p/4p3/4P3/2N2N2/PPP1BPPP/R1BQ1RK1 w kq", "c": "B58k", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1e2 e7e5 d4f3 h7h6 e1g1 f8e7"}
{"n": "Gr\u00fcnfeld: 5.Bf4 O-O 6.e3", "f": "rnbq1rk1/ppp1ppbp/5np1/3p4/2PP1B2/2N1PN2/PP3PPP/R2QKB1R b KQ", "c": "D93", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 c1f4 e8g8 e2e3"}
{"n": "King's Indian: Gligoric-Taimanov, 7...Ng4 8.Bg5 f6 9.Bh4", "f": "rnbq1rk1/ppp3bp/3p1pp1/4p3/2PPP1nB/2N2N2/PP2BPPP/R2QK2R b KQ", "c": "E92l", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 c1e3 f6g4 e3g5 f7f6 g5h4"}
{"n": "Nimzo-Indian: Classical, 4...O-O 5.Nf3", "f": "rnbq1rk1/pppp1ppp/4pn2/8/1bPP4/2N2N2/PPQ1PPPP/R1B1KB1R b KQ", "c": "E32g", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 e8g8 g1f3"}
{"n": "Slav: Bronstein, 6.Ne5 Bh5 7.h3", "f": "rn1qkb1r/pp2pppp/2p2n2/4N2b/P1pP4/2N4P/1P2PPP1/R1BQKB1R b KQkq", "c": "D16o", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8g4 f3e5 g4h5 h2h3"}
{"n": "Semi-Slav: 5.e3 Nbd7", "f": "r1bqkb1r/pp1n1ppp/2p1pn2/3p4/2PP4/2N1PN2/PP3PPP/R1BQKB1R w KQkq", "c": "D45f", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7"}
{"n": "Giuoco Pianissimo: 5.d3 d6", "f": "r1bqk2r/ppp2ppp/2np1n2/2b1p3/2B1P3/2PP1N2/PP3PPP/RNBQK2R w KQkq", "c": "C54f", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 f8c5 c2c3 g8f6 d2d3 d7d6"}
{"n": "Neo-Old Indian: Modern, 3.Nf3 Bg7 4.e4", "f": "rnbqk1nr/ppp1ppbp/3p2p1/8/2PPP3/5N2/PP3PPP/RNBQKB1R b KQkq", "c": "A41s", "m": "d2d4 d7d6 c2c4 g7g6 g1f3 f8g7 e2e4"}
{"n": "French: Tarrasch, Closed, 8...Qb6 9.O-O", "f": "r1b1kb1r/pp1n1ppp/1qn1p3/3pP3/3P4/3B4/PP1NNPPP/R1BQ1RK1 b kq", "c": "C06h", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 g8f6 e4e5 f6d7 f1d3 c7c5 c2c3 b8c6 g1e2 c5d4 c3d4 d8b6 e1g1"}
{"n": "English: Symmetrical, Botvinnik, 5...d6 6.Nge2", "f": "r1bqk1nr/pp2ppbp/2np2p1/2p5/2P1P3/2N3P1/PP1PNPBP/R1BQK2R b KQkq", "c": "A36t", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 e2e4 d7d6 g1e2"}
{"n": "Giuoco Pianissimo: Italian Four Knights", "f": "r1bqk2r/pppp1ppp/2n2n2/2b1p3/2B1P3/2NP1N2/PPP2PPP/R1BQK2R b KQkq", "c": "C50r", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 f8c5 d2d3 g8f6 b1c3"}
{"n": "Spanish: Open, Riga Variation", "f": "r1bqkb1r/1ppp1ppp/p1n5/8/B2pn3/5N2/PPP2PPP/RNBQ1RK1 w kq", "c": "C80g", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 d2d4 e5d4"}
{"n": "King's Indian: Averbakh, 6...c5 7.d5", "f": "rnbq1rk1/pp2ppbp/3p1np1/2pP2B1/2P1P3/2N5/PP2BPPP/R2QK1NR b KQ", "c": "E74d", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 c7c5 d4d5"}
{"n": "Queen's Indian: 4.e3 Bb7 5.Bd3 c5 6.O-O Be7 7.Nc3", "f": "rn1qk2r/pb1pbppp/1p2pn2/2p5/2PP4/2NBPN2/PP3PPP/R1BQ1RK1 b kq", "c": "E14x", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 e2e3 c8b7 f1d3 c7c5 e1g1 f8e7 b1c3"}
{"n": "Pirc: Classical, 5.Be2 O-O 6.O-O c6 7.a4", "f": "rnbq1rk1/pp2ppbp/2pp1np1/8/P2PP3/2N2N2/1PP1BPPP/R1BQ1RK1 b -", "c": "B08r", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 g1f3 f8g7 f1e2 e8g8 e1g1 c7c6 a2a4"}
{"n": "Two Knights: Fritz Variation", "f": "r1bqkb1r/ppp2ppp/5n2/3Pp1N1/2Bn4/8/PPPP1PPP/RNBQK2R w KQkq", "c": "C57i", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 f3g5 d7d5 e4d5 c6d4"}
{"n": "QGD: Semi-Tarrasch, 5.e3 Nc6", "f": "r1bqkb1r/pp3ppp/2n1pn2/2pp4/2PP4/2N1PN2/PP3PPP/R1BQKB1R w KQkq", "c": "D40f", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 e2e3 b8c6"}
{"n": "King's Indian: Averbakh, 6...Nbd7 7.Qd2", "f": "r1bq1rk1/pppnppbp/3p1np1/6B1/2PPP3/2N5/PP1QBPPP/R3K1NR b KQ", "c": "E73n", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 b8d7 d1d2"}
{"n": "Colle: 3...Bf5", "f": "rn1qkb1r/ppp1pppp/5n2/3p1b2/3P4/4PN2/PPP2PPP/RNBQKB1R w KQkq", "c": "D04c", "m": "d2d4 d7d5 g1f3 g8f6 e2e3 c8f5"}
{"n": "Semi-Slav: Botvinnik, Lilienthal Variation", "f": "r1bqkb1r/p2n1p2/2p1pn2/1p2P1B1/2pP4/2N3P1/PP3P1P/R2QKB1R b KQkq", "c": "D44k", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 c1g5 d5c4 e2e4 b7b5 e4e5 h7h6 g5h4 g7g5 f3g5 h6g5 h4g5 b8d7 g2g3"}
{"n": "King's Indian: Fianchetto Variation", "f": "rnbq1rk1/ppp1ppbp/3p1np1/8/2PP4/2N2NP1/PP2PPBP/R1BQK2R b KQ", "c": "E62b", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2"}
{"n": "Spanish: Exchange, Gligoric, 6.d4 Bg4 7.dxe5", "f": "r2qkbnr/1pp3pp/p1p2p2/4P3/4P1b1/5N2/PPP2PPP/RNBQ1RK1 b kq", "c": "C69e", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5c6 d7c6 e1g1 f7f6 d2d4 c8g4 d4e5"}
{"n": "Sicilian: Maroczy Bind, 7.Nc3 O-O 8.Be2 d6 9.f3", "f": "r1bq1rk1/pp2ppbp/2np1np1/8/2PNP3/2N1BP2/PP2B1PP/R2QK2R b KQ", "c": "B38m", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 c1e3 g8f6 b1c3 e8g8 f1e2 d7d6 f2f3"}
{"n": "Vienna: 3.Bc4 Nc6 4.d3 Bb4 5.Bg5", "f": "r1bqk2r/pppp1ppp/2n2n2/4p1B1/1bB1P3/2NP4/PPP2PPP/R2QK1NR b KQkq", "c": "C28o", "m": "e2e4 e7e5 b1c3 g8f6 f1c4 b8c6 d2d3 f8b4 c1g5"}
{"n": "Benoni: Classical, Main Line, 10.Nd2", "f": "rnbqr1k1/pp3pbp/3p1np1/2pP4/4P3/2N5/PP1NBPPP/R1BQ1RK1 b -", "c": "A77", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 g1f3 f8g7 f1e2 e8g8 e1g1 f8e8 f3d2"}
{"n": "Sicilian: Dragon, Yugoslav, 9.Bc4 Bd7", "f": "r2q1rk1/pp1bppbp/2np1np1/8/2BNP3/2N1BP2/PPPQ2PP/R3K2R w KQ", "c": "B77f", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 f1c4 c8d7"}
{"n": "Slav: Exchange, 6.Bf4 a6 7.e3", "f": "r1bqkb1r/1p2pppp/p1n2n2/3p4/3P1B2/2N1PN2/PP3PPP/R2QKB1R b KQkq", "c": "D13m", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 c4d5 c6d5 b1c3 b8c6 c1f4 a7a6 e2e3"}
{"n": "French: Winawer, Petrosian, 5.Bd2", "f": "rnb1k1nr/pppq1ppp/4p3/3pP3/1b1P4/2N5/PPPB1PPP/R2QKBNR b KQkq", "c": "C16g", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 d8d7 c1d2"}
{"n": "Caro-Kann: Bronstein-Larsen, 6.c3 Bf5 7.Nf3", "f": "rn1qkb1r/pp2pp1p/2p2p2/5b2/3P4/2P2N2/PP3PPP/R1BQKB1R b KQkq", "c": "B16l", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 g8f6 e4f6 g7f6 c2c3 c8f5 g1f3"}
{"n": "Ponziani: 3...d5 4.Qa4", "f": "r1bqkbnr/ppp2ppp/2n5/3pp3/Q3P3/2P2N2/PP1P1PPP/RNB1KB1R b KQkq", "c": "C44l", "m": "e2e4 e7e5 g1f3 b8c6 c2c3 d7d5 d1a4"}
{"n": "Sicilian: Maroczy Bind, 6.Nc2 Nf6", "f": "r1bqk2r/pp1pppbp/2n2np1/8/2P1P3/8/PPN2PPP/RNBQKB1R w KQkq", "c": "B37g", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 d4c2 g8f6"}
{"n": "Benoni: S\u00e4misch, 8.Bg5 h6 9.Be3 O-O 10.Qd2 Re8", "f": "rnbqr1k1/pp3pb1/3p1npp/2pP4/4P3/2N1BP2/PP1Q2PP/R3KBNR w KQ", "c": "A65u", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f3 f8g7 c1g5 h7h6 g5e3 e8g8 d1d2 f8e8"}
{"n": "French: Advance, 5.Nf3 Qb6 6.a3 c4 7.Nbd2", "f": "r1b1kbnr/pp3ppp/1qn1p3/3pP3/2pP4/P1P2N2/1P1N1PPP/R1BQKB1R b KQkq", "c": "C02z", "m": "e2e4 e7e6 d2d4 d7d5 e4e5 c7c5 c2c3 b8c6 g1f3 d8b6 a2a3 c5c4 b1d2"}
{"n": "King's Indian: 7.O-O Nbd7 8.Be3 Re8", "f": "r1bqr1k1/pppn1pbp/3p1np1/4p3/2PPP3/2N1BN2/PP2BPPP/R2Q1RK1 w -", "c": "E94w", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8d7 c1e3 f8e8"}
{"n": "QGD: Exchange, 5.Bg5 Be7 6.e3 O-O", "f": "rnbq1rk1/ppp1bppp/5n2/3p2B1/3P4/2N1P3/PP3PPP/R2QKBNR w KQ", "c": "D35k", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1g5 f8e7 e2e3 e8g8"}
{"n": "QGA: 3.Nf3 c5", "f": "rnbqkbnr/pp2pppp/8/2p5/2pP4/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "D21h", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 c7c5"}
{"n": "QGA: Classical, 6.Nc3", "f": "rnbqkb1r/pp3ppp/4pn2/2p5/2BP4/2N1PN2/PP3PPP/R1BQK2R b KQkq", "c": "D26h", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 b1c3"}
{"n": "Sicilian: Najdorf, Poisoned Pawn, 10.f5", "f": "rnb1kb1r/1p3ppp/p2ppn2/5PB1/3NP3/q1N5/P1PQ2PP/1R2KB1R b Kkq", "c": "B97q", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 d8b6 d1d2 b6b2 a1b1 b2a3 f4f5"}
{"n": "Slav: Dutch, 8...Nbd7 9.Qe2", "f": "r2qk2r/pp1n1ppp/2p1pn2/5b2/PbBP4/2N1PN2/1P2QPPP/R1B2RK1 b kq", "c": "D18k", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 e2e3 e7e6 f1c4 f8b4 e1g1 b8d7 d1e2"}
{"n": "Sicilian: Dragon, 6.Be2 Bg7 7.O-O", "f": "rnbqk2r/pp2ppbp/3p1np1/8/3NP3/2N5/PPP1BPPP/R1BQ1RK1 b kq", "c": "B70l", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 f1e2 f8g7 e1g1"}
{"n": "Spanish: Open, Bernstein Variation", "f": "r2qkb1r/2p2ppp/p1n1b3/1p1pP3/4n3/1B3N2/PPPN1PPP/R1BQ1RK1 b kq", "c": "C80p", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 d2d4 b7b5 a4b3 d7d5 d4e5 c8e6 b1d2"}
{"n": "King's Indian: 4.Nf3 O-O 5.e3 d6 6.Be2 c5", "f": "rnbq1rk1/pp2ppbp/3p1np1/2p5/2PP4/2N1PN2/PP2BPPP/R1BQK2R w KQ", "c": "E61o", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 e8g8 e2e3 d7d6 f1e2 c7c5"}
{"n": "Sicilian: Najdorf, Poisoned Pawn, Main Line, 13.e5 dxe5: 15.Ne4 Be7", "f": "r1b1k2r/4b2p/p1p1pp2/4p3/4N3/q7/P1PQ2PP/1R2KB1R w Kkq", "c": "B97w", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 d8b6 d1d2 b6b2 a1b1 b2a3 f4f5 b8c6 f5e6 f7e6 d4c6 b7c6 e4e5 d6e5 g5f6 g7f6 c3e4 f8e7"}
{"n": "Semi-Slav: 6.Qc2 Bd6", "f": "r1bqk2r/pp1n1ppp/2pbpn2/3p4/2PP4/2N1PN2/PPQ2PPP/R1B1KB1R w KQkq", "c": "D45k", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 d1c2 f8d6"}
{"n": "King's Indian: S\u00e4misch, Orthodox, 7.d5 Nh5 8.Qd2 f5 9.O-O-O", "f": "rnbq1rk1/ppp3bp/3p2p1/3Ppp1n/2P1P3/2N1BP2/PP1Q2PP/2KR1BNR b -", "c": "E87k", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 d4d5 f6h5 d1d2 f7f5 e1c1"}
{"n": "Vienna: 2...Nc6 3.f4 exf4 4.Nf3", "f": "r1bqkbnr/pppp1ppp/2n5/8/4Pp2/2N2N2/PPPP2PP/R1BQKB1R b KQkq", "c": "C25p", "m": "e2e4 e7e5 b1c3 b8c6 f2f4 e5f4 g1f3"}
{"n": "King's Indian: Mar del Plata, 9.Ne1 Nd7 10.Nd3", "f": "r1bq1rk1/pppnnpbp/3p2p1/3Pp3/2P1P3/2NN4/PP2BPPP/R1BQ1RK1 b -", "c": "E98l", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 f3e1 f6d7 e1d3"}
{"n": "French: 3.Nc3 Nf6", "f": "rnbqkb1r/ppp2ppp/4pn2/3p4/3PP3/2N5/PPP2PPP/R1BQKBNR w KQkq", "c": "C11a", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6"}
{"n": "QGD: Semi-Tarrasch, 7.Bd3 Main Line, 10.Re1 Bf6 11.Be4 Nce7 12.Ne5", "f": "r1bq1rk1/pp2nppp/4pb2/3nN3/3PB3/2N5/PP3PPP/R1BQR1K1 b -", "c": "D42r", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 c4d5 f6d5 e2e3 b8c6 f1d3 c5d4 e3d4 f8e7 e1g1 e8g8 f1e1 e7f6 d3e4 c6e7 f3e5"}
{"n": "Nimzo-Indian: Classical, Pirc, 6.Nf3 Bxc5", "f": "rnbq1rk1/pp1p1ppp/4pn2/2b5/2P5/2N2N2/PPQ1PPPP/R1B1KB1R w KQ", "c": "E39d", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 c7c5 d4c5 e8g8 g1f3 b4c5"}
{"n": "Slav: Exchange, 8.Bb5 Nd7", "f": "r2qkb1r/pp1n1ppp/2n1p3/1B1p1b2/3P1B2/2N1PN2/PP3PPP/R2QK2R w KQkq", "c": "D14p", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 c4d5 c6d5 b1c3 b8c6 c1f4 c8f5 e2e3 e7e6 f1b5 f6d7"}
{"n": "French: Tarrasch, Open, Main Line, 9.c3 O-O 10.Nb3 Bb6 11.Re1", "f": "r1bq1rk1/pp2nppp/1bn5/1B1p4/8/1NP2N2/PP3PPP/R1BQR1K1 b -", "c": "C09j", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 e4d5 e6d5 g1f3 b8c6 f1b5 f8d6 e1g1 g8e7 d4c5 d6c5 c2c3 e8g8 d2b3 c5b6 f1e1"}
{"n": "QGD: Semi-Tarrasch, 5.e3 Nc6 6.a3 cxd4 7.exd4 Be7 8.Bd3", "f": "r1bqk2r/pp2bppp/2n1pn2/3p4/2PP4/P1NB1N2/1P3PPP/R1BQK2R b KQkq", "c": "D40n", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 e2e3 b8c6 a2a3 c5d4 e3d4 f8e7 f1d3"}
{"n": "Benko Gambit: Fianchetto, Main Line, 11.Rb1", "f": "r2q1rk1/3nppbp/b2p1np1/2pP4/8/2N2NP1/PP2PPBP/1RBQ1RK1 b -", "c": "A58q", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6 c8a6 b1c3 d7d6 g1f3 g7g6 g2g3 f8g7 f1g2 e8g8 e1g1 b8d7 a1b1"}
{"n": "English: Symmetrical, Main Line, 7.a3", "f": "r1bq1rk1/pp1pppbp/2n2np1/2p5/2P5/P1N2NP1/1P1PPPBP/R1BQ1RK1 b -", "c": "A38i", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 g8f6 e1g1 e8g8 a2a3"}
{"n": "Catalan: Open, 5.Qa4+", "f": "rnbqkb1r/ppp2ppp/4pn2/8/Q1pP4/6P1/PP2PPBP/RNB1K1NR b KQkq", "c": "E02", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 d1a4"}
{"n": "Sicilian: Taimanov, Four Knights, 6.Ndb5 Bb4 7.a3, 10.Bd3 O-O 11.O-O d4", "f": "r1bq1rk1/pp3ppp/2n2n2/8/3p4/P1NB4/1PP2PPP/R1BQ1RK1 w -", "c": "B45v", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 g8f6 d4b5 f8b4 a2a3 b4c3 b5c3 d7d5 e4d5 e6d5 f1d3 e8g8 e1g1 d5d4"}
{"n": "QGD: Neo-Orthodox Variation", "f": "rnbq1rk1/ppp1bpp1/4pn1p/3p2B1/2PP4/2N1PN2/PP3PPP/R2QKB1R w KQ", "c": "D55g", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6"}
{"n": "Benko Gambit: 4.Nf3 Bb7", "f": "rn1qkb1r/pb1ppppp/5n2/1ppP4/2P5/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "A57e", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 g1f3 c8b7"}
{"n": "Gr\u00fcnfeld: Classical Exchange, Main Line, 13.Bd3", "f": "r2q1rk1/pp2ppbp/6p1/n7/3PP1b1/3BBP2/P3N1PP/R2Q1RK1 b -", "c": "D89a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 f1c4 e8g8 g1e2 c7c5 e1g1 b8c6 c1e3 c5d4 c3d4 c8g4 f2f3 c6a5 c4d3"}
{"n": "Sicilian: Hungarian, 3.c3 Bg7 4.d4 cxd4 5.cxd4 d5", "f": "rnbqk1nr/pp2ppbp/6p1/3p4/3PP3/5N2/PP3PPP/RNBQKB1R w KQkq", "c": "B27i", "m": "e2e4 c7c5 g1f3 g7g6 c2c3 f8g7 d2d4 c5d4 c3d4 d7d5"}
{"n": "Sicilian: Najdorf, Main Line, 10.Bd3 b5 11.Rhe1 Bb7 12.Qg3", "f": "r3k2r/1bqnbppp/p2ppn2/1p4B1/3NPP2/2NB2Q1/PPP3PP/2KRR3 b kq", "c": "B99l", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7 d1f3 d8c7 e1c1 b8d7 f1d3 b7b5 h1e1 c8b7 f3g3"}
{"n": "Trompowsky: 2...Ne4 3.Bf4 c5", "f": "rnbqkb1r/pp1ppppp/8/2p5/3PnB2/8/PPP1PPPP/RN1QKBNR w KQkq", "c": "A45x", "m": "d2d4 g8f6 c1g5 f6e4 g5f4 c7c5"}
{"n": "Sicilian: Najdorf, Main Line, 10.g4 b5 11.Bxf6", "f": "r1b1k2r/2qnbppp/p2ppB2/1p6/3NPPP1/2N2Q2/PPP4P/2KR1B1R b kq", "c": "B99p", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7 d1f3 d8c7 e1c1 b8d7 g2g4 b7b5 g5f6"}
{"n": "King's Indian: S\u00e4misch, 5...Nc6", "f": "r1bqk2r/ppp1ppbp/2np1np1/8/2PPP3/2N2P2/PP4PP/R1BQKBNR w KQkq", "c": "E80c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 b8c6"}
{"n": "Benoni: 6.e4 g6 7.Bf4 a6", "f": "rnbqkb1r/1p3p1p/p2p1np1/2pP4/4PB2/2N5/PP3PPP/R2QKBNR w KQkq", "c": "A65d", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 c1f4 a7a6"}
{"n": "Spanish: Schliemann, 4.Nc3 fxe4 5.Nxe4 Nf6 6.Nxf6+", "f": "r1bqkb1r/pppp2pp/2n2N2/1B2p3/8/5N2/PPPP1PPP/R1BQK2R b KQkq", "c": "C63q", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f7f5 b1c3 f5e4 c3e4 g8f6 e4f6"}
{"n": "Sicilian: Boleslavsky, 7.Nb3 Be7 8.O-O O-O 9.Be3 a5", "f": "r1bq1rk1/1p2bppp/2np1n2/p3p3/4P3/1NN1B3/PPP1BPPP/R2Q1RK1 w -", "c": "B59n", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1e2 e7e5 d4b3 f8e7 e1g1 e8g8 c1e3 a7a5"}
{"n": "Scandinavian: 2...Nf6 3.c4", "f": "rnbqkb1r/ppp1pppp/5n2/3P4/2P5/8/PP1P1PPP/RNBQKBNR b KQkq", "c": "B01t", "m": "e2e4 d7d5 e4d5 g8f6 c2c4"}
{"n": "Sicilian: Dragon, Yugoslav, Old Main Line, 12.h4 Ne5 13.Kb1 Nc4", "f": "r1r3k1/pp1bppbp/3p1np1/q7/2nNP2P/1BN1BP2/PPPQ2P1/1K1R3R w -", "c": "B79d", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 f1c4 c8d7 e1c1 d8a5 c4b3 f8c8 h2h4 c6e5 c1b1 e5c4"}
{"n": "Sicilian: Maroczy Bind, 5...Nf6 6.Nc3 d6 7.Be2", "f": "r1bqkb1r/pp2pp1p/2np1np1/8/2PNP3/2N5/PP2BPPP/R1BQK2R b KQkq", "c": "B36h", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 g8f6 b1c3 d7d6 f1e2"}
{"n": "English: Bremen, Keres System", "f": "rnbqkb1r/pp1p1ppp/2p2n2/4p3/2P5/2N3P1/PP1PPP1P/R1BQKBNR w KQkq", "c": "A23", "m": "c2c4 e7e5 b1c3 g8f6 g2g3 c7c6"}
{"n": "QGA: 3.Nf3 c5 4.d5 e6 5.Nc3 exd5", "f": "rnbqkbnr/pp3ppp/8/2pp4/2p5/2N2N2/PP2PPPP/R1BQKB1R w KQkq", "c": "D21o", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 c7c5 d4d5 e7e6 b1c3 e6d5"}
{"n": "Sicilian: Closed, 2...Nc6 3.Bb5 Nd4", "f": "r1bqkbnr/pp1ppppp/8/1Bp5/3nP3/2N5/PPPP1PPP/R1BQK1NR w KQkq", "c": "B23m", "m": "e2e4 c7c5 b1c3 b8c6 f1b5 c6d4"}
{"n": "Budapest: Fajarowicz, 4.Nf3 Bb4+", "f": "rnbqk2r/pppp1ppp/8/4P3/1bP1n3/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "A51i", "m": "d2d4 g8f6 c2c4 e7e5 d4e5 f6e4 g1f3 f8b4"}
{"n": "Spanish: Closed, Breyer, Main Line, 13.a4", "f": "r2qr1k1/1bpnbppp/p2p1n2/1p2p3/P2PP3/2P2N1P/1PBN1PP1/R1BQR1K1 b -", "c": "C95j", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6b8 d2d4 b8d7 b1d2 c8b7 b3c2 f8e8 a2a4"}
{"n": "Pirc: Austrian, 5...O-O 6.Bd3", "f": "rnbq1rk1/ppp1ppbp/3p1np1/8/3PPP2/2NB1N2/PPP3PP/R1BQK2R b KQ", "c": "B09i", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 f2f4 f8g7 g1f3 e8g8 f1d3"}
{"n": "Sicilian: Najdorf, 6.Be2 e5 7.Nb3 Be7 8.O-O O-O 9.Be3", "f": "rnbq1rk1/1p2bppp/p2p1n2/4p3/4P3/1NN1B3/PPP1BPPP/R2Q1RK1 b -", "c": "B92k", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 f1e2 e7e5 d4b3 f8e7 e1g1 e8g8 c1e3"}
{"n": "King's Indian: 5.Nf3 O-O 6.h3 c5 7.d5 e6 8.Bd3 exd5 9.exd5 Re8", "f": "rnbqr1k1/pp3pbp/3p1np1/2pP4/2P5/2NB1N1P/PP3PP1/R1BQK2R w KQ", "c": "E90y", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 h2h3 c7c5 d4d5 e7e6 f1d3 e6d5 e4d5 f8e8"}
{"n": "Open Game: Inverted Philidor, 4.Be2", "f": "r1bqkb1r/pppp1ppp/2n2n2/4p3/4P3/3P1N2/PPP1BPPP/RNBQK2R b KQkq", "c": "C44g", "m": "e2e4 e7e5 g1f3 b8c6 d2d3 g8f6 f1e2"}
{"n": "French: Tarrasch, Closed, 5.c3", "f": "rnbqkb1r/pppn1ppp/4p3/3pP3/3P4/2P5/PP1N1PPP/R1BQKBNR b KQkq", "c": "C05m", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 g8f6 e4e5 f6d7 c2c3"}
{"n": "Vienna Gambit: Steinitz Variation", "f": "rnbqkb1r/ppp2ppp/5n2/3pp3/4PP2/2NP4/PPP3PP/R1BQKBNR b KQkq", "c": "C29e", "m": "e2e4 e7e5 b1c3 g8f6 f2f4 d7d5 d2d3"}
{"n": "Sicilian: Closed, Grand Prix, 3...g6 4.Nf3 Bg7 5.Bb5", "f": "r1bqk1nr/pp1pppbp/2n3p1/1Bp5/4PP2/2N2N2/PPPP2PP/R1BQK2R b KQkq", "c": "B23w", "m": "e2e4 c7c5 b1c3 b8c6 f2f4 g7g6 g1f3 f8g7 f1b5"}
{"n": "Queen's Indian: Euwe, 7...d5", "f": "rn1q1rk1/pbp1bppp/1p2pn2/3p4/2PP4/1P3NP1/P3PPBP/RNBQ1RK1 w -", "c": "E17t", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b2b3 d7d5"}
{"n": "Old Benoni: Czech, 3.e4 d6", "f": "rnbqkbnr/pp3ppp/3p4/2pPp3/4P3/8/PPP2PPP/RNBQKBNR w KQkq", "c": "A44m", "m": "d2d4 c7c5 d4d5 e7e5 e2e4 d7d6"}
{"n": "French: Tarrasch, Guimard, Main Line, 6.Nb3 Be7", "f": "r1bqk2r/pppnbppp/2n1p3/3pP3/3P4/1N3N2/PPP2PPP/R1BQKB1R w KQkq", "c": "C04j", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 b8c6 g1f3 g8f6 e4e5 f6d7 d2b3 f8e7"}
{"n": "QGD Tarrasch: 9.dxc5 Bxc5 10.Bg5 d4 11.Bxf6 Qxf6 12.Nd5", "f": "r1b2rk1/pp3ppp/2n2q2/2bN4/3p4/5NP1/PP2PPBP/R2Q1RK1 b -", "c": "D34m", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 g8f6 f1g2 f8e7 e1g1 e8g8 d4c5 e7c5 c1g5 d5d4 g5f6 d8f6 c3d5"}
{"n": "Gr\u00fcnfeld: Modern Exchange, 8.Rb1 O-O 9.Be2 b6", "f": "rnbq1rk1/p3ppbp/1p4p1/2p5/3PP3/2P2N2/P3BPPP/1RBQK2R w K", "c": "D85n", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 g1f3 c7c5 a1b1 e8g8 f1e2 b7b6"}
{"n": "Caro-Kann: English, Exchange", "f": "rnbqkbnr/pp2pppp/8/3P4/8/8/PP1P1PPP/RNBQKBNR b KQkq", "c": "B10j", "m": "e2e4 c7c6 c2c4 d7d5 e4d5 c6d5 c4d5"}
{"n": "Sicilian: Dragon, Levenfish Variation", "f": "rnbqkb1r/pp2pp1p/3p1np1/8/3NPP2/2N5/PPP3PP/R1BQKB1R b KQkq", "c": "B71", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 f2f4"}
{"n": "French: Chatard-Alekhine, Teichmann Variation", "f": "rnbqk2r/pppnb1pp/4pp2/3pP1B1/3P3P/2N5/PPP2PP1/R2QKBNR w KQkq", "c": "C13j", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8e7 e4e5 f6d7 h2h4 f7f6"}
{"n": "French: Steinitz, Boleslavsky, 7...a6", "f": "r1bqkb1r/1p1n1ppp/p1n1p3/2ppP3/3P1P2/2N1BN2/PPP3PP/R2QKB1R w KQkq", "c": "C11j", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 e4e5 f6d7 f2f4 c7c5 g1f3 b8c6 c1e3 a7a6"}
{"n": "King's Indian: S\u00e4misch, Orthodox, 7.d5 c5", "f": "rnbq1rk1/pp3pbp/3p1np1/2pPp3/2P1P3/2N1BP2/PP4PP/R2QKBNR w KQ", "c": "E87c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 d4d5 c7c5"}
{"n": "Spanish: Cozio, 4.O-O", "f": "r1bqkb1r/ppppnppp/2n5/1B2p3/4P3/2P2N2/PP1P1PPP/RNBQK2R b KQkq", "c": "C60r", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8e7 c2c3"}
{"n": "Sicilian: Scheveningen, Fianchetto Variation", "f": "rnbqkb1r/1p3ppp/p2ppn2/8/3NP3/2N3P1/PPP2P1P/R1BQKB1R w KQkq", "c": "B80p", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 g2g3 a7a6"}
{"n": "King's Gambit: Adelaide-Wahls, 4.exf5", "f": "r1bqkbnr/pppp2pp/2n5/4pP2/5P2/5N2/PPPP2PP/RNBQKB1R b KQkq", "c": "C30i", "m": "e2e4 e7e5 f2f4 b8c6 g1f3 f7f5 e4f5"}
{"n": "French: Tarrasch, Open, Main Line, 9.Nb3 Bd6 10.Bg5", "f": "r1bqk2r/pp2nppp/2nb4/1B1p2B1/8/1N3N2/PPP2PPP/R2Q1RK1 b kq", "c": "C09n", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 e4d5 e6d5 g1f3 b8c6 f1b5 f8d6 e1g1 g8e7 d4c5 d6c5 d2b3 c5d6 c1g5"}
{"n": "Four Knights: Spanish, Classical Defence, 5.O-O", "f": "r1bqk2r/pppp1ppp/2n2n2/1Bb1p3/4P3/2N2N2/PPPP1PPP/R1BQ1RK1 b kq", "c": "C48f", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 f1b5 f8c5 e1g1"}
{"n": "QGD: Ragozin, Vienna, 6.e4", "f": "rnbqk2r/ppp2ppp/4pn2/6B1/1bpPP3/2N2N2/PP3PPP/R2QKB1R b KQkq", "c": "D39c", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8b4 c1g5 d5c4 e2e4"}
{"n": "QGD: Orthodox, Classical, 13.dxe5", "f": "r1b2rk1/pp1nqppp/2p5/4P3/2B5/2R1PN2/PP3PPP/3Q1RK1 b -", "c": "D69", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 b8d7 a1c1 c7c6 f1d3 d5c4 d3c4 f6d5 g5e7 d8e7 e1g1 d5c3 c1c3 e6e5 d4e5"}
{"n": "QGA: Bogoljubow, 7.a4", "f": "rnbqkb1r/2p1pppp/p7/1p1nP3/P1pP4/2N2N2/1P3PPP/R1BQKB1R b KQkq", "c": "D24l", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 b1c3 a7a6 e2e4 b7b5 e4e5 f6d5 a2a4"}
{"n": "Neo-Old Indian: Modern", "f": "rnbqkbnr/ppp1pp1p/3p2p1/8/2PP4/8/PP2PPPP/RNBQKBNR w KQkq", "c": "A41q", "m": "d2d4 d7d6 c2c4 g7g6"}
{"n": "QGA: 3.Nf3 c5 4.d5 e6 5.Nc3", "f": "rnbqkbnr/pp3ppp/4p3/2pP4/2p5/2N2N2/PP2PPPP/R1BQKB1R b KQkq", "c": "D21n", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 c7c5 d4d5 e7e6 b1c3"}
{"n": "Benoni: 4.Nc3 exd5 5.cxd5 d6", "f": "rnbqkb1r/pp3ppp/3p1n2/2pP4/8/2N5/PP2PPPP/R1BQKBNR w KQkq", "c": "A60p", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6"}
{"n": "Spanish: Closed, Exchange, 7.Qe2", "f": "r1bqk2r/1pp1bppp/p1p2n2/4p3/4P3/5N2/PPPPQPPP/RNB2RK1 b kq", "c": "C85c", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 a4c6 d7c6 d1e2"}
{"n": "Indian: 2.Nd2", "f": "rnbqkb1r/pppppppp/5n2/8/3P4/8/PPPNPPPP/R1BQKBNR b KQkq", "c": "A45c", "m": "d2d4 g8f6 b1d2"}
{"n": "King's Indian: Fianchetto with 6...Nd7 7.O-O", "f": "r1bq1rk1/pppnppbp/3p1np1/8/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 b -", "c": "E67b", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1"}
{"n": "QGD: Tartakower, 8.Bd3 Bb7 9.O-O Nbd7", "f": "r2q1rk1/pbpnbpp1/1p2pn1p/3p4/2PP3B/2NBPN2/PP3PPP/R2Q1RK1 w -", "c": "D58h", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5h4 b7b6 f1d3 c8b7 e1g1 b8d7"}
{"n": "King's Indian: Four Pawns Attack, 6.Nf3 Na6 7.Be2", "f": "r1bq1rk1/ppp1ppbp/n2p1np1/8/2PPPP2/2N2N2/PP2B1PP/R1BQK2R b KQ", "c": "E76h", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f4 e8g8 g1f3 b8a6 f1e2"}
{"n": "French: MacCutcheon, Bernstein Variation", "f": "rnbqk2r/ppp2pp1/4pn1p/3pP3/1b1P3B/2N5/PPP2PPP/R2QKBNR b KQkq", "c": "C12g", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8b4 e4e5 h7h6 g5h4"}
{"n": "Sicilian: Taimanov, 5...a6 6.Be2 Nge7", "f": "r1bqkb1r/1p1pnppp/p1n1p3/8/3NP3/2N5/PPP1BPPP/R1BQK2R w KQkq", "c": "B46o", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 a7a6 f1e2 g8e7"}
{"n": "Sicilian: Maroczy Bind, 5...Nf6 6.Nc3 d6 7.Be2 Nxd4 8.Qxd4 Bg7 9.Bg5", "f": "r1bqk2r/pp2ppbp/3p1np1/6B1/2PQP3/2N5/PP2BPPP/R3K2R b KQkq", "c": "B36k", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 g8f6 b1c3 d7d6 f1e2 c6d4 d1d4 f8g7 c1g5"}
{"n": "Nimzo-Indian: Main Line, Bronstein Variation", "f": "r1bq1rk1/pp1n1ppp/4pn2/2p5/1bBP4/2N1PN2/PP3PPP/R1BQ1RK1 w -", "c": "E55", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 e2e3 e8g8 g1f3 d7d5 f1d3 c7c5 e1g1 d5c4 d3c4 b8d7"}
{"n": "King's Indian: Mar del Plata, Bayonet, 9...Nh5 10.Re1 f5", "f": "r1bq1rk1/ppp1n1bp/3p2p1/3Ppp1n/1PP1P3/2N2N2/P3BPPP/R1BQR1K1 w -", "c": "E97r", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 b2b4 f6h5 f1e1 f7f5"}
{"n": "QGA: Janowski-Larsen, 6.h3 Bh5 7.Nc3", "f": "rn1qkb1r/ppp2ppp/4pn2/7b/2BP4/2N1PN1P/PP3PP1/R1BQK2R b KQkq", "c": "D25m", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 c8g4 f1c4 e7e6 h2h3 g4h5 b1c3"}
{"n": "Slav: Bronstein, 6.Ne5 Bh5 7.g3", "f": "rn1qkb1r/pp2pppp/2p2n2/4N2b/P1pP4/2N3P1/1P2PP1P/R1BQKB1R b KQkq", "c": "D16p", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8g4 f3e5 g4h5 g2g3"}
{"n": "Old Benoni: Czech, 3.c4 d6 4.e4 g6 5.Nc3 Bg7 6.Bd3", "f": "rnbqk1nr/pp3pbp/3p2p1/2pPp3/2P1P3/2NB4/PP3PPP/R1BQK1NR b KQkq", "c": "A44k", "m": "d2d4 c7c5 d4d5 e7e5 c2c4 d7d6 e2e4 g7g6 b1c3 f8g7 f1d3"}
{"n": "Sicilian: Najdorf, 6.Be3 e5 7.Nb3", "f": "rnbqkb1r/1p3ppp/p2p1n2/4p3/4P3/1NN1B3/PPP2PPP/R2QKB1R b KQkq", "c": "B90l", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1e3 e7e5 d4b3"}
{"n": "English: Neo-Catalan", "f": "rnbqkb1r/ppp2ppp/4pn2/3p4/2P5/5NP1/PP1PPP1P/RNBQKB1R w KQkq", "c": "A13r", "m": "c2c4 e7e6 g1f3 d7d5 g2g3 g8f6"}
{"n": "QGD: Exchange, Main Line, 9.Nf3 Re8 10.O-O Nf8 11.Rae1", "f": "r1bqrnk1/pp2bppp/2p2n2/3p2B1/3P4/2NBPN2/PPQ2PPP/4RRK1 b -", "c": "D36v", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1g5 c7c6 d1c2 f8e7 e2e3 b8d7 f1d3 e8g8 g1f3 f8e8 e1g1 d7f8 a1e1"}
{"n": "Sicilian: Prins (Moscow), 5...e5", "f": "rnbqkb1r/pp3ppp/3p1n2/4p3/3NP3/5P2/PPP3PP/RNBQKB1R w KQkq", "c": "B54l", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 f2f3 e7e5"}
{"n": "Bogo-Indian: 4.Bd2 Bxd2+", "f": "rnbqk2r/pppp1ppp/4pn2/8/2PP4/5N2/PP1bPPPP/RN1QKB1R w KQkq", "c": "E11x", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 f8b4 c1d2 b4d2"}
{"n": "Benoni: Czech, 5.e4 Be7 6.Bd3", "f": "rnbqk2r/pp2bppp/3p1n2/2pPp3/2P1P3/2NB4/PP3PPP/R1BQK1NR b KQkq", "c": "A56u", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e5 b1c3 d7d6 e2e4 f8e7 f1d3"}
{"n": "King's Indian: Fianchetto, Classical, 9.h3 Re8 10.Re1 exd4", "f": "r1bqr1k1/pp1n1pbp/2pp1np1/8/2PpP3/2N2NPP/PP3PB1/R1BQR1K1 w -", "c": "E69v", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 c7c6 h2h3 f8e8 f1e1 e5d4"}
{"n": "Queen's Indian: Old Main Line, 9.Qxc3 d6 10.b3", "f": "rn1q1rk1/pbp1bppp/1p1pp3/8/2PP4/1PQ2NP1/P3PPBP/R1B2RK1 b -", "c": "E19c", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 f6e4 d1c2 e4c3 c2c3 d7d6 b2b3"}
{"n": "Semi-Slav: Moscow, 6.Bxf6", "f": "rnbqkb1r/pp3pp1/2p1pB1p/3p4/2PP4/2N2N2/PP2PPPP/R2QKB1R b KQkq", "c": "D43o", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 c1g5 h7h6 g5f6"}
{"n": "QGD: Neo-Orthodox, Gligoric Variation", "f": "rnbq1rk1/ppp2pp1/4pb1p/3p4/2PP4/2N1PN2/PP3PPP/2RQKB1R b K", "c": "D55j", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5f6 e7f6 a1c1"}
{"n": "Sicilian: Najdorf, Modern Main Line 13.f5 Nc5 14.f6: Perenyi's 16.Rg1", "f": "r1b1kb1r/2q2p1p/p2ppP2/1pn5/3NP3/2N2Q2/PPP4P/2KR1BR1 b kq", "c": "B99y", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7 d1f3 d8c7 e1c1 b8d7 g2g4 b7b5 g5f6 d7f6 g4g5 f6d7 f4f5 d7c5 f5f6 g7f6 g5f6 e7f8 h1g1"}
{"n": "QGD: Exchange, Main Line, 9.Nf3 Re8", "f": "r1bqr1k1/pp1nbppp/2p2n2/3p2B1/3P4/2NBPN2/PPQ2PPP/R3K2R w KQ", "c": "D36p", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1g5 c7c6 d1c2 f8e7 e2e3 b8d7 f1d3 e8g8 g1f3 f8e8"}
{"n": "Queen's Indian: 6.Nc3 O-O 7.Qc2", "f": "rn1q1rk1/pbppbppp/1p2pn2/8/2PP4/2N2NP1/PPQ1PPBP/R1B1K2R b KQ", "c": "E17d", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 b1c3 e8g8 d1c2"}
{"n": "Catalan: Closed, 6...Nbd7", "f": "r1bq1rk1/pppnbppp/4pn2/3p4/2PP4/5NP1/PP2PPBP/RNBQ1RK1 w -", "c": "E07", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 f8e7 g1f3 e8g8 e1g1 b8d7"}
{"n": "Spanish: Classical, Charousek Variation", "f": "r1bqk1nr/pppp1ppp/1bn5/1B2p3/4P3/2P2N2/PP1P1PPP/RNBQK2R w KQkq", "c": "C64c", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f8c5 c2c3 c5b6"}
{"n": "Semi-Slav: Meran, Wade, 9.O-O", "f": "r2qkb1r/pb1n1ppp/2p1pn2/1p6/3P4/2NBPN2/PP3PPP/R1BQ1RK1 b kq", "c": "D47n", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 c8b7 e1g1"}
{"n": "King's Pawn", "f": "rnbqkbnr/pppppppp/8/8/4P3/8/PPPP1PPP/RNBQKBNR b KQkq", "c": "B00a", "m": "e2e4"}
{"n": "Sicilian: Taimanov, 6.Be3 a6 7.Be2 Nf6 8.O-O Bb4 9.Na4 Be7", "f": "r1b1k2r/1pqpbppp/p1n1pn2/8/N2NP3/4B3/PPP1BPPP/R2Q1RK1 w kq", "c": "B49l", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 c1e3 a7a6 f1e2 g8f6 e1g1 f8b4 c3a4 b4e7"}
{"n": "King's Indian: Averbakh, 6...c5 7.d5 a6", "f": "rnbq1rk1/1p2ppbp/p2p1np1/2pP2B1/2P1P3/2N5/PP2BPPP/R2QK1NR w KQ", "c": "E74g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 c7c5 d4d5 a7a6"}
{"n": "Benko Gambit: 7.e4, Main Line, 11...Nbd7 12.h3 Ra6", "f": "3q1rk1/3nppbp/r2p1np1/2pP4/4P3/2N2NPP/PP3PK1/R1BQ3R w -", "c": "A59o", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6 c8a6 b1c3 d7d6 e2e4 a6f1 e1f1 g7g6 g2g3 f8g7 f1g2 e8g8 g1f3 b8d7 h2h3 a8a6"}
{"n": "Caro-Kann: Exchange, 4.Bd3 Nc6", "f": "r1bqkbnr/pp2pppp/2n5/3p4/3P4/3B4/PPP2PPP/RNBQK1NR w KQkq", "c": "B13f", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 f1d3 b8c6"}
{"n": "QGA: 3.Nf3 c5 4.Nc3", "f": "rnbqkbnr/pp2pppp/8/2p5/2pP4/2N2N2/PP2PPPP/R1BQKB1R b KQkq", "c": "D21i", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 c7c5 b1c3"}
{"n": "QGD: 4.Bg5 Be7 5.Nf3 h6 6.Bh4 O-O", "f": "rnbq1rk1/ppp1bpp1/4pn1p/3p4/2PP3B/2N2N2/PP2PPPP/R2QKB1R w KQ", "c": "D53i", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 g1f3 h7h6 g5h4 e8g8"}
{"n": "Sicilian: Scheveningen, Keres, Perenyi Attack, 7...h6", "f": "rnbqkb1r/1p3pp1/p2ppn1p/8/3NP1P1/2N1B3/PPP2P1P/R2QKB1R w KQkq", "c": "B81f", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 g2g4 a7a6 c1e3 h7h6"}
{"n": "Spanish: Closed, Pilnik, 12.Nf1 Nc6", "f": "r1bqr1k1/4bppp/p1np1n2/1pp1p3/4P3/2PP1N2/PPB2PPP/R1BQRNK1 w -", "c": "C90l", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 d2d3 c6a5 b3c2 c7c5 b1d2 f8e8 d2f1 a5c6"}
{"n": "Open Game: Konstantinopolsky", "f": "r1bqkbnr/pppp1ppp/2n5/4p3/4P3/5NP1/PPPP1P1P/RNBQKB1R b KQkq", "c": "C44b", "m": "e2e4 e7e5 g1f3 b8c6 g2g3"}
{"n": "King's Indian: 7.O-O Nbd7 8.Re1 Re8", "f": "r1bqr1k1/pppn1pbp/3p1np1/4p3/2PPP3/2N2N2/PP2BPPP/R1BQR1K1 w -", "c": "E95d", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8d7 f1e1 f8e8"}
{"n": "Slav: Exchange, 8.Ne5", "f": "r2qkb1r/pp3ppp/2n1pn2/3pNb2/3P1B2/2N1P3/PP3PPP/R2QKB1R b KQkq", "c": "D14e", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 c4d5 c6d5 b1c3 b8c6 c1f4 c8f5 e2e3 e7e6 f3e5"}
{"n": "French: Tarrasch, Open, 4.exd5 Qxd5 5.Ngf3 cxd4 6.Bc4", "f": "rnb1kbnr/pp3ppp/4p3/3q4/2Bp4/5N2/PPPN1PPP/R1BQK2R b KQkq", "c": "C07m", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 e4d5 d8d5 g1f3 c5d4 f1c4"}
{"n": "Russian Game: Cozio/Lasker", "f": "rnbqkb1r/ppp2ppp/3p4/8/4n3/5N2/PPPPQPPP/RNB1KB1R b KQkq", "c": "C42n", "m": "e2e4 e7e5 g1f3 g8f6 f3e5 d7d6 e5f3 f6e4 d1e2"}
{"n": "Queen's Indian: 5.Bg2 Be7", "f": "rn1qk2r/pbppbppp/1p2pn2/8/2PP4/5NP1/PP2PPBP/RNBQK2R w KQkq", "c": "E17a", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7"}
{"n": "King's Indian: Fianchetto, Classical, 8.e4 exd4 9.Nxd4 Re8", "f": "r1bqr1k1/pppn1pbp/3p1np1/8/2PNP3/2N3P1/PP3PBP/R1BQ1RK1 w -", "c": "E68e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 e5d4 f3d4 f8e8"}
{"n": "Benko Gambit: Zaitsev, 5...axb5", "f": "rnbqkb1r/3ppppp/5n2/1ppP4/8/2N5/PP2PPPP/R1BQKBNR w KQkq", "c": "A57s", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b1c3 a6b5"}
{"n": "Sicilian: Taimanov, 6.Be3 a6 7.Bd3 b5", "f": "r1b1kbnr/2qp1ppp/p1n1p3/1p6/3NP3/2NBB3/PPP2PPP/R2QK2R w KQkq", "c": "B48j", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 c1e3 a7a6 f1d3 b7b5"}
{"n": "Caro-Kann: Panov-Botvinnik, 5...g6 6.cxd5 Nxd5 7.Bc4", "f": "rnbqkb1r/pp2pp1p/6p1/3n4/2BP4/2N5/PP3PPP/R1BQK1NR b KQkq", "c": "B14d", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 c2c4 g8f6 b1c3 g7g6 c4d5 f6d5 f1c4"}
{"n": "Sicilian: Closed, 2...Nc6", "f": "r1bqkbnr/pp1ppppp/2n5/2p5/4P3/2N5/PPPP1PPP/R1BQKBNR w KQkq", "c": "B23k", "m": "e2e4 c7c5 b1c3 b8c6"}
{"n": "Queen's Indian: Pomar Variation", "f": "rn1q1rk1/pbppbppp/1p2pn2/3P4/2P5/5NP1/PP2PPBP/RNBQ1RK1 b -", "c": "E17u", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 d4d5"}
{"n": "Queen's Indian: Capablanca, Riumin, 7.Nc3 O-O 8.O-O d5", "f": "rn1q1rk1/pbp1bppp/1p2pn2/3p4/2PP4/2N2NP1/PP1BPPBP/R2Q1RK1 w -", "c": "E16n", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8b4 c1d2 b4e7 b1c3 e8g8 e1g1 d7d5"}
{"n": "Sicilian: Closed", "f": "rnbqkbnr/pp2pppp/3p4/2p5/4P3/2N3P1/PPPP1P1P/R1BQKBNR b KQkq", "c": "B23d", "m": "e2e4 c7c5 b1c3 d7d6 g2g3"}
{"n": "Alekhine: Two Pawns (Lasker) Attack", "f": "rnbqkb1r/pppppppp/1n6/2P1P3/8/8/PP1P1PPP/RNBQKBNR b KQkq", "c": "B02s", "m": "e2e4 g8f6 e4e5 f6d5 c2c4 d5b6 c4c5"}
{"n": "King's Indian: Petrosian System", "f": "rnbq1rk1/ppp2pbp/3p1np1/3Pp3/2P1P3/2N2N2/PP2BPPP/R1BQK2R b KQ", "c": "E92n", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 d4d5"}
{"n": "Sicilian: Boleslavsky, 7.Nf3 h6 8.O-O", "f": "r1bqkb1r/pp3pp1/2np1n1p/4p3/4P3/2N2N2/PPP1BPPP/R1BQ1RK1 b kq", "c": "B58j", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1e2 e7e5 d4f3 h7h6 e1g1"}
{"n": "Sicilian: Kan, 5.Nc3 Qc7 6.g3 Nf6", "f": "rnb1kb1r/1pqp1ppp/p3pn2/8/3NP3/2N3P1/PPP2P1P/R1BQKB1R w KQkq", "c": "B43i", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 a7a6 b1c3 d8c7 g2g3 g8f6"}
{"n": "Evans Gambit: 5...Ba5", "f": "r1bqk1nr/pppp1ppp/2n5/b3p3/2B1P3/2P2N2/P2P1PPP/RNBQK2R w KQkq", "c": "C52", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 f8c5 b2b4 c5b4 c2c3 b4a5"}
{"n": "Slav: Central, 6.Ne5 Na6", "f": "r2qkb1r/pp2pppp/n1p2n2/4Nb2/P1pP4/2N5/1P2PPPP/R1BQKB1R w KQkq", "c": "D17g", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 f3e5 b8a6"}
{"n": "QGD: Semi-Tarrasch, Symmetrical Variation", "f": "r1bq1rk1/pp3ppp/2nbpn2/2pp4/2PP4/2NBPN2/PP3PPP/R1BQ1RK1 w -", "c": "D40h", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 e2e3 b8c6 f1d3 f8d6 e1g1 e8g8"}
{"n": "Neo-Gr\u00fcnfeld, Main Line, 10.f4", "f": "rnbq1rk1/pp1n1pbp/4p1p1/3pN3/3P1P2/2N3P1/PP2P1BP/R1BQ1RK1 b -", "c": "D79k", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 e1g1 c7c6 c4d5 c6d5 f3e5 e7e6 b1c3 f6d7 f2f4"}
{"n": "Spanish: Berlin, Benelux Variation", "f": "r1bq1rk1/pppp1ppp/1bn2n2/1B2p3/3PP3/2P2N2/PP3PPP/RNBQ1RK1 w -", "c": "C65o", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 e1g1 f8c5 c2c3 e8g8 d2d4 c5b6"}
{"n": "QGD Tarrasch: 4.Nf3", "f": "rnbqkbnr/pp3ppp/4p3/2pp4/2PP4/2N2N2/PP2PPPP/R1BQKB1R b KQkq", "c": "D32b", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 g1f3"}
{"n": "French: Chatard-Alekhine, Breyer, 7.Bxe7 Kxe7", "f": "rnbq3r/pp1nkppp/4p3/2ppP3/3P3P/2N5/PPP2PP1/R2QKBNR w KQ", "c": "C13r", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8e7 e4e5 f6d7 h2h4 c7c5 g5e7 e8e7"}
{"n": "Sicilian: 3.Bb5+, Sokolsky Variation", "f": "rn2kbnr/pp1qpppp/3p4/2p5/2P1P3/5N2/PP1P1PPP/RNBQK2R b KQkq", "c": "B52g", "m": "e2e4 c7c5 g1f3 d7d6 f1b5 c8d7 b5d7 d8d7 c2c4"}
{"n": "Sicilian: Dragon, Yugoslav, Main Line, 12.h4 Nc4: 14.h5", "f": "3q1rk1/pp1bppbp/3p1np1/7P/2rNP3/2N1BP2/PPPQ2P1/2KR3R b -", "c": "B78i", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 f1c4 c8d7 e1c1 a8c8 c4b3 c6e5 h2h4 e5c4 b3c4 c8c4 h4h5"}
{"n": "Queen's Indian: Capablanca, Yates, 7.O-O O-O", "f": "rn1q1rk1/1bpp1ppp/1p2pn2/p7/1bPP4/5NP1/PP1BPPBP/RN1Q1RK1 w -", "c": "E16g", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8b4 c1d2 a7a5 e1g1 e8g8"}
{"n": "QGD Tarrasch: 9.Bg5 cxd4 10.Nxd4 h6 11.Be3 Re8 12.Rc1", "f": "r1bqr1k1/pp2bpp1/2n2n1p/3p4/3N4/2N1B1P1/PP2PPBP/2RQ1RK1 b -", "c": "D34w", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 g8f6 f1g2 f8e7 e1g1 e8g8 c1g5 c5d4 f3d4 h7h6 g5e3 f8e8 a1c1"}
{"n": "Queen's Indian: 7.Nc3 Ne4 8.Bd2 f5", "f": "rn1q1rk1/pbppb1pp/1p2p3/5p2/2PPn3/2N2NP1/PP1BPPBP/R2Q1RK1 w -", "c": "E18o", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 f6e4 c1d2 f7f5"}
{"n": "Sicilian: Taimanov, 6.g3 a6 7.Bg2 d6 8.O-O Bd7 9.Re1", "f": "r3kbnr/1pqb1ppp/p1npp3/8/3NP3/2N3P1/PPP2PBP/R1BQR1K1 b kq", "c": "B47k", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 g2g3 a7a6 f1g2 d7d6 e1g1 c8d7 f1e1"}
{"n": "Semi-Slav: Moscow, 7.e3", "f": "rnb1kb1r/pp3pp1/2p1pq1p/3p4/2PP4/2N1PN2/PP3PPP/R2QKB1R b KQkq", "c": "D43s", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 c1g5 h7h6 g5f6 d8f6 e2e3"}
{"n": "Sicilian: Accelerated Fianchetto, Modern, 6.Be3", "f": "r1bqk1nr/pp1pppbp/2n3p1/8/3NP3/2N1B3/PPP2PPP/R2QKB1R b KQkq", "c": "B34m", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 b1c3 f8g7 c1e3"}
{"n": "QGA: 4.Nc3 a6", "f": "rnbqkb1r/1pp1pppp/p4n2/8/2pP4/2N2N2/PP2PPPP/R1BQKB1R w KQkq", "c": "D24h", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 b1c3 a7a6"}
{"n": "French: Tarrasch, Guimard, Main Line, 6.Nb3 a5", "f": "r1bqkb1r/1ppn1ppp/2n1p3/p2pP3/3P4/1N3N2/PPP2PPP/R1BQKB1R w KQkq", "c": "C04i", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 b8c6 g1f3 g8f6 e4e5 f6d7 d2b3 a7a5"}
{"n": "King's Indian: Fianchetto, Yugoslav without Nc3", "f": "rnbq1rk1/pp2ppbp/3p1np1/2p5/2PP4/5NP1/PP2PPBP/RNBQ1RK1 w -", "c": "E60l", "m": "d2d4 g8f6 c2c4 g7g6 g1f3 f8g7 g2g3 e8g8 f1g2 d7d6 e1g1 c7c5"}
{"n": "French: Tarrasch, Closed, 8...Qb6 9.Nf3 f6", "f": "r1b1kb1r/pp1n2pp/1qn1pp2/3pP3/3P4/3B1N2/PP2NPPP/R1BQK2R w KQkq", "c": "C06j", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 g8f6 e4e5 f6d7 f1d3 c7c5 c2c3 b8c6 g1e2 c5d4 c3d4 d8b6 d2f3 f7f6"}
{"n": "English: Symmetrical, Main Line, 7.b3", "f": "r1bq1rk1/pp1pppbp/2n2np1/2p5/2P5/1PN2NP1/P2PPPBP/R1BQ1RK1 b -", "c": "A38h", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 g8f6 e1g1 e8g8 b2b3"}
{"n": "Benoni: Czech, 5.e4 Be7 6.g3", "f": "rnbqk2r/pp2bppp/3p1n2/2pPp3/2P1P3/2N3P1/PP3P1P/R1BQKBNR b KQkq", "c": "A56s", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e5 b1c3 d7d6 e2e4 f8e7 g2g3"}
{"n": "Sicilian: Closed, Grand Prix, 3...e6", "f": "r1bqkbnr/pp1p1ppp/2n1p3/2p5/4PP2/2N5/PPPP2PP/R1BQKBNR w KQkq", "c": "B23q", "m": "e2e4 c7c5 b1c3 b8c6 f2f4 e7e6"}
{"n": "English: Closed, 5.d3 d6", "f": "r1bqk1nr/ppp2pbp/2np2p1/4p3/2P5/2NP2P1/PP2PPBP/R1BQK1NR w KQkq", "c": "A26", "m": "c2c4 e7e5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6"}
{"n": "QGD: Semi-Tarrasch, 6.g3, Main Line", "f": "r1bq1rk1/pp2bppp/2n1p3/2pn4/3P4/2N2NP1/PP2PPBP/R1BQ1RK1 w -", "c": "D41d", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 c4d5 f6d5 g2g3 b8c6 f1g2 f8e7 e1g1 e8g8"}
{"n": "Spanish: Archangelsk Variation", "f": "r2qkb1r/1bpp1ppp/p1n2n2/1p2p3/4P3/1B3N2/PPPP1PPP/RNBQ1RK1 w kq", "c": "C78n", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 b7b5 a4b3 c8b7"}
{"n": "French: Winawer, Poisoned Pawn", "f": "rnb1k2r/ppq1nppp/4p3/2ppP3/3P2Q1/P1P5/2P2PPP/R1B1KBNR w KQkq", "c": "C18r", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3 b2c3 g8e7 d1g4 d8c7"}
{"n": "Sicilian: Alapin, 2...d6", "f": "rnbqkbnr/pp2pppp/3p4/2p5/4P3/2P5/PP1P1PPP/RNBQKBNR w KQkq", "c": "B22e", "m": "e2e4 c7c5 c2c3 d7d6"}
{"n": "Slav: Chameleon, 5.c5", "f": "rnbqkb1r/1p2pppp/p1p2n2/2Pp4/3P4/2N2N2/PP2PPPP/R1BQKB1R b KQkq", "c": "D15j", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 a7a6 c4c5"}
{"n": "Bogo-Indian: Nimzowitsch, 5.g3 Nc6 6.Nc3 Bxc3", "f": "r1b1k2r/ppppqppp/2n1pn2/8/2PP4/2b2NP1/PP1BPP1P/R2QKB1R w KQkq", "c": "E11s", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 f8b4 c1d2 d8e7 g2g3 b8c6 b1c3 b4c3"}
{"n": "English: Symmetrical, Main Line, 7.a3 d6", "f": "r1bq1rk1/pp2ppbp/2np1np1/2p5/2P5/P1N2NP1/1P1PPPBP/R1BQ1RK1 w -", "c": "A38j", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 g8f6 e1g1 e8g8 a2a3 d7d6"}
{"n": "Sicilian: Maroczy Bind, 5...Nf6 6.Nc3 d6 7.Be2 Nxd4 8.Qxd4 Bg7 9.Bg5 O-O 10.Qd2", "f": "r1bq1rk1/pp2ppbp/3p1np1/6B1/2P1P3/2N5/PP1QBPPP/R3K2R b KQ", "c": "B36m", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 g8f6 b1c3 d7d6 f1e2 c6d4 d1d4 f8g7 c1g5 e8g8 d4d2"}
{"n": "Gr\u00fcnfeld: Russian Variation", "f": "rnbqk2r/ppp1ppbp/5np1/3p4/2PP4/1QN2N2/PP2PPPP/R1B1KB1R b KQkq", "c": "D96", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 d1b3"}
{"n": "Sicilian: Accelerated Fianchetto, Modern, 7.Bc4 O-O 8.Bb3 d6 9.f3 Bd7", "f": "r2q1rk1/pp1bppbp/2np1np1/8/3NP3/1BN1BP2/PPP3PP/R2QK2R w KQ", "c": "B35r", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 b1c3 f8g7 c1e3 g8f6 f1c4 e8g8 c4b3 d7d6 f2f3 c8d7"}
{"n": "QGA: 3.Nf3 c5 4.d5 e6 5.Nc3 exd5 6.Qxd5 Qxd5 7.Nxd5", "f": "rnb1kbnr/pp3ppp/8/2pN4/2p5/5N2/PP2PPPP/R1B1KB1R b KQkq", "c": "D21p", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 c7c5 d4d5 e7e6 b1c3 e6d5 d1d5 d8d5 c3d5"}
{"n": "QGD: Tartakower, 8.Rc1", "f": "rnbq1rk1/p1p1bpp1/1p2pn1p/3p4/2PP3B/2N1PN2/PP3PPP/2RQKB1R b K", "c": "D58p", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5h4 b7b6 a1c1"}
{"n": "Benko Gambit: Fianchetto, 9.Bh3", "f": "rn1qk2r/4ppbp/b2p1np1/2pP4/8/2N2NPB/PP2PP1P/R1BQK2R b KQkq", "c": "A58l", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6 c8a6 b1c3 d7d6 g1f3 g7g6 g2g3 f8g7 f1h3"}
{"n": "Gr\u00fcnfeld: Classical Exchange, 9.O-O", "f": "rnbq1rk1/pp2ppbp/6p1/2p5/2BPP3/2P5/P3NPPP/R1BQ1RK1 b -", "c": "D87e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 f1c4 e8g8 g1e2 c7c5 e1g1"}
{"n": "Sicilian: Rossolimo", "f": "r1bqkbnr/pp1ppppp/2n5/1Bp5/4P3/5N2/PPPP1PPP/RNBQK2R b KQkq", "c": "B30k", "m": "e2e4 c7c5 g1f3 b8c6 f1b5"}
{"n": "King's Indian: Fianchetto, Yugoslav Panno, Main Line", "f": "1rbq1rk1/4ppbp/p2p1np1/nppP4/2P5/1PN3P1/P1QNPPBP/R1B2RK1 w -", "c": "E66k", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 c7c5 e1g1 b8c6 d4d5 c6a5 f3d2 a7a6 d1c2 a8b8 b2b3 b7b5"}
{"n": "King's Indian: Fianchetto, Panno, 8.b3 Rb8 9.Nd5", "f": "1rbq1rk1/1pp1ppbp/p1np1np1/3N4/2PP4/1P3NP1/P3PPBP/R1BQ1RK1 b -", "c": "E63g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8c6 e1g1 a7a6 b2b3 a8b8 c3d5"}
{"n": "English: Symmetrical, 5.Nf3 e5 6.a3", "f": "r1bqk1nr/pp1p1pbp/2n3p1/2p1p3/2P5/P1N2NP1/1P1PPPBP/R1BQK2R b KQkq", "c": "A37r", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 e7e5 a2a3"}
{"n": "Sicilian: Taimanov, 5...a6 6.Nxc6", "f": "r1bqkbnr/1p1p1ppp/p1N1p3/8/4P3/2N5/PPP2PPP/R1BQKB1R b KQkq", "c": "B46c", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 a7a6 d4c6"}
{"n": "Sicilian: Dragon, 6.g3", "f": "rnbqkb1r/pp2pp1p/3p1np1/8/3NP3/2N3P1/PPP2P1P/R1BQKB1R b KQkq", "c": "B70b", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 g2g3"}
{"n": "English: Symmetrical, Double Fianchetto", "f": "rn1qkb1r/pb1ppp1p/1p3np1/2p5/2P5/5NP1/PP1PPPBP/RNBQ1RK1 w kq", "c": "A30f", "m": "c2c4 c7c5 g1f3 g8f6 g2g3 b7b6 f1g2 c8b7 e1g1 g7g6"}
{"n": "King's Indian: 4.e4 d6 5.Bd3 O-O 6.Nge2 e5", "f": "rnbq1rk1/ppp2pbp/3p1np1/4p3/2PPP3/2NB4/PP2NPPP/R1BQK2R w KQ", "c": "E70q", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1d3 e8g8 g1e2 e7e5"}
{"n": "Dutch: Staunton Gambit, 4.Bg5 Nc6 5.d5", "f": "r1bqkb1r/ppppp1pp/2n2n2/3P2B1/4p3/2N5/PPP2PPP/R2QKBNR b KQkq", "c": "A83l", "m": "d2d4 f7f5 e2e4 f5e4 b1c3 g8f6 c1g5 b8c6 d4d5"}
{"n": "Trompowsky: 2...Ne4", "f": "rnbqkb1r/pppppppp/8/6B1/3Pn3/8/PPP1PPPP/RN1QKBNR w KQkq", "c": "A45s", "m": "d2d4 g8f6 c1g5 f6e4"}
{"n": "French: 3.Nc3 Nc6", "f": "r1bqkbnr/ppp2ppp/2n1p3/3p4/3PP3/2N5/PPP2PPP/R1BQKBNR w KQkq", "c": "C10c", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 b8c6"}
{"n": "King's Indian: 4.e4 d6 5.Bd3 O-O 6.Nge2 e5 7.d5", "f": "rnbq1rk1/ppp2pbp/3p1np1/3Pp3/2P1P3/2NB4/PP2NPPP/R1BQK2R b KQ", "c": "E70r", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1d3 e8g8 g1e2 e7e5 d4d5"}
{"n": "Sicilian: Najdorf, 6.Be3 e5 7.Nb3 Be6 8.Qd2", "f": "rn1qkb1r/1p3ppp/p2pbn2/4p3/4P3/1NN1B3/PPPQ1PPP/R3KB1R b KQkq", "c": "B90m", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1e3 e7e5 d4b3 c8e6 d1d2"}
{"n": "Spanish: Open, Italian Variation", "f": "r2qk2r/2p2ppp/p1n1b3/1pbpP3/4n3/1BP2N2/PP3PPP/RNBQ1RK1 w kq", "c": "C82i", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 d2d4 b7b5 a4b3 d7d5 d4e5 c8e6 c2c3 f8c5"}
{"n": "QGA: Classical, 6...a6 7.b3", "f": "rnbqkb1r/1p3ppp/p3pn2/2p5/2BP4/1P2PN2/P4PPP/RNBQ1RK1 b kq", "c": "D27b", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 b2b3"}
{"n": "Sicilian: Najdorf, Danner, 9.O-O-O Bd7", "f": "rn2k2r/1p1bbppp/p2ppn2/q5B1/3NPP2/2N2Q2/PPP3PP/2KR1B1R w kq", "c": "B98d", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7 d1f3 d8a5 e1c1 c8d7"}
{"n": "Sicilian: Richter-Rauzer, 7...a6 8.O-O-O h6 9.Be3 Bd7", "f": "r2qkb1r/1p1b1pp1/p1nppn1p/8/3NP3/2N1B3/PPPQ1PPP/2KR1B1R w kq", "c": "B66k", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 a7a6 e1c1 h7h6 g5e3 c8d7"}
{"n": "French: Tarrasch, Closed, 5.f4 c5 6.c3 Nc6 7.Ndf3", "f": "r1bqkb1r/pp1n1ppp/2n1p3/2ppP3/3P1P2/2P2N2/PP4PP/R1BQKBNR b KQkq", "c": "C05g", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 g8f6 e4e5 f6d7 f2f4 c7c5 c2c3 b8c6 d2f3"}
{"n": "Sicilian: Scheveningen, Fianchetto Variation", "f": "r1b1kb1r/ppq2ppp/2nppn2/8/3NP3/2N3P1/PPP2PBP/R1BQK2R w KQkq", "c": "B80s", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 g2g3 b8c6 f1g2 d8c7"}
{"n": "Sicilian: Taimanov, Four Knights, 6.Be3 Bb4 7.Bd3", "f": "r1bqk2r/pp1p1ppp/2n1pn2/8/1b1NP3/2NBB3/PPP2PPP/R2QK2R b KQkq", "c": "B45j", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 g8f6 c1e3 f8b4 f1d3"}
{"n": "English: 1...e6 2.Nf3", "f": "rnbqkbnr/pppp1ppp/4p3/8/2P5/5N2/PP1PPPPP/RNBQKB1R b KQkq", "c": "A13h", "m": "c2c4 e7e6 g1f3"}
{"n": "Queen's Indian: Old Main Line, 8.Qc2 Nxc3 9.bxc3", "f": "rn1q1rk1/pbppbppp/1p2p3/8/2PP4/2P2NP1/P1Q1PPBP/R1B2RK1 b -", "c": "E18z", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 f6e4 d1c2 e4c3 b2c3"}
{"n": "King's Indian: 6.Be2 c5 7.O-O Nc6", "f": "r1bq1rk1/pp2ppbp/2np1np1/2p5/2PPP3/2N2N2/PP2BPPP/R1BQ1RK1 w -", "c": "E91k", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 c7c5 e1g1 b8c6"}
{"n": "French: Tarrasch, Open, Main Line, 9.Nb3", "f": "r1bqk2r/pp2nppp/2n5/1Bbp4/8/1N3N2/PPP2PPP/R1BQ1RK1 b kq", "c": "C09k", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 e4d5 e6d5 g1f3 b8c6 f1b5 f8d6 e1g1 g8e7 d4c5 d6c5 d2b3"}
{"n": "Neo-King's Indian", "f": "rnbqkb1r/pppppp1p/5np1/8/3P4/4PN2/PPP2PPP/RNBQKB1R b KQkq", "c": "A48c", "m": "d2d4 g8f6 g1f3 g7g6 e2e3"}
{"n": "King's Indian: 4.e4 O-O 5.Nf3", "f": "rnbq1rk1/ppppppbp/5np1/8/2PPP3/2N2N2/PP3PPP/R1BQKB1R b KQ", "c": "E70d", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 e8g8 g1f3"}
{"n": "Sicilian: Taimanov, 6.Be3 a6 7.Be2", "f": "r1b1kbnr/1pqp1ppp/p1n1p3/8/3NP3/2N1B3/PPP1BPPP/R2QK2R b KQkq", "c": "B49a", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 c1e3 a7a6 f1e2"}
{"n": "Spanish: Open, Dilworth, 14.Kxf2 Qxf6 15.Kg1 g5", "f": "r4rk1/2p4p/p1n1bq2/1p1p2p1/8/2P2N2/PPBN2PP/R1BQ2K1 w -", "c": "C82s", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 d2d4 b7b5 a4b3 d7d5 d4e5 c8e6 c2c3 f8c5 b1d2 e8g8 b3c2 e4f2 f1f2 f7f6 e5f6 c5f2 g1f2 d8f6 f2g1 g7g5"}
{"n": "Sicilian: Dragon, Yugoslav, Main Line, 12.h4 h5 13.Bh6", "f": "2rq1rk1/pp1bppb1/3p1npB/4n2p/3NP2P/1BN2P2/PPPQ2P1/2KR3R b -", "c": "B78l", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 f1c4 c8d7 e1c1 a8c8 c4b3 c6e5 h2h4 h7h5 e3h6"}
{"n": "Benko Gambit: Accepted, 6.Nc3 d6", "f": "rn1qkb1r/4pppp/b2p1n2/2pP4/8/2N5/PP2PPPP/R1BQKBNR w KQkq", "c": "A58g", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6 c8a6 b1c3 d7d6"}
{"n": "Pirc: Classical, 5.Be2 O-O 6.Be3", "f": "rnbq1rk1/ppp1ppbp/3p1np1/8/3PP3/2N1BN2/PPP1BPPP/R2QK2R b KQ", "c": "B08m", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 g1f3 f8g7 f1e2 e8g8 c1e3"}
{"n": "Spanish: Closed, Chigorin, 12...cxd4", "f": "r1b2rk1/2q1bppp/p2p1n2/np2p3/3pP3/2P2N1P/PPBN1PP1/R1BQR1K1 w -", "c": "C99a", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 d8c7 b1d2 c5d4"}
{"n": "Sicilian: Pelikan, Sveshnikov Variation", "f": "r1bqkb1r/5p1p/p1np4/1p1Npp2/4P3/N7/PPP2PPP/R2QKB1R w KQkq", "c": "B33u", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e5 d4b5 d7d6 c1g5 a7a6 b5a3 b7b5 g5f6 g7f6 c3d5 f6f5"}
{"n": "Modern: Averbakh, 4...e5 5.Nf3 Nd7", "f": "r1bqk1nr/pppn1pbp/3p2p1/4p3/2PPP3/2N2N2/PP3PPP/R1BQKB1R w KQkq", "c": "A42q", "m": "d2d4 d7d6 c2c4 g7g6 b1c3 f8g7 e2e4 e7e5 g1f3 b8d7"}
{"n": "Two Knights: 4.d3 Be7 5.O-O", "f": "r1bqk2r/ppppbppp/2n2n2/4p3/2B1P3/3P1N2/PPP2PPP/RNBQ1RK1 b kq", "c": "C55g", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 d2d3 f8e7 e1g1"}
{"n": "Slav: Exchange, 8.Bd3 Main Line, 12.Rfc1 Rfc8", "f": "r1r3k1/pp3ppp/2nqpn2/3p4/3P4/2NQPN2/PP3PPP/R1R3K1 w -", "c": "D14n", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 c4d5 c6d5 b1c3 b8c6 c1f4 c8f5 e2e3 e7e6 f1d3 f5d3 d1d3 f8d6 f4d6 d8d6 e1g1 e8g8 f1c1 f8c8"}
{"n": "Semi-Slav: Botvinnik, 9.Nxg5", "f": "rnbqkb1r/p4p2/2p1pn1p/1p2P1N1/2pP3B/2N5/PP3PPP/R2QKB1R b KQkq", "c": "D44h", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 c1g5 d5c4 e2e4 b7b5 e4e5 h7h6 g5h4 g7g5 f3g5"}
{"n": "King's Indian: S\u00e4misch, Panno Main Line, 9.Nc1 e5 10.d5 Nd4 11.Nb3", "f": "1rbq1rk1/1pp2pbp/p2p1np1/3Pp3/2PnP3/1NN1BP2/PP1Q2PP/R3KB1R b KQ", "c": "E84j", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b8c6 g1e2 a7a6 d1d2 a8b8 e2c1 e7e5 d4d5 c6d4 c1b3"}
{"n": "Catalan: Closed, Main Line, 9.e4 dxe4 10.Nxe4 Nxe4 11.Qxe4", "f": "r1bq1rk1/p2nbppp/1pp1p3/8/2PPQ3/5NP1/PP3PBP/R1B2RK1 b -", "c": "E09k", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 f8e7 g1f3 e8g8 e1g1 b8d7 d1c2 c7c6 b1d2 b7b6 e2e4 d5e4 d2e4 f6e4 c2e4"}
{"n": "Sicilian: Accelerated Fianchetto, 5.Be2", "f": "r1bqkbnr/pp1ppp1p/2n3p1/8/3NP3/8/PPP1BPPP/RNBQK2R b KQkq", "c": "B34d", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 f1e2"}
{"n": "King's Indian: S\u00e4misch, Orthodox Main Line, 9...Bd7", "f": "rn1q1rk1/pp1b1pbp/3p1np1/3Pp3/4P3/2N1BP2/PP2N1PP/R2QKB1R w KQ", "c": "E89c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 d4d5 c7c6 g1e2 c6d5 c4d5 c8d7"}
{"n": "Nimzo-Indian: Classical, Noa, 5.a3", "f": "rnbqk2r/ppp2ppp/4pn2/3p4/1bPP4/P1N5/1PQ1PPPP/R1B1KBNR b KQkq", "c": "E36", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 d7d5 a2a3"}
{"n": "Queen's Indian", "f": "rnbqkb1r/p1pp1ppp/1p2pn2/8/2PP4/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "E12a", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6"}
{"n": "Benko Gambit: 4.cxb5 a6 5.e3 g6", "f": "rnbqkb1r/3ppp1p/p4np1/1PpP4/8/4P3/PP3PPP/RNBQKBNR w KQkq", "c": "A57n", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 e2e3 g7g6"}
{"n": "English: Symmetrical, Hedgehog, Flexible Formation", "f": "r2qk2r/1b1nbppp/pp1ppn2/8/2PQ4/1PN2NP1/P3PPBP/R1BR2K1 w kq", "c": "A30x", "m": "c2c4 c7c5 g1f3 g8f6 g2g3 b7b6 f1g2 c8b7 e1g1 e7e6 b1c3 f8e7 d2d4 c5d4 d1d4 d7d6 f1d1 a7a6 b2b3 b8d7"}
{"n": "Two Knights: Main Line, 11.d4", "f": "r1bqk2r/p4pp1/2pb1n1p/n3N3/3Pp3/8/PPP1BPPP/RNBQK2R b KQkq", "c": "C59j", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 f3g5 d7d5 e4d5 c6a5 c4b5 c7c6 d5c6 b7c6 b5e2 h7h6 g5f3 e5e4 f3e5 f8d6 d2d4"}
{"n": "King's Indian: 6.Be2 Bg4 7.Be3", "f": "rn1q1rk1/ppp1ppbp/3p1np1/8/2PPP1b1/2N1BN2/PP2BPPP/R2QK2R b KQ", "c": "E91v", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 c8g4 c1e3"}
{"n": "Four Knights: Scotch, Bogoljubow", "f": "r1bqk2r/pppp1ppp/2n2n2/4p3/1b1PP3/2N2N2/PPP2PPP/R1BQKB1R w KQkq", "c": "C47j", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 d2d4 f8b4"}
{"n": "Queen's Pawn: 3.g3 g6", "f": "rnbqkb1r/ppp1pp1p/5np1/3p4/3P4/5NP1/PPP1PP1P/RNBQKB1R w KQkq", "c": "D02u", "m": "d2d4 d7d5 g1f3 g8f6 g2g3 g7g6"}
{"n": "King's Indian: S\u00e4misch, Orthodox, 7.Nge2 c6 8.Qd2 Nbd7", "f": "r1bq1rk1/pp1n1pbp/2pp1np1/4p3/2PPP3/2N1BP2/PP1QN1PP/R3KB1R w KQ", "c": "E86e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 g1e2 c7c6 d1d2 b8d7"}
{"n": "Gr\u00fcnfeld: Russian, Smyslov, Main Line, 9...Nb6 10.Rd1 Nc6 11.d5 Ne5", "f": "r2q1rk1/ppp1ppbp/1n4p1/3Pn3/4P1b1/1QN1BN2/PP3PPP/3RKB1R w K", "c": "D99g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 d1b3 d5c4 b3c4 e8g8 e2e4 c8g4 c1e3 f6d7 c4b3 d7b6 a1d1 b8c6 d4d5 c6e5"}
{"n": "QGA: Classical, 6...a6 7.Bb3 Nc6 8.Nc3", "f": "r1bqkb1r/1p3ppp/p1n1pn2/2p5/3P4/1BN1PN2/PP3PPP/R1BQ1RK1 b kq", "c": "D27j", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 c4b3 b8c6 b1c3"}
{"n": "Neo-King's Indian: Torre Attack", "f": "rnbq1rk1/ppp1ppbp/3p1np1/6B1/3PP3/5N2/PPPN1PPP/R2QKB1R w KQ", "c": "A48t", "m": "d2d4 g8f6 g1f3 g7g6 c1g5 f8g7 b1d2 e8g8 e2e4 d7d6"}
{"n": "Sicilian: Open, 2...d6, 5.Nc3 Nc6 6.h3", "f": "r1bqkb1r/pp2pppp/2np1n2/8/3NP3/2N4P/PPP2PP1/R1BQKB1R b KQkq", "c": "B56i", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 h2h3"}
{"n": "Sicilian: Accelerated Fianchetto, Exchange Variation", "f": "r1bqkbnr/pp1ppp1p/2N3p1/8/4P3/8/PPP2PPP/RNBQKB1R b KQkq", "c": "B34c", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 d4c6"}
{"n": "Latvian Gambit: 3.d3", "f": "rnbqkbnr/pppp2pp/8/4pp2/4P3/3P1N2/PPP2PPP/RNBQKB1R b KQkq", "c": "C40k", "m": "e2e4 e7e5 g1f3 f7f5 d2d3"}
{"n": "King's Indian: S\u00e4misch Variation", "f": "rnbqk2r/ppp1ppbp/3p1np1/8/2PPP3/2N2P2/PP4PP/R1BQKBNR b KQkq", "c": "E80a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3"}
{"n": "QGD: Lasker without ...h6", "f": "rnbq1rk1/ppp1bppp/4p3/3p2B1/2PPn3/2N1PN2/PP3PPP/R2QKB1R w KQ", "c": "D55b", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 f6e4"}
{"n": "Caro-Kann: Two Knights, 3...Bg4 4.h3 Bxf3 5.Qxf3 dxe4", "f": "rn1qkbnr/pp2pppp/2p5/8/4p3/2N2Q1P/PPPP1PP1/R1B1KB1R w KQkq", "c": "B11e", "m": "e2e4 c7c6 b1c3 d7d5 g1f3 c8g4 h2h3 g4f3 d1f3 d5e4"}
{"n": "Benoni: Four Pawns, Taimanov, 9.Bd3 O-O 10.Nf3 Na6", "f": "r1bq1rk1/pp1n1pbp/n2p2p1/2pP4/4PP2/2NB1N2/PP4PP/R1BQK2R w KQ", "c": "A67j", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 f1b5 f6d7 b5d3 e8g8 g1f3 b8a6"}
{"n": "King's Indian: 6.Be2 c6 7.O-O", "f": "rnbq1rk1/pp2ppbp/2pp1np1/8/2PPP3/2N2N2/PP2BPPP/R1BQ1RK1 b -", "c": "E91e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 c7c6 e1g1"}
{"n": "Caro-Kann: Breyer, 3.Nd2 e5", "f": "rnbqkbnr/pp3ppp/2p5/3pp3/4P3/3P4/PPPN1PPP/R1BQKBNR w KQkq", "c": "B10e", "m": "e2e4 c7c6 d2d3 d7d5 b1d2 e7e5"}
{"n": "King's Indian: Smyslov System", "f": "rnbqk2r/ppp1ppbp/3p1np1/6B1/2PP4/2N2N2/PP2PPPP/R2QKB1R b KQkq", "c": "E61j", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 c1g5"}
{"n": "Spanish: Closed, Chigorin, 13...Bd7", "f": "r4rk1/2qbbppp/p2p1n2/np2p3/3PP3/5N1P/PPBN1PP1/R1BQR1K1 w -", "c": "C99c", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 d8c7 b1d2 c5d4 c3d4 c8d7"}
{"n": "Slav: Czech, 6.Nh4 Bc8", "f": "rnbqkb1r/pp2pppp/2p2n2/8/P1pP3N/2N5/1P2PPPP/R1BQKB1R w KQkq", "c": "D17e", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 f3h4 f5c8"}
{"n": "Neo-King's Indian: Torre Attack", "f": "rnbqkb1r/pppppp1p/6p1/6B1/3Pn3/5N2/PPP1PPPP/RN1QKB1R w KQkq", "c": "A48n", "m": "d2d4 g8f6 g1f3 g7g6 c1g5 f6e4"}
{"n": "Nimzowitsch Defence: 2.Nf3", "f": "r1bqkbnr/pppppppp/2n5/8/4P3/5N2/PPPP1PPP/RNBQKB1R b KQkq", "c": "B00n", "m": "e2e4 b8c6 g1f3"}
{"n": "QGA: 3.Nf3 Bg4", "f": "rn1qkbnr/ppp1pppp/8/8/2pP2b1/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "D21c", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 c8g4"}
{"n": "Spanish: Closed 7...d6 8.c3 Na5", "f": "r1bqk2r/2p1bppp/p2p1n2/np2p3/4P3/1BP2N2/PP1P1PPP/RNBQR1K1 w kq", "c": "C88e", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 d7d6 c2c3 c6a5"}
{"n": "Budapest: Fajarowicz, 4.Nf3", "f": "rnbqkb1r/pppp1ppp/8/4P3/2P1n3/5N2/PP2PPPP/RNBQKB1R b KQkq", "c": "A51h", "m": "d2d4 g8f6 c2c4 e7e5 d4e5 f6e4 g1f3"}
{"n": "French: Winawer, Poisoned Pawn, Konstantinopolsky Variation", "f": "rnb1k1r1/ppq1np1Q/4p3/3pP3/3p4/P1P5/2P1NPPP/R1B1KB1R b KQq", "c": "C18t", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3 b2c3 g8e7 d1g4 d8c7 g4g7 h8g8 g7h7 c5d4 g1e2"}
{"n": "Spanish: Bird's, 5.O-O Bc5 6.d3 c6", "f": "r1bqk1nr/pp1p1ppp/2p5/1Bb5/3pP3/3P4/PPP2PPP/RNBQ1RK1 w kq", "c": "C61k", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 c6d4 f3d4 e5d4 e1g1 f8c5 d2d3 c7c6"}
{"n": "Richter-Veresov: 3...e6", "f": "rnbqkb1r/ppp2ppp/4pn2/3p2B1/3P4/2N5/PPP1PPPP/R2QKBNR w KQkq", "c": "D01c", "m": "d2d4 d7d5 b1c3 g8f6 c1g5 e7e6"}
{"n": "Sicilian: 2...Nc6 3.d4", "f": "r1bqkbnr/pp1ppppp/2n5/2p5/3PP3/5N2/PPP2PPP/RNBQKB1R b KQkq", "c": "B32a", "m": "e2e4 c7c5 g1f3 b8c6 d2d4"}
{"n": "QGA: Mannheim, Main Line, 10.e3", "f": "r2q1rk1/pp1nbppp/2p1pn2/5b2/2QP4/2N1PNP1/PP3PBP/R1B2RK1 b -", "c": "D23r", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 d1a4 c7c6 a4c4 c8f5 g2g3 e7e6 f1g2 b8d7 e1g1 f8e7 b1c3 e8g8 e2e3"}
{"n": "Neo-Gr\u00fcnfeld, 6.O-O c6 7.cxd5 cxd5 8.Ne5", "f": "rnbq1rk1/pp2ppbp/5np1/3pN3/3P4/6P1/PP2PPBP/RNBQ1RK1 b -", "c": "D79i", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 e1g1 c7c6 c4d5 c6d5 f3e5"}
{"n": "French: Chatard-Alekhine, 6...Bxg5 7.hxg5 Qxg5 8.Nh3 Qe7 9.Nf4", "f": "rnb1k2r/pppnqppp/4p3/3pP3/3P1N2/2N5/PPP2PP1/R2QKB1R b KQkq", "c": "C13m", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8e7 e4e5 f6d7 h2h4 e7g5 h4g5 d8g5 g1h3 g5e7 h3f4"}
{"n": "Spanish: Exchange, Bronstein, 6.Na3 Be6", "f": "r3kbnr/1pp2ppp/p1pqb3/4p3/4P3/N4N2/PPPP1PPP/R1BQ1RK1 w kq", "c": "C68u", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5c6 d7c6 e1g1 d8d6 b1a3 c8e6"}
{"n": "Caro-Kann: Steinitz, 5.Nf3 Ngf6 6.Ng3 e6", "f": "r1bqkb1r/pp1n1ppp/2p1pn2/8/3P4/5NN1/PPP2PPP/R1BQKB1R w KQkq", "c": "B17g", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 b8d7 g1f3 g8f6 e4g3 e7e6"}
{"n": "French: Winawer, 6...Ne7 7.Qg4 O-O 8.Bd3", "f": "rnbq1rk1/pp2nppp/4p3/2ppP3/3P2Q1/P1PB4/2P2PPP/R1B1K1NR b KQ", "c": "C18o", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3 b2c3 g8e7 d1g4 e8g8 f1d3"}
{"n": "Semi-Slav: Botvinnik, Ekstrom Variation", "f": "rnbqkb1r/p4p2/2p1pP1p/1p2N3/2pP3p/2N5/PP3PPP/R2QKB1R b KQkq", "c": "D44g", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 c1g5 d5c4 e2e4 b7b5 e4e5 h7h6 g5h4 g7g5 e5f6 g5h4 f3e5"}
{"n": "English: Symmetrical, 5.Nf3 e5 6.d3 Nge7", "f": "r1bqk2r/pp1pnpbp/2n3p1/2p1p3/2P5/2NP1NP1/PP2PPBP/R1BQK2R w KQkq", "c": "A37t", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 e7e5 d2d3 g8e7"}
{"n": "Blackmar-Diemer: 3...dxe4", "f": "rnbqkb1r/ppp1pppp/5n2/8/3Pp3/2N5/PPP2PPP/R1BQKBNR w KQkq", "c": "D00t", "m": "d2d4 d7d5 b1c3 g8f6 e2e4 d5e4"}
{"n": "Old Benoni: 2.d5 Nf6", "f": "rnbqkb1r/pp1ppppp/5n2/2pP4/8/8/PPP1PPPP/RNBQKBNR w KQkq", "c": "A43k", "m": "d2d4 c7c5 d4d5 g8f6"}
{"n": "Sicilian: Maroczy Bind, 6.Nc2", "f": "r1bqk1nr/pp1pppbp/2n3p1/8/2P1P3/8/PPN2PPP/RNBQKB1R b KQkq", "c": "B37c", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 d4c2"}
{"n": "King's Indian: Kazakh Variation, 7.O-O c6", "f": "r1bq1rk1/pp2ppbp/n1pp1np1/8/2PPP3/2N2N2/PP2BPPP/R1BQ1RK1 w -", "c": "E91n", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 b8a6 e1g1 c7c6"}
{"n": "Latvian Gambit: 3.exf5", "f": "rnbqkbnr/pppp2pp/8/4pP2/8/5N2/PPPP1PPP/RNBQKB1R b KQkq", "c": "C40n", "m": "e2e4 e7e5 g1f3 f7f5 e4f5"}
{"n": "Queen's Indian: Nimzowitsch, 5.b3 ", "f": "rn1qkb1r/p1pp1ppp/bp2pn2/8/2PP4/1P3NP1/P3PP1P/RNBQKB1R b KQkq", "c": "E15l", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8a6 b2b3"}
{"n": "QGD: Cambridge Springs, Capablanca Variation", "f": "r1b1kb1r/pp1n1ppp/2p1pB2/q2p4/2PP4/2N1PN2/PP3PPP/R2QKB1R b KQkq", "c": "D52c", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 b8d7 e2e3 c7c6 g1f3 d8a5 g5f6"}
{"n": "Latvian Gambit: 3.Nxe5 Qf6 4.d4 d6 5.Nc4 fxe4 6.Nc3", "f": "rnb1kbnr/ppp3pp/3p1q2/8/2NPp3/2N5/PPP2PPP/R1BQKB1R b KQkq", "c": "C40x", "m": "e2e4 e7e5 g1f3 f7f5 f3e5 d8f6 d2d4 d7d6 e5c4 f5e4 b1c3"}
{"n": "Sicilian: Maroczy Bind, 6.Nc2 Nf6 7.Nc3 d6 8.Be2 O-O 9.O-O Nd7 10.Bd2", "f": "r1bq1rk1/pp1nppbp/2np2p1/8/2P1P3/2N5/PPNBBPPP/R2Q1RK1 b -", "c": "B37o", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 d4c2 g8f6 b1c3 d7d6 f1e2 e8g8 e1g1 f6d7 c1d2"}
{"n": "Nimzo-Indian: Leningrad, Main Line, 8...Qe7", "f": "rnb1k2r/pp2qpp1/3ppn1p/2pP4/2P4B/2P1P3/P4PPP/R2QKBNR w KQkq", "c": "E31i", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 c1g5 h7h6 g5h4 c7c5 d4d5 d7d6 e2e3 b4c3 b2c3 d8e7"}
{"n": "Sicilian: 3.Bb5+ Bd7 4.Bxd7+ Qxd7 5.O-O", "f": "rn2kbnr/pp1qpppp/3p4/2p5/4P3/5N2/PPPP1PPP/RNBQ1RK1 b kq", "c": "B52n", "m": "e2e4 c7c5 g1f3 d7d6 f1b5 c8d7 b5d7 d8d7 e1g1"}
{"n": "Caro-Kann: Maroczy (Fantasy), 3...e6", "f": "rnbqkbnr/pp3ppp/2p1p3/3p4/3PP3/5P2/PPP3PP/RNBQKBNR w KQkq", "c": "B12e", "m": "e2e4 c7c6 d2d4 d7d5 f2f3 e7e6"}
{"n": "King's Indian: S\u00e4misch, 6...Nc6 7.Qd2", "f": "r1bq1rk1/ppp1ppbp/2np1np1/8/2PPP3/2N1BP2/PP1Q2PP/R3KBNR b KQ", "c": "E83b", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b8c6 d1d2"}
{"n": "Richter-Veresov: 3...Bf5 4.f3", "f": "rn1qkb1r/ppp1pppp/5n2/3p1bB1/3P4/2N2P2/PPP1P1PP/R2QKBNR b KQkq", "c": "D01i", "m": "d2d4 d7d5 b1c3 g8f6 c1g5 c8f5 f2f3"}
{"n": "QGA: Alekhine, 4.e3 Bg4 5.Bxc4 e6 6.Nc3", "f": "rn1qkbnr/1pp2ppp/p3p3/8/2BP2b1/2N1PN2/PP3PPP/R1BQK2R b KQkq", "c": "D22k", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 a7a6 e2e3 c8g4 f1c4 e7e6 b1c3"}
{"n": "Sicilian: Dragon, Yugoslav, 9.Bc4", "f": "r1bq1rk1/pp2ppbp/2np1np1/8/2BNP3/2N1BP2/PPPQ2PP/R3K2R b KQ", "c": "B77a", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 f1c4"}
{"n": "QGD: Tartakower, 8.cxd5 Nxd5 9.Bxe7 Qxe7 10.Rc1 Bb7 11.Be2", "f": "rn3rk1/pbp1qpp1/1p2p2p/3n4/3P4/2N1PN2/PP2BPPP/2RQK2R b K", "c": "D59h", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5h4 b7b6 c4d5 f6d5 h4e7 d8e7 a1c1 c8b7 f1e2"}
{"n": "Neo-Gr\u00fcnfeld, 6.O-O dxc4 7.Na3 Nc6 8.Nxc4 Be6 9.b3", "f": "r2q1rk1/ppp1ppbp/2n1bnp1/8/2NP4/1P3NP1/P3PPBP/R1BQ1RK1 b -", "c": "D77k", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 e1g1 d5c4 b1a3 b8c6 a3c4 c8e6 b2b3"}
{"n": "King's Indian: 5.Be2 e5 6.d5", "f": "rnbqk2r/ppp2pbp/3p1np1/3Pp3/2P1P3/2N5/PP2BPPP/R1BQK1NR b KQkq", "c": "E73d", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e7e5 d4d5"}
{"n": "QGD: Tartakower, 8.cxd5 Nxd5 9.Bxe7", "f": "rnbq1rk1/p1p1Bpp1/1p2p2p/3n4/3P4/2N1PN2/PP3PPP/R2QKB1R b KQ", "c": "D59c", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5h4 b7b6 c4d5 f6d5 h4e7"}
{"n": "Benoni: Four Pawns, Taimanov, 9.a4 a6 10.Bd3", "f": "rnbqk2r/1p1n1pbp/p2p2p1/2pP4/P3PP2/2NB4/1P4PP/R1BQK1NR b KQkq", "c": "A67n", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 f1b5 f6d7 a2a4 a7a6 b5d3"}
{"n": "Blackmar-Diemer: Euwe Defence", "f": "rnbqkb1r/ppp2ppp/4pn2/8/3P4/2N2N2/PPP3PP/R1BQKB1R w KQkq", "c": "D00x", "m": "d2d4 d7d5 b1c3 g8f6 e2e4 d5e4 f2f3 e4f3 g1f3 e7e6"}
{"n": "Nimzo-Indian: Classical, Noa, Exchange", "f": "rnbqk2r/ppp2ppp/5n2/3p4/1b1P4/2N5/PPQ1PPPP/R1B1KBNR w KQkq", "c": "E35", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 d7d5 c4d5 e6d5"}
{"n": "Caro-Kann: 2.Nc3", "f": "rnbqkbnr/pp1ppppp/2p5/8/4P3/2N5/PPPP1PPP/R1BQKBNR b KQkq", "c": "B10p", "m": "e2e4 c7c6 b1c3"}
{"n": "Neo-King's Indian", "f": "rnbqkb1r/pppppp1p/5np1/8/3P4/2P2N2/PP2PPPP/RNBQKB1R b KQkq", "c": "A48b", "m": "d2d4 g8f6 g1f3 g7g6 c2c3"}
{"n": "Spanish: Open Berlin, 5.Qe2", "f": "r1bqkb1r/pppp1ppp/2n5/1B2p3/4n3/5N2/PPPPQPPP/RNB2RK1 b kq", "c": "C67b", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 e1g1 f6e4 d1e2"}
{"n": "Vienna: Smyslov, 3...Nc6", "f": "r1bqkb1r/pppp1ppp/2n2n2/4p3/4P3/2N3P1/PPPP1P1P/R1BQKBNR w KQkq", "c": "C26d", "m": "e2e4 e7e5 b1c3 g8f6 g2g3 b8c6"}
{"n": "Catalan: 3...d5", "f": "rnbqkb1r/ppp2ppp/4pn2/3p4/2PP4/6P1/PP2PP1P/RNBQKBNR w KQkq", "c": "E00n", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5"}
{"n": "Sicilian: Najdorf, 6.Be2 e5 7.Nb3 Be7 8.O-O O-O 9.Kh1 Qc7", "f": "rnb2rk1/1pq1bppp/p2p1n2/4p3/4P3/1NN5/PPP1BPPP/R1BQ1R1K w -", "c": "B92r", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 f1e2 e7e5 d4b3 f8e7 e1g1 e8g8 g1h1 d8c7"}
{"n": "Neo-Indian: 3.Nf3 a6", "f": "rnbqkb1r/1ppp1ppp/p3pn2/8/2PP4/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "E10d", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 a7a6"}
{"n": "Queen's Pawn: London", "f": "rnbqkb1r/pp3ppp/4pn2/2pp4/3P1B2/4PN2/PPP2PPP/RN1QKB1R w KQkq", "c": "D02p", "m": "d2d4 d7d5 g1f3 g8f6 c1f4 c7c5 e2e3 e7e6"}
{"n": "English: 1...e6 2.g3", "f": "rnbqkbnr/pppp1ppp/4p3/8/2P5/6P1/PP1PPP1P/RNBQKBNR b KQkq", "c": "A13b", "m": "c2c4 e7e6 g2g3"}
{"n": "English: Symmetrical, 5.Nf3 e5 6.O-O Nge7 7.d3", "f": "r1bqk2r/pp1pnpbp/2n3p1/2p1p3/2P5/2NP1NP1/PP2PPBP/R1BQ1RK1 b kq", "c": "A37y", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 e7e5 e1g1 g8e7 d2d3"}
{"n": "Benko Gambit: 7.e4 Line, 9.Nf3 Bg7 10.h3", "f": "rn1qk2r/4ppbp/3p1np1/2pP4/4P3/2N2N1P/PP3PP1/R1BQ1K1R b kq", "c": "A59e", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6 c8a6 b1c3 d7d6 e2e4 a6f1 e1f1 g7g6 g1f3 f8g7 h2h3"}
{"n": "Diemer-Duhm Gambit (DDG)", "f": "rnbqkbnr/ppp2ppp/4p3/3p4/2PPP3/8/PP3PPP/RNBQKBNR b KQkq", "c": "D30b", "m": "d2d4 d7d5 c2c4 e7e6 e2e4"}
{"n": "Neo-Gr\u00fcnfeld, 6.O-O c6 7.Nc3 dxc4", "f": "rnbq1rk1/pp2ppbp/2p2np1/8/2pP4/2N2NP1/PP2PPBP/R1BQ1RK1 w -", "c": "D78f", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 e1g1 c7c6 b1c3 d5c4"}
{"n": "Semi-Slav: Meran, Wade, 9.O-O b4 10.Ne4 Be7 11.Nxf6+", "f": "r2qk2r/pb1nbppp/2p1pN2/8/1p1P4/3BPN2/PP3PPP/R1BQ1RK1 b kq", "c": "D47p", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 c8b7 e1g1 b5b4 c3e4 f8e7 e4f6"}
{"n": "Caro-Kann: Steinitz, 5.Bc4 Ngf6 6.Ng5, 8.Bd3", "f": "r1bqkb1r/pp3ppp/1np1pn2/6N1/3P4/3B4/PPP1QPPP/R1B1K1NR b KQkq", "c": "B17t", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 b8d7 f1c4 g8f6 e4g5 e7e6 d1e2 d7b6 c4d3"}
{"n": "QGD: 3.Nf3 Nf6 4.e3 c6 5.Nbd2 Nbd7 6.Bd3", "f": "r1bqkb1r/pp1n1ppp/2p1pn2/3p4/2PP4/3BPN2/PP1N1PPP/R1BQK2R b KQkq", "c": "D30u", "m": "d2d4 d7d5 c2c4 e7e6 g1f3 g8f6 e2e3 c7c6 b1d2 b8d7 f1d3"}
{"n": "QGD: Exchange, Main Line, 9.Nge2 Re8 10.O-O Nf8 11.f3", "f": "r1bqrnk1/pp2bppp/2p2n2/3p2B1/3P4/2NBPP2/PPQ1N1PP/R4RK1 b -", "c": "D36n", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1g5 c7c6 d1c2 f8e7 e2e3 b8d7 f1d3 e8g8 g1e2 f8e8 e1g1 d7f8 f2f3"}
{"n": "Benoni: Classical, 8.h3 O-O 9.Bd3 b5 10.Nxb5", "f": "rnbq1rk1/p4pbp/3p1np1/1NpP4/4P3/3B1N1P/PP3PP1/R1BQK2R b KQ", "c": "A70w", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 g1f3 f8g7 h2h3 e8g8 f1d3 b7b5 c3b5"}
{"n": "Benoni: S\u00e4misch, 8.Bg5 O-O 9.Nge2", "f": "rnbq1rk1/pp3pbp/3p1np1/2pP2B1/4P3/2N2P2/PP2N1PP/R2QKB1R b KQ", "c": "A65o", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f3 f8g7 c1g5 e8g8 g1e2"}
{"n": "QGD: 3.Nf3 Nf6 4.e3 c6 5.Nbd2", "f": "rnbqkb1r/pp3ppp/2p1pn2/3p4/2PP4/4PN2/PP1N1PPP/R1BQKB1R b KQkq", "c": "D30t", "m": "d2d4 d7d5 c2c4 e7e6 g1f3 g8f6 e2e3 c7c6 b1d2"}
{"n": "Philidor: Hanham, 4.Bc4 c6", "f": "r1bqkbnr/pp1n1ppp/2pp4/4p3/2BPP3/5N2/PPP2PPP/RNBQK2R w KQkq", "c": "C41g", "m": "e2e4 e7e5 g1f3 d7d6 d2d4 b8d7 f1c4 c7c6"}
{"n": "Giuoco Pianissimo: 4.d3 Nf6 5.O-O", "f": "r1bqk2r/pppp1ppp/2n2n2/2b1p3/2B1P3/3P1N2/PPP2PPP/RNBQ1RK1 b kq", "c": "C50p", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 f8c5 d2d3 g8f6 e1g1"}
{"n": "French: Classical, Alapin Variation", "f": "rnb1k2r/pppnqppp/4p3/1N1pP3/3P4/8/PPP2PPP/R2QKBNR b KQkq", "c": "C14d", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8e7 e4e5 f6d7 g5e7 d8e7 c3b5"}
{"n": "Russian Game: Modern Attack, 3...Nxe4 4.Bd3 d5 5.Nxe5 Nc6", "f": "r1bqkb1r/ppp2ppp/2n5/3pN3/3Pn3/3B4/PPP2PPP/RNBQK2R w KQkq", "c": "C43k", "m": "e2e4 e7e5 g1f3 g8f6 d2d4 f6e4 f1d3 d7d5 f3e5 b8c6"}
{"n": "Sicilian: Najdorf, 6.g3 Bg4", "f": "rn1qkb1r/1p2pppp/p2p1n2/8/3NP1b1/2N3P1/PPP2P1P/R1BQKB1R w KQkq", "c": "B91e", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 g2g3 c8g4"}
{"n": "Sicilian: Najdorf, 6.Be2 e5 7.Nb3 Be7 8.O-O O-O 9.Kh1", "f": "rnbq1rk1/1p2bppp/p2p1n2/4p3/4P3/1NN5/PPP1BPPP/R1BQ1R1K b -", "c": "B92o", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 f1e2 e7e5 d4b3 f8e7 e1g1 e8g8 g1h1"}
{"n": "Four Knights: Glek Variation", "f": "r1bqkb1r/pppp1ppp/2n2n2/4p3/4P3/2N2NP1/PPPP1P1P/R1BQKB1R b KQkq", "c": "C47e", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 g2g3"}
{"n": "Vienna: 2...Nf6 3.d3", "f": "rnbqkb1r/pppp1ppp/5n2/4p3/4P3/2NP4/PPP2PPP/R1BQKBNR b KQkq", "c": "C26b", "m": "e2e4 e7e5 b1c3 g8f6 d2d3"}
{"n": "Sicilian: Boleslavsky, 7.Nb3 Be7 8.O-O O-O 9.Be3 a5 10.a4", "f": "r1bq1rk1/1p2bppp/2np1n2/p3p3/P3P3/1NN1B3/1PP1BPPP/R2Q1RK1 b -", "c": "B59o", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1e2 e7e5 d4b3 f8e7 e1g1 e8g8 c1e3 a7a5 a2a4"}
{"n": "King's Indian: Fianchetto, Classical, 9.h3 Re8", "f": "r1bqr1k1/pp1n1pbp/2pp1np1/4p3/2PPP3/2N2NPP/PP3PB1/R1BQ1RK1 w -", "c": "E69o", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 c7c6 h2h3 f8e8"}
{"n": "Caro-Kann: Exchange, 3...cxd5", "f": "rnbqkbnr/pp2pppp/8/3p4/3P4/8/PPP2PPP/RNBQKBNR w KQkq", "c": "B13b", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5"}
{"n": "Spanish: Closed, Chigorin, 11.d4 Qc7", "f": "r1b2rk1/2q1bppp/p2p1n2/npp1p3/3PP3/2P2N1P/PPB2PP1/RNBQR1K1 w -", "c": "C97a", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 d8c7"}
{"n": "Sicilian: Maroczy Bind, 5...Bg7", "f": "r1bqk1nr/pp1pppbp/2n3p1/8/2PNP3/8/PP3PPP/RNBQKB1R w KQkq", "c": "B37a", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7"}
{"n": "QGA: Alekhine, Alatortsev Variation", "f": "rn1qkbnr/1pp2ppp/p3p3/3P4/2B3b1/4PN2/PP3PPP/RNBQK2R b KQkq", "c": "D22i", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 a7a6 e2e3 c8g4 f1c4 e7e6 d4d5"}
{"n": "Giuoco Piano: 4.O-O Nf6 5.Nc3", "f": "r1bqk2r/pppp1ppp/2n2n2/2b1p3/2B1P3/2N2N2/PPPP1PPP/R1BQ1RK1 b kq", "c": "C50m", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 f8c5 e1g1 g8f6 b1c3"}
{"n": "Modern: Averbakh, 4...e5 5.d5 Nd7", "f": "r1bqk1nr/pppn1pbp/3p2p1/3Pp3/2P1P3/2N5/PP3PPP/R1BQKBNR w KQkq", "c": "A42u", "m": "d2d4 d7d6 c2c4 g7g6 b1c3 f8g7 e2e4 e7e5 d4d5 b8d7"}
{"n": "Queen's Indian: 4.e3 Bb7 5.Nc3 d5", "f": "rn1qkb1r/pbp2ppp/1p2pn2/3p4/2PP4/2N1PN2/PP3PPP/R1BQKB1R w KQkq", "c": "E14d", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 e2e3 c8b7 b1c3 d7d5"}
{"n": "Sicilian: Najdorf, 6.Bg5 Nbd7 7.f4", "f": "r1bqkb1r/1p1npppp/p2p1n2/6B1/3NPP2/2N5/PPP3PP/R2QKB1R b KQkq", "c": "B94e", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 b8d7 f2f4"}
{"n": "English: Symmetrical, Main Line 7.d4, 8...Ng4 9.e3 d6", "f": "r1bq1rk1/pp2ppbp/2np2p1/8/2PN2n1/2N1P1P1/PP3PBP/R1BQ1RK1 w -", "c": "A39i", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 g8f6 e1g1 e8g8 d2d4 c5d4 f3d4 f6g4 e2e3 d7d6"}
{"n": "QGD: 4.Bg5 Be7 5.e3 O-O", "f": "rnbq1rk1/ppp1bppp/4pn2/3p2B1/2PP4/2N1P3/PP3PPP/R2QKBNR w KQ", "c": "D53u", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8"}
{"n": "Spanish: Closed, Pilnik, 12.Nf1 Bf8", "f": "r1bqrbk1/5ppp/p2p1n2/npp1p3/4P3/2PP1N2/PPB2PPP/R1BQRNK1 w -", "c": "C90m", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 d2d3 c6a5 b3c2 c7c5 b1d2 f8e8 d2f1 e7f8"}
{"n": "Benoni: Classical, 8.Bf4", "f": "rnbqk2r/pp3pbp/3p1np1/2pP4/4PB2/2N2N2/PP3PPP/R2QKB1R b KQkq", "c": "A70g", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 g1f3 f8g7 c1f4"}
{"n": "Spanish: Closed, Anti-Marshall 8.a4 Bb7", "f": "r2q1rk1/1bppbppp/p1n2n2/1p2p3/P3P3/1B3N2/1PPP1PPP/RNBQR1K1 w -", "c": "C88l", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 a2a4 c8b7"}
{"n": "Sicilian: Maroczy Bind, 7.Nc3 O-O 8.Be2 b6 9.O-O Bb7 10.f3", "f": "r2q1rk1/pb1pppbp/1pn2np1/8/2PNP3/2N1BP2/PP2B1PP/R2Q1RK1 b -", "c": "B38j", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 c1e3 g8f6 b1c3 e8g8 f1e2 b7b6 e1g1 c8b7 f2f3"}
{"n": "King's Indian: Four Pawns Attack, 6.Nf3 c5", "f": "rnbq1rk1/pp2ppbp/3p1np1/2p5/2PPPP2/2N2N2/PP4PP/R1BQKB1R w KQ", "c": "E76k", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f4 e8g8 g1f3 c7c5"}
{"n": "Spanish: Berlin, 4.d3 d6", "f": "r1bqkb1r/ppp2ppp/2np1n2/1B2p3/4P3/3P1N2/PPP2PPP/RNBQK2R w KQkq", "c": "C65h", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 d2d3 d7d6"}
{"n": "Slav: Exchange, 4.Nc3", "f": "rnbqkbnr/pp2pppp/8/3p4/3P4/2N5/PP2PPPP/R1BQKBNR b KQkq", "c": "D10e", "m": "d2d4 d7d5 c2c4 c7c6 c4d5 c6d5 b1c3"}
{"n": "QGD: Ragozin, Vienna, 6.e4 c5 7.Bxc4, 8...Qa5", "f": "rnb1k2r/pp3ppp/4pn2/q5B1/1bBNP3/2N5/PP3PPP/R2QK2R w KQkq", "c": "D39i", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8b4 c1g5 d5c4 e2e4 c7c5 f1c4 c5d4 f3d4 d8a5"}
{"n": "Sicilian: Najdorf, 6.g3 e5 7.Nde2 Be7", "f": "rnbqk2r/1p2bppp/p2p1n2/4p3/4P3/2N3P1/PPP1NP1P/R1BQKB1R w KQkq", "c": "B91l", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 g2g3 e7e5 d4e2 f8e7"}
{"n": "Sicilian: Maroczy Bind, 6.Be3 d6", "f": "r1bqk1nr/pp2ppbp/2np2p1/8/2PNP3/4B3/PP3PPP/RN1QKB1R w KQkq", "c": "B38c", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 c1e3 d7d6"}
{"n": "English: Agincourt Variation", "f": "rnbqkbnr/ppp2ppp/4p3/3p4/2P5/5NP1/PP1PPP1P/RNBQKB1R b KQkq", "c": "A13o", "m": "c2c4 e7e6 g1f3 d7d5 g2g3"}
{"n": "King's Indian: 3.Bg5", "f": "rnbqkb1r/pppppp1p/5np1/6B1/2PP4/8/PP2PPPP/RN1QKBNR b KQkq", "c": "E60b", "m": "d2d4 g8f6 c2c4 g7g6 c1g5"}
{"n": "QGD Tarrasch: 9.Bg5 cxd4 10.Nxd4 h6 11.Be3 Re8 12.Rc1 Bf8 13.Nxc6", "f": "r1bqrbk1/pp3pp1/2N2n1p/3p4/8/2N1B1P1/PP2PPBP/2RQ1RK1 b -", "c": "D34y", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 g8f6 f1g2 f8e7 e1g1 e8g8 c1g5 c5d4 f3d4 h7h6 g5e3 f8e8 a1c1 e7f8 d4c6"}
{"n": "Benko Gambit: 7.e4 Line, 9.Nge2", "f": "rn1qkb1r/4pp1p/3p1np1/2pP4/4P3/2N5/PP2NPPP/R1BQ1K1R b kq", "c": "A59c", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6 c8a6 b1c3 d7d6 e2e4 a6f1 e1f1 g7g6 g1e2"}
{"n": "Sicilian: Dragon, Yugoslav, 9.O-O-O d5: 12.Nxd5", "f": "r1bq1rk1/p3ppbp/2p3p1/3N4/8/4BP2/PPPQ2PP/2KR1B1R b -", "c": "B76r", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 e1c1 d6d5 e4d5 f6d5 d4c6 b7c6 c3d5"}
{"n": "Spanish: Exchange, 5.O-O Bg4", "f": "r2qkbnr/1pp2ppp/p1p5/4p3/4P1b1/5N2/PPPP1PPP/RNBQ1RK1 w kq", "c": "C68n", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5c6 d7c6 e1g1 c8g4"}
{"n": "Four Knights: 4.Bb5 Bb4", "f": "r1bqk2r/pppp1ppp/2n2n2/1B2p3/1b2P3/2N2N2/PPPP1PPP/R1BQK2R w KQkq", "c": "C49a", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 f1b5 f8b4"}
{"n": "Queen's Indian: 4.e3 Bb7 5.Bd3 c5 6.O-O Be7 7.Nc3 cxd4 8.exd4 d5", "f": "rn1qk2r/pb2bppp/1p2pn2/3p4/2PP4/2NB1N2/PP3PPP/R1BQ1RK1 w kq", "c": "E14z", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 e2e3 c8b7 f1d3 c7c5 e1g1 f8e7 b1c3 c5d4 e3d4 d7d5"}
{"n": "King's Indian: Averbakh, 6...c5 7.d5 b5", "f": "rnbq1rk1/p3ppbp/3p1np1/1ppP2B1/2P1P3/2N5/PP2BPPP/R2QK1NR w KQ", "c": "E74f", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 c7c5 d4d5 b7b5"}
{"n": "Neo-Gr\u00fcnfeld, 6.O-O c6 7.Qb3 dxc4", "f": "rnbq1rk1/pp2ppbp/2p2np1/8/2QP4/5NP1/PP2PPBP/RNB2RK1 b -", "c": "D78j", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 e1g1 c7c6 d1b3 d5c4 b3c4"}
{"n": "Queen's Indian: 5.Bg5 h6 6.Bh4 Bb4 7.e3 Bxc3+ 8.bxc3 d6 9.Nd2 Nbd7", "f": "r2qk2r/pbpn1pp1/1p1ppn1p/8/2PP3B/2P1P3/P2N1PPP/R2QKB1R w KQkq", "c": "E13k", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 b1c3 c8b7 c1g5 h7h6 g5h4 f8b4 e2e3 b4c3 b2c3 d7d6 f3d2 b8d7"}
{"n": "Spanish: Classical, 4.c3 Nf6", "f": "r1bqk2r/pppp1ppp/2n2n2/1Bb1p3/4P3/2P2N2/PP1P1PPP/RNBQK2R w KQkq", "c": "C64h", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f8c5 c2c3 g8f6"}
{"n": "QGD: Exchange, 5.Bg5 c6 6.e3 Be7 7.Bd3 Nbd7 8.Nf3", "f": "r1bqk2r/pp1nbppp/2p2n2/3p2B1/3P4/2NBPN2/PP3PPP/R2QK2R b KQkq", "c": "D35u", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1g5 c7c6 e2e3 f8e7 f1d3 b8d7 g1f3"}
{"n": "Sicilian: 3.Bb5+ Bd7 4.Bxd7+ Qxd7 5.O-O Nc6 6.Re1", "f": "r3kbnr/pp1qpppp/2np4/2p5/4P3/5N2/PPPP1PPP/RNBQR1K1 b kq", "c": "B52p", "m": "e2e4 c7c5 g1f3 d7d6 f1b5 c8d7 b5d7 d8d7 e1g1 b8c6 f1e1"}
{"n": "Sicilian: Closed, 6.f4 e6: 9.Be3 b6", "f": "r1bq1rk1/p3npbp/1pnpp1p1/2p5/4PP2/2NPBNP1/PPP3BP/R2Q1RK1 w -", "c": "B25s", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 f2f4 e7e6 g1f3 g8e7 e1g1 e8g8 c1e3 b7b6"}
{"n": "Sicilian: Najdorf, 6.g3 e5 7.Nde2 Be7 8.Bg2 O-O", "f": "rnbq1rk1/1p2bppp/p2p1n2/4p3/4P3/2N3P1/PPP1NPBP/R1BQK2R w KQ", "c": "B91n", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 g2g3 e7e5 d4e2 f8e7 f1g2 e8g8"}
{"n": "French: Winawer, Smyslov Variation", "f": "rnbqk2r/pp2nppp/4p3/2ppP3/P2P4/2P5/2P2PPP/R1BQKBNR b KQkq", "c": "C19a", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3 b2c3 g8e7 a3a4"}
{"n": "Sicilian: Richter-Rauzer, Larsen, 7.Bxf6", "f": "r2qkb1r/pp1bpppp/2np1B2/8/3NP3/2N5/PPP2PPP/R2QKB1R b KQkq", "c": "B60h", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 c8d7 g5f6"}
{"n": "Gr\u00fcnfeld: Russian, Smyslov, 8.Be3 Nfd7 9.Rd1", "f": "rn1q1rk1/pppnppbp/6p1/8/2QPP1b1/2N1BN2/PP3PPP/3RKB1R b K", "c": "D98j", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 d1b3 d5c4 b3c4 e8g8 e2e4 c8g4 c1e3 f6d7 a1d1"}
{"n": "QGD: Semi-Tarrasch, 5.e3 Nc6 6.a3 a6 7.dxc5 Bxc5 8.b4 Ba7", "f": "r1bqk2r/bp3ppp/p1n1pn2/3p4/1PP5/P1N1PN2/5PPP/R1BQKB1R w KQkq", "c": "D40r", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 e2e3 b8c6 a2a3 a7a6 d4c5 f8c5 b2b4 c5a7"}
{"n": "Sicilian: Accelerated Fianchetto, Modern, 5...Nf6", "f": "r1bqkb1r/pp1ppp1p/2n2np1/8/3NP3/2N5/PPP2PPP/R1BQKB1R w KQkq", "c": "B34g", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 b1c3 g8f6"}
{"n": "Spanish: Closed, Chigorin, 12...Nc6 13.d5 Na5", "f": "r1b2rk1/2q1bppp/p2p1n2/nppPp3/4P3/2P2N1P/PPBN1PP1/R1BQR1K1 w -", "c": "C98f", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 d8c7 b1d2 a5c6 d4d5 c6a5"}
{"n": "Sicilian: 2...e6 3.d3", "f": "rnbqkbnr/pp1p1ppp/4p3/2p5/4P3/3P1N2/PPP2PPP/RNBQKB1R b KQkq", "c": "B40f", "m": "e2e4 c7c5 g1f3 e7e6 d2d3"}
{"n": "King's Indian: 5.Nf3 c5", "f": "rnbqk2r/pp2ppbp/3p1np1/2p5/2PPP3/2N2N2/PP3PPP/R1BQKB1R w KQkq", "c": "E90c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 c7c5"}
{"n": "Scandinavian: 2...Qxd5, Main Line, 6.Bc4 Bf5", "f": "rn2kb1r/pp2pppp/2p2n2/q4b2/2BP4/2N2N2/PPP2PPP/R1BQK2R w KQkq", "c": "B01o", "m": "e2e4 d7d5 e4d5 d8d5 b1c3 d5a5 d2d4 g8f6 g1f3 c7c6 f1c4 c8f5"}
{"n": "Sicilian: Maroczy Bind, 7.Nc3 O-O 8.Be2 d6 9.O-O", "f": "r1bq1rk1/pp2ppbp/2np1np1/8/2PNP3/2N1B3/PP2BPPP/R2Q1RK1 b -", "c": "B38n", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 c1e3 g8f6 b1c3 e8g8 f1e2 d7d6 e1g1"}
{"n": "Slav: Winawer Countergambit, 4.cxd5", "f": "rnbqkbnr/pp3ppp/2p5/3Pp3/3P4/2N5/PP2PPPP/R1BQKBNR b KQkq", "c": "D10k", "m": "d2d4 d7d5 c2c4 c7c6 b1c3 e7e5 c4d5"}
{"n": "Indian: 2.Nf3 e6", "f": "rnbqkb1r/pppp1ppp/4pn2/8/3P4/5N2/PPP1PPPP/RNBQKB1R w KQkq", "c": "A46j", "m": "d2d4 g8f6 g1f3 e7e6"}
{"n": "Gr\u00fcnfeld: Gr\u00fcnfeld Gambit Accepted", "f": "rnbq1rk1/ppp1ppbp/5np1/3P4/3P1B2/2N1P3/PP3PPP/R2QKBNR b KQ", "c": "D84", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c1f4 f8g7 e2e3 e8g8 c4d5"}
{"n": "Pirc: 3.Bd3 g6", "f": "rnbqkb1r/ppp1pp1p/3p1np1/8/3PP3/3B4/PPP2PPP/RNBQK1NR w KQkq", "c": "B07i", "m": "e2e4 d7d6 d2d4 g8f6 f1d3 g7g6"}
{"n": "Indian: Slav-Indian, 3.Nc3", "f": "rnbqkb1r/pp1ppppp/2p2n2/8/2PP4/2N5/PP2PPPP/R1BQKBNR b KQkq", "c": "A50j", "m": "d2d4 g8f6 c2c4 c7c6 b1c3"}
{"n": "QGD: Westphalia: 4.Nf3 Nbd7 5.Bf4", "f": "r1bqkb1r/pppn1ppp/4pn2/3p4/2PP1B2/2N2N2/PP2PPPP/R2QKB1R b KQkq", "c": "D37c", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 b8d7 c1f4"}
{"n": "QGD: Exchange, 5.Bg5 c6 6.e3 Nbd7", "f": "r1bqkb1r/pp1n1ppp/2p2n2/3p2B1/3P4/2N1P3/PP3PPP/R2QKBNR w KQkq", "c": "D35n", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1g5 c7c6 e2e3 b8d7"}
{"n": "Spanish: Closed, Chigorin, 13...Nc6 14.d5", "f": "r1b2rk1/2q1bppp/p1np1n2/1p1Pp3/4P3/5N1P/PPBN1PP1/R1BQR1K1 b -", "c": "C99k", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 d8c7 b1d2 c5d4 c3d4 a5c6 d4d5"}
{"n": "French: Winawer, 6...Ne7 7.Qg4 O-O", "f": "rnbq1rk1/pp2nppp/4p3/2ppP3/3P2Q1/P1P5/2P2PPP/R1B1KBNR w KQ", "c": "C18n", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3 b2c3 g8e7 d1g4 e8g8"}
{"n": "Spanish: Closed, Chigorin, 11.d4 cxd4", "f": "r1bq1rk1/4bppp/p2p1n2/np2p3/3pP3/2P2N1P/PPB2PP1/RNBQR1K1 w -", "c": "C96j", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 c5d4"}
{"n": "Benoni: Four Pawns, Taimanov, 8...Nbd7", "f": "r1bqk2r/pp1n1pbp/3p1np1/1BpP4/4PP2/2N5/PP4PP/R1BQK1NR w KQkq", "c": "A67b", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 f1b5 b8d7"}
{"n": "King's Indian: Averbakh, 7.d5 e6 8.Qd2 exd5", "f": "rnbq1rk1/pp3pbp/3p1np1/2pp2B1/2P1P3/2N5/PP1QBPPP/R3K1NR w KQ", "c": "E75g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 c7c5 d4d5 e7e6 d1d2 e6d5"}
{"n": "French: Tarrasch, Guimard, Main Line, 6.Be2", "f": "r1bqkb1r/pppn1ppp/2n1p3/3pP3/3P4/5N2/PPPNBPPP/R1BQK2R b KQkq", "c": "C04f", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 b8c6 g1f3 g8f6 e4e5 f6d7 f1e2"}
{"n": "Gr\u00fcnfeld: Modern Exchange, 8.Rb1", "f": "rnbqk2r/pp2ppbp/6p1/2p5/3PP3/2P2N2/P4PPP/1RBQKB1R b Kkq", "c": "D85m", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 g1f3 c7c5 a1b1"}
{"n": "Sicilian: Najdorf, 6.f4 Nbd7 7.Be2", "f": "r1bqkb1r/1p1npppp/p2p1n2/8/3NPP2/2N5/PPP1B1PP/R1BQK2R b KQkq", "c": "B93d", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 f2f4 b8d7 f1e2"}
{"n": "Sicilian: Smith-Morra, 3.c3 d3", "f": "rnbqkbnr/pp1ppppp/8/8/4P3/2Pp4/PP3PPP/RNBQKBNR w KQkq", "c": "B21r", "m": "e2e4 c7c5 d2d4 c5d4 c2c3 d4d3"}
{"n": "Gr\u00fcnfeld: 5.Bg5 Ne4 6.cxd5 Nxg5 7.Nxg5 e6 8.Nf3 exd5 9.e3", "f": "rnbqk2r/ppp2pbp/6p1/3p4/3P4/2N1PN2/PP3PPP/R2QKB1R b KQkq", "c": "D91p", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 c1g5 f6e4 c4d5 e4g5 f3g5 e7e6 g5f3 e6d5 e2e3"}
{"n": "Old Indian: 5.e4 Be7 6.Be2 c6", "f": "r1bqk2r/pp1nbppp/2pp1n2/4p3/2PPP3/2N2N2/PP2BPPP/R1BQK2R w KQkq", "c": "A55j", "m": "d2d4 g8f6 c2c4 d7d6 b1c3 e7e5 g1f3 b8d7 e2e4 f8e7 f1e2 c7c6"}
{"n": "King's Indian: Fianchetto, Classical, 8.e4 exd4 9.Nxd4 Re8 10.h3", "f": "r1bqr1k1/pppn1pbp/3p1np1/8/2PNP3/2N3PP/PP3PB1/R1BQ1RK1 b -", "c": "E68f", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 e5d4 f3d4 f8e8 h2h3"}
{"n": "Sicilian: 2...Nc6 3.g3 e6 4.d3 d5", "f": "r1bqkbnr/pp3ppp/2n1p3/2pp4/4P3/3P1NP1/PPP2P1P/RNBQKB1R w KQkq", "c": "B30f", "m": "e2e4 c7c5 g1f3 b8c6 g2g3 e7e6 d2d3 d7d5"}
{"n": "Trompowsky: 2...c5", "f": "rnbqkb1r/pp1ppppp/5n2/2p3B1/3P4/8/PPP1PPPP/RN1QKBNR w KQkq", "c": "A45p", "m": "d2d4 g8f6 c1g5 c7c5"}
{"n": "Alekhine: Modern, 4...Nc6", "f": "r1bqkb1r/ppp1pppp/2np4/3nP3/3P4/5N2/PPP2PPP/RNBQKB1R w KQkq", "c": "B04b", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 g1f3 b8c6"}
{"n": "Two Knights: Morphy, Steiner Variation", "f": "r1bqk2r/p4pp1/2p2n1p/n1b1N3/4p3/8/PPPPBPPP/RNBQK2R w KQkq", "c": "C59d", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 f3g5 d7d5 e4d5 c6a5 c4b5 c7c6 d5c6 b7c6 b5e2 h7h6 g5f3 e5e4 f3e5 f8c5"}
{"n": "French: Winawer, 6...Ne7 7.Nf3 Nbc6", "f": "r1bqk2r/pp2nppp/2n1p3/2ppP3/3P4/P1P2N2/2P2PPP/R1BQKB1R w KQkq", "c": "C19l", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3 b2c3 g8e7 g1f3 b8c6"}
{"n": "Scotch: Mieses Variation", "f": "r1bqkb1r/p1pp1ppp/2p2n2/4P3/8/8/PPP2PPP/RNBQKB1R b KQkq", "c": "C45j", "m": "e2e4 e7e5 g1f3 b8c6 d2d4 e5d4 f3d4 g8f6 d4c6 b7c6 e4e5"}
{"n": "Philidor: 3...exd4", "f": "rnbqkbnr/ppp2ppp/3p4/8/3pP3/5N2/PPP2PPP/RNBQKB1R w KQkq", "c": "C41h", "m": "e2e4 e7e5 g1f3 d7d6 d2d4 e5d4"}
{"n": "Slav: Exchange, 8.Bd3 Main Line, 12.Rfc1", "f": "r4rk1/pp3ppp/2nqpn2/3p4/3P4/2NQPN2/PP3PPP/R1R3K1 b -", "c": "D14m", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 c4d5 c6d5 b1c3 b8c6 c1f4 c8f5 e2e3 e7e6 f1d3 f5d3 d1d3 f8d6 f4d6 d8d6 e1g1 e8g8 f1c1"}
{"n": "King's Indian: 4.Nf3 O-O 5.Bf4 d6", "f": "rnbq1rk1/ppp1ppbp/3p1np1/8/2PP1B2/2N2N2/PP2PPPP/R2QKB1R w KQ", "c": "E61q", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 e8g8 c1f4 d7d6"}
{"n": "Benoni: Czech, 5.e4 Be7 6.Nf3 O-O 7.Be2", "f": "rnbq1rk1/pp2bppp/3p1n2/2pPp3/2P1P3/2N2N2/PP2BPPP/R1BQK2R b KQ", "c": "A56x", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e5 b1c3 d7d6 e2e4 f8e7 g1f3 e8g8 f1e2"}
{"n": "English: Neo-Catalan", "f": "rnbqkb1r/ppp2ppp/4pn2/3p4/2P5/5NP1/PP1PPPBP/RNBQK2R b KQkq", "c": "A13s", "m": "c2c4 e7e6 g1f3 d7d5 g2g3 g8f6 f1g2"}
{"n": "Sicilian: Taimanov, 6.Be3 a6 7.Bd3 Nf6 8.O-O h5", "f": "r1b1kb1r/1pqp1pp1/p1n1pn2/7p/3NP3/2NBB3/PPP2PPP/R2Q1RK1 w kq", "c": "B48p", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 c1e3 a7a6 f1d3 g8f6 e1g1 h7h5"}
{"n": "Dutch: Staunton Gambit, Alekhine Variation", "f": "rnbqkb1r/ppppp2p/5np1/6B1/3Pp2P/2N5/PPP2PP1/R2QKBNR b KQkq", "c": "A83e", "m": "d2d4 f7f5 e2e4 f5e4 b1c3 g8f6 c1g5 g7g6 h2h4"}
{"n": "Alekhine: Modern, 5.Be2 Nc6", "f": "r2qkb1r/ppp1pppp/2np4/3nP3/3P2b1/5N2/PPP1BPPP/RNBQK2R w KQkq", "c": "B05g", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 g1f3 c8g4 f1e2 b8c6"}
{"n": "QGA: Classical, 8...Bb7 9.Rd1 Nbd7 10.a4", "f": "r2qkb1r/1b1n1ppp/p3pn2/1pp5/P2P4/1B2PN2/1P2QPPP/RNBR2K1 b kq", "c": "D29h", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 d1e2 b7b5 c4b3 c8b7 f1d1 b8d7 a2a4"}
{"n": "QGD: 3.Nf3 Nf6 4.e3", "f": "rnbqkb1r/ppp2ppp/4pn2/3p4/2PP4/4PN2/PP3PPP/RNBQKB1R b KQkq", "c": "D30r", "m": "d2d4 d7d5 c2c4 e7e6 g1f3 g8f6 e2e3"}
{"n": "Benoni: S\u00e4misch, 8.Be3", "f": "rnbqk2r/pp3pbp/3p1np1/2pP4/4P3/2N1BP2/PP4PP/R2QKBNR b KQkq", "c": "A65m", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f3 f8g7 c1e3"}
{"n": "Pirc: Classical, 5.Be2 c6", "f": "rnbqk2r/pp2ppbp/2pp1np1/8/3PP3/2N2N2/PPP1BPPP/R1BQK2R w KQkq", "c": "B08k", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 g1f3 f8g7 f1e2 c7c6"}
{"n": "French: Advance, 5.Nf3 Qb6", "f": "r1b1kbnr/pp3ppp/1qn1p3/2ppP3/3P4/2P2N2/PP3PPP/RNBQKB1R w KQkq", "c": "C02r", "m": "e2e4 e7e6 d2d4 d7d5 e4e5 c7c5 c2c3 b8c6 g1f3 d8b6"}
{"n": "Spanish: 5.O-O b5 6.Bb3 d6", "f": "r1bqkb1r/2p2ppp/p1np1n2/1p2p3/4P3/1B3N2/PPPP1PPP/RNBQ1RK1 w kq", "c": "C78f", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 b7b5 a4b3 d7d6"}
{"n": "Slav: Chameleon, 5.e3 b5 6.b3", "f": "rnbqkb1r/4pppp/p1p2n2/1p1p4/2PP4/1PN1PN2/P4PPP/R1BQKB1R b KQkq", "c": "D15i", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 a7a6 e2e3 b7b5 b2b3"}
{"n": "Nimzo-Indian: Leningrad, Main Line, 7.e3", "f": "rnbqk2r/pp3pp1/3ppn1p/2pP4/1bP4B/2N1P3/PP3PPP/R2QKBNR b KQkq", "c": "E31b", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 c1g5 h7h6 g5h4 c7c5 d4d5 d7d6 e2e3"}
{"n": "Three Knights Game", "f": "r1bqkbnr/pppp1ppp/2n5/4p3/4P3/2N2N2/PPPP1PPP/R1BQKB1R b KQkq", "c": "C46a", "m": "e2e4 e7e5 g1f3 b8c6 b1c3"}
{"n": "Indian: Mexican Defence, 3.Nf3 e6 4.Nc3", "f": "r1bqkb1r/pppp1ppp/2n1pn2/8/2PP4/2N2N2/PP2PPPP/R1BQKB1R b KQkq", "c": "A50g", "m": "d2d4 g8f6 c2c4 b8c6 g1f3 e7e6 b1c3"}
{"n": "Sicilian: Smith-Morra Gambit", "f": "rnbqkbnr/pp1ppppp/8/2p5/3PP3/8/PPP2PPP/RNBQKBNR b KQkq", "c": "B21m", "m": "e2e4 c7c5 d2d4"}
{"n": "Slav: 3.Nc3 dxc4 4.e4 b5 5.a4", "f": "rnbqkbnr/p3pppp/2p5/1p6/P1pPP3/2N5/1P3PPP/R1BQKBNR b KQkq", "c": "D10r", "m": "d2d4 d7d5 c2c4 c7c6 b1c3 d5c4 e2e4 b7b5 a2a4"}
{"n": "English: Symmetrical, Four Knights, 4.e3", "f": "r1bqkb1r/pp1ppppp/2n2n2/2p5/2P5/2N1PN2/PP1P1PPP/R1BQKB1R b KQkq", "c": "A35h", "m": "c2c4 c7c5 b1c3 b8c6 g1f3 g8f6 e2e3"}
{"n": "Gr\u00fcnfeld: 5.e3 O-O 6.Qb3 dxc4 7.Bxc4 Nc6", "f": "r1bq1rk1/ppp1ppbp/2n2np1/8/2BP4/1QN1PN2/PP3PPP/R1B1K2R w KQ", "c": "D95j", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 e2e3 e8g8 d1b3 d5c4 f1c4 b8c6"}
{"n": "Sicilian: Maroczy Bind, 7.Nc3 O-O 8.Be2 d6 9.O-O Nxd4", "f": "r1bq1rk1/pp2ppbp/3p1np1/8/2PnP3/2N1B3/PP2BPPP/R2Q1RK1 w -", "c": "B38q", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 c1e3 g8f6 b1c3 e8g8 f1e2 d7d6 e1g1 c6d4"}
{"n": "Bogo-Indian: 4.Bd2 a5 5.g3", "f": "rnbqk2r/1ppp1ppp/4pn2/p7/1bPP4/5NP1/PP1BPP1P/RN1QKB1R b KQkq", "c": "E11m", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 f8b4 c1d2 a7a5 g2g3"}
{"n": "Queen's Indian: Petrosian, 6.cxd5 Nxd5", "f": "rn1qkb1r/pbp2ppp/1p2p3/3n4/3P4/P1N2N2/1P2PPPP/R1BQKB1R w KQkq", "c": "E12r", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 a2a3 c8b7 b1c3 d7d5 c4d5 f6d5"}
{"n": "Sicilian: Sozin, Benko, 7.Nb3 e6 8.Bf4", "f": "r1b1kb1r/pp3ppp/1qnppn2/8/2B1PB2/1NN5/PPP2PPP/R2QK2R b KQkq", "c": "B57l", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1c4 d8b6 d4b3 e7e6 c1f4"}
{"n": "Torre Attack (Tartakower)", "f": "rnbqkb1r/ppp1pppp/5n2/3p2B1/3P4/5N2/PPP1PPPP/RN1QKB1R b KQkq", "c": "D03a", "m": "d2d4 d7d5 g1f3 g8f6 c1g5"}
{"n": "Russian Game: Modern Attack, 3...Nxe4, Main Line", "f": "r2qkb1r/pppb1ppp/8/3p4/3Pn3/3B4/PPP2PPP/RNBQ1RK1 b kq", "c": "C43r", "m": "e2e4 e7e5 g1f3 g8f6 d2d4 f6e4 f1d3 d7d5 f3e5 b8d7 e5d7 c8d7 e1g1"}
{"n": "Modern: Averbakh, Kotov, 5.Be3 e5 6.d5 Nce7 7.g4", "f": "r1bqk1nr/ppp1npbp/3p2p1/3Pp3/2P1P1P1/2N1B3/PP3P1P/R2QKBNR b KQkq", "c": "A42m", "m": "d2d4 d7d6 c2c4 g7g6 b1c3 f8g7 e2e4 b8c6 c1e3 e7e5 d4d5 c6e7 g2g4"}
{"n": "Spanish: Schliemann, 4.Nc3 fxe4", "f": "r1bqkbnr/pppp2pp/2n5/1B2p3/4p3/2N2N2/PPPP1PPP/R1BQK2R w KQkq", "c": "C63n", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f7f5 b1c3 f5e4"}
{"n": "Spanish: Bird's Defence", "f": "r1bqkbnr/pppp1ppp/8/1B2p3/3nP3/5N2/PPPP1PPP/RNBQK2R w KQkq", "c": "C61a", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 c6d4"}
{"n": "King's Indian: Semi-Averbakh System", "f": "rnbq1rk1/ppp1ppbp/3p1np1/8/2PPP3/2N1B3/PP2BPPP/R2QK1NR b KQ", "c": "E73h", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1e3"}
{"n": "Benko Gambit: 4.cxb5 a6 5.b6 Qxb6", "f": "rnb1kb1r/3ppppp/pq3n2/2pP4/8/8/PP2PPPP/RNBQKBNR w KQkq", "c": "A57j", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5b6 d8b6"}
{"n": "French: MacCutcheon, Chigorin Variation", "f": "rnbqk2r/ppp2pp1/4pP1p/3p2B1/1b1P4/2N5/PPP2PPP/R2QKBNR b KQkq", "c": "C12e", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8b4 e4e5 h7h6 e5f6"}
{"n": "Sicilian: Nimzowitsch, Rubinstein Countergambit, 7.dxc5", "f": "r1bqkb1r/pp1p1ppp/2n5/2PpP3/8/5N2/PPP2PPP/R1BQKB1R b KQkq", "c": "B29n", "m": "e2e4 c7c5 g1f3 g8f6 e4e5 f6d5 b1c3 e7e6 c3d5 e6d5 d2d4 b8c6 d4c5"}
{"n": "Giuoco Piano: Bird's Attack", "f": "r1bqk2r/pppp1ppp/2n2n2/2b1p3/1PB1P3/2P2N2/P2P1PPP/RNBQK2R b KQkq", "c": "C54c", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 f8c5 c2c3 g8f6 b2b4"}
{"n": "Sicilian: Closed, Grand Prix", "f": "r1bqkbnr/pp1ppppp/2n5/2p5/4PP2/2N5/PPPP2PP/R1BQKBNR b KQkq", "c": "B23o", "m": "e2e4 c7c5 b1c3 b8c6 f2f4"}
{"n": "Semi-Slav: Bogoljubow, 7.O-O O-O 8.b3", "f": "r1bq1rk1/pp1nbppp/2p1pn2/3p4/2PP4/1PNBPN2/P4PPP/R1BQ1RK1 b -", "c": "D46d", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 f8e7 e1g1 e8g8 b2b3"}
{"n": "King's Indian: Mar del Plata, Bayonet Attack, 9...Nh5", "f": "r1bq1rk1/ppp1npbp/3p2p1/3Pp2n/1PP1P3/2N2N2/P3BPPP/R1BQ1RK1 w -", "c": "E97l", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 b2b4 f6h5"}
{"n": "Benoni: 6.e4 g6 7.Bd3 Bg7 8.Nge2 O-O 9.O-O b6", "f": "rnbq1rk1/p4pbp/1p1p1np1/2pP4/4P3/2NB4/PP2NPPP/R1BQ1RK1 w -", "c": "A65h", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f1d3 f8g7 g1e2 e8g8 e1g1 b7b6"}
{"n": "Spanish: Archangelsk, 7.d3", "f": "r2qkb1r/1bpp1ppp/p1n2n2/1p2p3/4P3/1B1P1N2/PPP2PPP/RNBQ1RK1 b kq", "c": "C78p", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 b7b5 a4b3 c8b7 d2d3"}
{"n": "Sicilian: 3.Bb5+ Nd7 4.d4 Nf6 5.Nc3", "f": "r1bqkb1r/pp1npppp/3p1n2/1Bp5/3PP3/2N2N2/PPP2PPP/R1BQK2R b KQkq", "c": "B51h", "m": "e2e4 c7c5 g1f3 d7d6 f1b5 b8d7 d2d4 g8f6 b1c3"}
{"n": "Bogo-Indian: 4.Bd2 Be7 5.g3 d5 6.Bg2 O-O", "f": "rnbq1rk1/ppp1bppp/4pn2/3p4/2PP4/5NP1/PP1BPPBP/RN1QK2R w KQ", "c": "E11h", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 f8b4 c1d2 b4e7 g2g3 d7d5 f1g2 e8g8"}
{"n": "KGD: Classical, 3.Nf3 d6 4.Nc3", "f": "rnbqk1nr/ppp2ppp/3p4/2b1p3/4PP2/2N2N2/PPPP2PP/R1BQKB1R b KQkq", "c": "C30l", "m": "e2e4 e7e5 f2f4 f8c5 g1f3 d7d6 b1c3"}
{"n": "King's Indian: Petrosian, Stein, 8.h3", "f": "rnbq1rk1/1pp2pbp/3p1np1/p2Pp3/2P1P3/2N2N1P/PP2BPP1/R1BQK2R b KQ", "c": "E92r", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 d4d5 a7a5 h2h3"}
{"n": "Ponziani: 3...Nf6 4.d4 exd4", "f": "r1bqkb1r/pppp1ppp/2n2n2/8/3pP3/2P2N2/PP3PPP/RNBQKB1R w KQkq", "c": "C44o", "m": "e2e4 e7e5 g1f3 b8c6 c2c3 g8f6 d2d4 e5d4"}
{"n": "King's Indian: b3+g3 System", "f": "rnbq1rk1/ppp1ppbp/3p1np1/8/2PP4/1P3NP1/PB2PP1P/RN1QKB1R b KQ", "c": "E60i", "m": "d2d4 g8f6 c2c4 g7g6 g1f3 f8g7 b2b3 d7d6 c1b2 e8g8 g2g3"}
{"n": "Alekhine: Modern, Main Line, 8.Nc3 O-O 9.Be3 Nc6 10.exd6 cxd6", "f": "r2q1rk1/pp2bppp/1nnpp3/8/2PP2b1/2N1BN2/PP2BPPP/R2Q1RK1 w -", "c": "B05u", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 g1f3 c8g4 f1e2 e7e6 e1g1 f8e7 c2c4 d5b6 b1c3 e8g8 c1e3 b8c6 e5d6 c7d6"}
{"n": "Sicilian: Lowenthal, Kalashnikov, 6.c4", "f": "r1bqkbnr/pp3ppp/2np4/1N2p3/2P1P3/8/PP3PPP/RNBQKB1R b KQkq", "c": "B32s", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 e7e5 d4b5 d7d6 c2c4"}
{"n": "Sicilian: Prins, Venice Attack", "f": "rnbqkb1r/pp3ppp/3p1n2/1B2p3/3NP3/5P2/PPP3PP/RNBQK2R b KQkq", "c": "B55", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 f2f3 e7e5 f1b5"}
{"n": "Old Benoni: Czech, 3.e4 d6 4.Nc3", "f": "rnbqkbnr/pp3ppp/3p4/2pPp3/4P3/2N5/PPP2PPP/R1BQKBNR b KQkq", "c": "A44q", "m": "d2d4 c7c5 d4d5 e7e5 e2e4 d7d6 b1c3"}
{"n": "Sicilian: Taimanov, 5.Nc3 d6", "f": "r1bqkbnr/pp3ppp/2npp3/8/3NP3/2N5/PPP2PPP/R1BQKB1R w KQkq", "c": "B45c", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d7d6"}
{"n": "Bishop's Opening: Berlin Defence", "f": "rnbqkb1r/pppp1ppp/5n2/4p3/2B1P3/8/PPPP1PPP/RNBQK1NR w KQkq", "c": "C24", "m": "e2e4 e7e5 f1c4 g8f6"}
{"n": "Semi-Slav: 4.cxd5 exd5 5.Nf3", "f": "rnbqkbnr/pp3ppp/2p5/3p4/3P4/2N2N2/PP2PPPP/R1BQKB1R b KQkq", "c": "D31k", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c6 c4d5 e6d5 g1f3"}
{"n": "Four Knights: Scotch, 4...exd4 5.Nxd4 Bc5", "f": "r1bqk2r/pppp1ppp/2n2n2/2b5/3NP3/2N5/PPP2PPP/R1BQKB1R w KQkq", "c": "C47q", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 d2d4 e5d4 f3d4 f8c5"}
{"n": "Sicilian: Boleslavsky, 7.Nb3 Be7 8.O-O O-O 9.Bg5", "f": "r1bq1rk1/pp2bppp/2np1n2/4p1B1/4P3/1NN5/PPP1BPPP/R2Q1RK1 b -", "c": "B59h", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1e2 e7e5 d4b3 f8e7 e1g1 e8g8 c1g5"}
{"n": "Sicilian: Pelikan, Chelyabinsk, 9.Nd5 Be7, 11.c3", "f": "r1bqk2r/5ppp/p1np1b2/1p1Np3/4P3/N1P5/PP3PPP/R2QKB1R b KQkq", "c": "B33n", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e5 d4b5 d7d6 c1g5 a7a6 b5a3 b7b5 c3d5 f8e7 g5f6 e7f6 c2c3"}
{"n": "QGD: Anti-Neo-Orthodox Variation", "f": "rnbq1rk1/ppp1bppp/4pn2/3p2B1/2PP4/2N1P3/PP3PPP/2RQKBNR b K", "c": "D54a", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 a1c1"}
{"n": "Sicilian: Richter-Rauzer, 7...a6 8.O-O-O h6 9.Be3", "f": "r1bqkb1r/1p3pp1/p1nppn1p/8/3NP3/2N1B3/PPPQ1PPP/2KR1B1R b kq", "c": "B66i", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 a7a6 e1c1 h7h6 g5e3"}
{"n": "King's Indian: Fianchetto, Classical Variation", "f": "r1bq1rk1/pppn1pbp/3p1np1/4p3/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 w -", "c": "E67d", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5"}
{"n": "Semi-Slav: Botvinnik, 5...Be7 6.e3 Nbd7 7.Bd3", "f": "r1bqk2r/pp1nbppp/2p1pn2/3p2B1/2PP4/2NBPN2/PP3PPP/R2QK2R b KQkq", "c": "D43j", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 c1g5 f8e7 e2e3 b8d7 f1d3"}
{"n": "Spanish: Closed, Zaitsev, 11.Ng5", "f": "r2qr1k1/1bp1bppp/p1np1n2/1p2p1N1/3PP3/1BP4P/PP3PP1/RNBQR1K1 b -", "c": "C92l", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c8b7 d2d4 f8e8 f3g5"}
{"n": "Four Knights: Spanish, 4...d6 5.d4", "f": "r1bqkb1r/ppp2ppp/2np1n2/1B2p3/3PP3/2N2N2/PPP2PPP/R1BQK2R b KQkq", "c": "C48c", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 f1b5 d7d6 d2d4"}
{"n": "Gr\u00fcnfeld: Russian, Prins Variation", "f": "r1bq1rk1/ppp1ppbp/n4np1/8/2QPP3/2N2N2/PP3PPP/R1B1KB1R w KQ", "c": "D97m", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 d1b3 d5c4 b3c4 e8g8 e2e4 b8a6"}
{"n": "Alekhine: Scandinavian, Exchange, 4.Nxd5", "f": "rnbqkb1r/ppp1pppp/8/3N4/8/8/PPPP1PPP/R1BQKBNR b KQkq", "c": "B02h", "m": "e2e4 g8f6 b1c3 d7d5 e4d5 f6d5 c3d5"}
{"n": "Spanish: Open Berlin, 5.d4 Nd6 Queenswap, 9.Nc3 Ke8", "f": "r1b1kb1r/ppp2ppp/2p5/4Pn2/8/2N2N2/PPP2PPP/R1B2RK1 w -", "c": "C67u", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 e1g1 f6e4 d2d4 e4d6 b5c6 d7c6 d4e5 d6f5 d1d8 e8d8 b1c3 d8e8"}
{"n": "Queen's Indian: 7.Nc3 Ne4 8.Nxe4 Bxe4 9.Ne1", "f": "rn1q1rk1/p1ppbppp/1p2p3/8/2PPb3/6P1/PP2PPBP/R1BQNRK1 b -", "c": "E18t", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 f6e4 c3e4 b7e4 f3e1"}
{"n": "Spanish: Exchange, 5.O-O", "f": "r1bqkbnr/1pp2ppp/p1p5/4p3/4P3/5N2/PPPP1PPP/RNBQ1RK1 b kq", "c": "C68j", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5c6 d7c6 e1g1"}
{"n": "Torre Attack: 3...g6", "f": "rnbqkb1r/ppp1pp1p/5np1/3p2B1/3P4/5N2/PPPNPPPP/R2QKB1R b KQkq", "c": "D03l", "m": "d2d4 d7d5 g1f3 g8f6 c1g5 g7g6 b1d2"}
{"n": "Pirc: Classical, 5.Be2 O-O 6.O-O Bg4", "f": "rn1q1rk1/ppp1ppbp/3p1np1/8/3PP1b1/2N2N2/PPP1BPPP/R1BQ1RK1 w -", "c": "B08t", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 g1f3 f8g7 f1e2 e8g8 e1g1 c8g4"}
{"n": "Spanish: Archangelsk, 7.d4", "f": "r2qkb1r/1bpp1ppp/p1n2n2/1p2p3/3PP3/1B3N2/PPP2PPP/RNBQ1RK1 b kq", "c": "C78o", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 b7b5 a4b3 c8b7 d2d4"}
{"n": "Neo-Gr\u00fcnfeld, 6.O-O dxc4 7.Na3 Na6", "f": "r1bq1rk1/ppp1ppbp/n4np1/8/2pP4/N4NP1/PP2PPBP/R1BQ1RK1 w -", "c": "D77g", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 e1g1 d5c4 b1a3 b8a6"}
{"n": "King's Indian: Fianchetto without Nc3, 6...c6", "f": "rnbq1rk1/pp2ppbp/2pp1np1/8/2PP4/5NP1/PP2PPBP/RNBQ1RK1 w -", "c": "E60m", "m": "d2d4 g8f6 c2c4 g7g6 g1f3 f8g7 g2g3 e8g8 f1g2 d7d6 e1g1 c7c6"}
{"n": "QGA: Mannheim, 4...c6", "f": "rnbqkb1r/pp2pppp/2p2n2/8/Q1pP4/5N2/PP2PPPP/RNB1KB1R w KQkq", "c": "D23i", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 d1a4 c7c6"}
{"n": "Slav: Dutch, 8...O-O 9.Qe2 Nbd7 10.e4 Bg6 11.Bd3 h6", "f": "r2q1rk1/pp1n1pp1/2p1pnbp/8/Pb1PP3/2NB1N2/1P2QPPP/R1B2RK1 w -", "c": "D19l", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 e2e3 e7e6 f1c4 f8b4 e1g1 e8g8 d1e2 b8d7 e3e4 f5g6 c4d3 h7h6"}
{"n": "Spanish: Open, Berlin, 10.Bc2 Bg4 11.Re1", "f": "r2qkb1r/2p2ppp/p1n5/1pnpP3/6b1/2P2N2/PPB2PPP/RNBQR1K1 b kq", "c": "C82d", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 d2d4 b7b5 a4b3 d7d5 d4e5 c8e6 c2c3 e4c5 b3c2 e6g4 f1e1"}
{"n": "Gr\u00fcnfeld: Classical Exchange, 8...c5", "f": "rnbq1rk1/pp2ppbp/6p1/2p5/2BPP3/2P5/P3NPPP/R1BQK2R w KQ", "c": "D87a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 f1c4 e8g8 g1e2 c7c5"}
{"n": "Spanish: Wormald Attack", "f": "r1bqkb1r/1ppp1ppp/p1n2n2/4p3/B3P3/5N2/PPPPQPPP/RNB1K2R b KQkq", "c": "C77p", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 d1e2"}
{"n": "King's Indian: Glek, 8.Be3", "f": "r1bq1rk1/ppp2pbp/n2p1np1/4p3/2PPP3/2N1BN2/PP2BPPP/R2Q1RK1 b -", "c": "E94l", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8a6 c1e3"}
{"n": "QGD: 3.Nf3 Nbd7 (Westphalia)", "f": "r1bqkbnr/pppn1ppp/4p3/3p4/2PP4/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "D30g", "m": "d2d4 d7d5 c2c4 e7e6 g1f3 b8d7"}
{"n": "Vienna: 3.Bc4 Nxe4 4.Qh5 Nd6 5.Qxe5+", "f": "rnbqkb1r/pppp1ppp/3n4/4Q3/2B5/2N5/PPPP1PPP/R1B1K1NR b KQkq", "c": "C27d", "m": "e2e4 e7e5 b1c3 g8f6 f1c4 f6e4 d1h5 e4d6 h5e5"}
{"n": "Spanish: Closed, Chigorin, Rauzer, 14.Nf1", "f": "r1b2rk1/2q1bppp/p1n2n2/1pp1p3/4P3/2P2N1P/PPB2PP1/R1BQRNK1 b -", "c": "C98c", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 d8c7 b1d2 a5c6 d4c5 d6c5 d2f1"}
{"n": "Trompowsky: 2...Ne4 3.Bf4", "f": "rnbqkb1r/pppppppp/8/8/3PnB2/8/PPP1PPPP/RN1QKBNR b KQkq", "c": "A45u", "m": "d2d4 g8f6 c1g5 f6e4 g5f4"}
{"n": "Spanish: Schliemann, 4.Nc3 Nd4 5.Ba4", "f": "r1bqkbnr/pppp2pp/8/4pp2/B2nP3/2N2N2/PPPP1PPP/R1BQK2R b KQkq", "c": "C63k", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f7f5 b1c3 c6d4 b5a4"}
{"n": "Spanish: Closed, Chigorin, 12...Rd8", "f": "r1br2k1/2q1bppp/p2p1n2/npp1p3/3PP3/2P2N1P/PPBN1PP1/R1BQR1K1 w -", "c": "C97g", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 d8c7 b1d2 f8d8"}
{"n": "Spanish: Open Berlin, 5.d4 Nd6 Queenswap, 9.Nc3 Ke8 10.h3 a5", "f": "r1b1kb1r/1pp2ppp/2p5/p3Pn2/8/2N2N1P/PPP2PP1/R1B2RK1 w -", "c": "C67x", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 e1g1 f6e4 d2d4 e4d6 b5c6 d7c6 d4e5 d6f5 d1d8 e8d8 b1c3 d8e8 h2h3 a7a5"}
{"n": "Gr\u00fcnfeld: Russian, Smyslov, 8.Be3 Nfd7", "f": "rn1q1rk1/pppnppbp/6p1/8/2QPP1b1/2N1BN2/PP3PPP/R3KB1R w KQ", "c": "D98f", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 d1b3 d5c4 b3c4 e8g8 e2e4 c8g4 c1e3 f6d7"}
{"n": "Spanish: Closed, Exchange, 7.d3 Bg4", "f": "r2qk2r/1pp1bppp/p1p2n2/4p3/4P1b1/3P1N2/PPP2PPP/RNBQ1RK1 w kq", "c": "C85k", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 a4c6 d7c6 d2d3 c8g4"}
{"n": "Nimzowitsch-Larsen Attack", "f": "rnbqkbnr/pppppppp/8/8/8/1P6/P1PPPPPP/RNBQKBNR b KQkq", "c": "A01", "m": "b2b3"}
{"n": "Nimzo-Indian Defence", "f": "rnbqk2r/pppp1ppp/4pn2/8/1bPP4/2N5/PP2PPPP/R1BQKBNR w KQkq", "c": "E20", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4"}
{"n": "King's Indian: Accelerated Averbakh, 5...O-O", "f": "rnbq1rk1/ppp1ppbp/3p1np1/6B1/2PPP3/2N5/PP3PPP/R2QKBNR w KQ", "c": "E70u", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 c1g5 e8g8"}
{"n": "QGD: Tartakower, 8.Be2 Bb7 9.Bxf6 Bxf6 10.cxd5", "f": "rn1q1rk1/pbp2pp1/1p2pb1p/3P4/3P4/2N1PN2/PP2BPPP/R2QK2R b KQ", "c": "D58l", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5h4 b7b6 f1e2 c8b7 h4f6 e7f6 c4d5"}
{"n": "Spanish: Schliemann, 4.d3 fxe4 5.dxe4 Nf6 6.O-O", "f": "r1bqkb1r/pppp2pp/2n2n2/1B2p3/4P3/5N2/PPP2PPP/RNBQ1RK1 b kq", "c": "C63f", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f7f5 d2d3 f5e4 d3e4 g8f6 e1g1"}
{"n": "Sicilian: Taimanov, 6.Be2", "f": "r1b1kbnr/ppqp1ppp/2n1p3/8/3NP3/2N5/PPP1BPPP/R1BQK2R b KQkq", "c": "B47q", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 f1e2"}
{"n": "QGD: Orthodox, Classical Variation", "f": "r1b2rk1/pp1nqppp/2p5/4p3/2BP4/2R1PN2/PP3PPP/3Q1RK1 w -", "c": "D68", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 b8d7 a1c1 c7c6 f1d3 d5c4 d3c4 f6d5 g5e7 d8e7 e1g1 d5c3 c1c3 e6e5"}
{"n": "King's Indian: Glek Variation", "f": "r1bq1rk1/ppp2pbp/n2p1np1/4p3/2PPP3/2N2N2/PP2BPPP/R1BQ1RK1 w -", "c": "E94i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8a6"}
{"n": "King's Indian: Fianchetto, Yugoslav Panno, 9...a6 10.Qc2", "f": "r1bq1rk1/1p2ppbp/p2p1np1/n1pP4/2P5/2N3P1/PPQNPPBP/R1B2RK1 b -", "c": "E66h", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 c7c5 e1g1 b8c6 d4d5 c6a5 f3d2 a7a6 d1c2"}
{"n": "French: Classical, Steinitz, 7...O-O", "f": "rnb2rk1/pppnqppp/4p3/3pP3/3P1P2/2N5/PPP3PP/R2QKBNR w KQ", "c": "C14j", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8e7 e4e5 f6d7 g5e7 d8e7 f2f4 e8g8"}
{"n": "QGD: Orthodox, Rubinstein Attack, 9.cxd5", "f": "r1bq1rk1/1p1nbppp/p1p1pn2/3P2B1/3P4/2N1PN2/PPQ2PPP/2R1KB1R b K", "c": "D65", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 b8d7 a1c1 c7c6 d1c2 a7a6 c4d5"}
{"n": "Spanish: Archangelsk, 7.Re1", "f": "r2qkb1r/1bpp1ppp/p1n2n2/1p2p3/4P3/1B3N2/PPPP1PPP/RNBQR1K1 b kq", "c": "C78t", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 b7b5 a4b3 c8b7 f1e1"}
{"n": "QGA: 3.Nf3 c5 4.d5 e6 5.Nc3 exd5 6.Qxd5 Qxd5 7.Nxd5 Bd6", "f": "rnb1k1nr/pp3ppp/3b4/2pN4/2p5/5N2/PP2PPPP/R1B1KB1R w KQkq", "c": "D21q", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 c7c5 d4d5 e7e6 b1c3 e6d5 d1d5 d8d5 c3d5 f8d6"}
{"n": "QGD: Anti-Neo-Orthodox, Main Line", "f": "rnb2rk1/p1p1qpp1/1p5p/3p4/3P4/4P3/PP3PPP/2RQKBNR w K", "c": "D54d", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 a1c1 h7h6 g5h4 b7b6 c4d5 f6d5 c3d5 e6d5 h4e7 d8e7"}
{"n": "King's Gambit: 2...Nc6", "f": "r1bqkbnr/pppp1ppp/2n5/4p3/4PP2/8/PPPP2PP/RNBQKBNR w KQkq", "c": "C30g", "m": "e2e4 e7e5 f2f4 b8c6"}
{"n": "Sicilian: Najdorf, Gothenburg, 11.Qh5", "f": "rnbqk2r/1p1nbp2/p2pp2p/6PQ/3NP2B/2N5/PPP3PP/R3KB1R b KQkq", "c": "B98m", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7 d1f3 h7h6 g5h4 g7g5 f4g5 f6d7 f3h5"}
{"n": "Torre Attack: 3...e6 4.e3 c5", "f": "r1bqkb1r/pp1n1ppp/4pn2/2pp2B1/3P4/4PN2/PPPN1PPP/R2QKB1R w KQkq", "c": "D03h", "m": "d2d4 d7d5 g1f3 g8f6 c1g5 e7e6 e2e3 c7c5 b1d2 b8d7"}
{"n": "Spanish: Open, Bernstein, 9...Bc5", "f": "r2qk2r/2p2ppp/p1n1b3/1pbpP3/4n3/1B3N2/PPPN1PPP/R1BQ1RK1 w kq", "c": "C80q", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 d2d4 b7b5 a4b3 d7d5 d4e5 c8e6 b1d2 f8c5"}
{"n": "Neo-Gr\u00fcnfeld, 5.cxd5 Nxd5", "f": "rnbqk2r/ppp1ppbp/6p1/3n4/3P4/6P1/PP2PPBP/RNBQK1NR w KQkq", "c": "D71", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 c4d5 f6d5"}
{"n": "Sicilian: Kan, 5.c4 Nf6 6.Nc3 d6", "f": "rnbqkb1r/1p3ppp/p2ppn2/8/2PNP3/2N5/PP3PPP/R1BQKB1R w KQkq", "c": "B41j", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 a7a6 c2c4 g8f6 b1c3 d7d6"}
{"n": "QGA: 3.e4 Nf6", "f": "rnbqkb1r/ppp1pppp/5n2/8/2pPP3/8/PP3PPP/RNBQKBNR w KQkq", "c": "D20o", "m": "d2d4 d7d5 c2c4 d5c4 e2e4 g8f6"}
{"n": "Sicilian: Taimanov, Four Knights, 6.Nxc6 bxc6 7.e5 Nd5 8.Ne4", "f": "r1bqkb1r/p2p1ppp/2p1p3/3nP3/4N3/8/PPP2PPP/R1BQKB1R b KQkq", "c": "B45m", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 g8f6 d4c6 b7c6 e4e5 f6d5 c3e4"}
{"n": "Sicilian: Closed, 3.g3, 5.d3 d6", "f": "r1bqk1nr/pp2ppbp/2np2p1/2p5/4P3/2NP2P1/PPP2PBP/R1BQK1NR w KQkq", "c": "B25a", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6"}
{"n": "King's Indian: 4.e4 d6 5.Bd3 e5", "f": "rnbqk2r/ppp2pbp/3p1np1/4p3/2PPP3/2NB4/PP3PPP/R1BQK1NR w KQkq", "c": "E70k", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1d3 e7e5"}
{"n": "Benoni: 4.Nc3 exd5 5.cxd5", "f": "rnbqkb1r/pp1p1ppp/5n2/2pP4/8/2N5/PP2PPPP/R1BQKBNR b KQkq", "c": "A60i", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5"}
{"n": "Russian Game: Italian Variation", "f": "rnbqkb1r/pppp1ppp/5n2/4p3/2B1P3/5N2/PPPP1PPP/RNBQK2R b KQkq", "c": "C42e", "m": "e2e4 e7e5 g1f3 g8f6 f1c4"}
{"n": "English: Symmetrical, Main Line 7.d4, 10.Qd3 Bf5", "f": "r2q1rk1/pp2ppbp/3p1np1/5b2/2P5/2NQ2P1/PP2PPBP/R1B2RK1 w -", "c": "A39n", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 g8f6 e1g1 e8g8 d2d4 c5d4 f3d4 c6d4 d1d4 d7d6 d4d3 c8f5"}
{"n": "King's Indian: S\u00e4misch, Panno Main Line, 9.h4 h5", "f": "1rbq1rk1/1pp1ppb1/p1np1np1/7p/2PPP2P/2N1BP2/PP1QN1P1/R3KB1R w KQ", "c": "E84m", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b8c6 g1e2 a7a6 d1d2 a8b8 h2h4 h7h5"}
{"n": "Sicilian: Grand Prix, Tal Defence", "f": "rnbqkbnr/pp2pppp/8/2pp4/4PP2/8/PPPP2PP/RNBQKBNR w KQkq", "c": "B21i", "m": "e2e4 c7c5 f2f4 d7d5"}
{"n": "Sicilian: Boleslavsky, 7.Nf3, 9.Re1 O-O 10.h3", "f": "r1bq1rk1/pp2bpp1/2np1n1p/4p3/4P3/2N2N1P/PPP1BPP1/R1BQR1K1 b -", "c": "B58n", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1e2 e7e5 d4f3 h7h6 e1g1 f8e7 f1e1 e8g8 h2h3"}
{"n": "Caro-Kann: Tartakower, Forgacs Variation", "f": "rnbqkb1r/pp3ppp/2p2p2/8/2BP4/8/PPP2PPP/R1BQK1NR b KQkq", "c": "B15u", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 g8f6 e4f6 e7f6 f1c4"}
{"n": "Sicilian: Taimanov, Bastrikov Variation", "f": "r1b1kbnr/ppqp1ppp/2n1p3/8/3NP3/2N5/PPP2PPP/R1BQKB1R w KQkq", "c": "B47a", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7"}
{"n": "Pirc: Classical, 5.Be2 O-O 6.O-O c6 7.a4 Nbd7", "f": "r1bq1rk1/pp1nppbp/2pp1np1/8/P2PP3/2N2N2/1PP1BPPP/R1BQ1RK1 w -", "c": "B08s", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 g1f3 f8g7 f1e2 e8g8 e1g1 c7c6 a2a4 b8d7"}
{"n": "Pirc: Austrian, 5...c5", "f": "rnbqk2r/pp2ppbp/3p1np1/2p5/3PPP2/2N2N2/PPP3PP/R1BQKB1R w KQkq", "c": "B09o", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 f2f4 f8g7 g1f3 c7c5"}
{"n": "Slav: 3.Nf3 Bf5 4.Nc3 e6 5.Qb3", "f": "rn1qkbnr/pp3ppp/2p1p3/3p1b2/2PP4/1QN2N2/PP2PPPP/R1B1KB1R b KQkq", "c": "D11d", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 c8f5 b1c3 e7e6 d1b3"}
{"n": "Sicilian: Prins (Moscow), 5...e6", "f": "rnbqkb1r/pp3ppp/3ppn2/8/3NP3/5P2/PPP3PP/RNBQKB1R w KQkq", "c": "B54g", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 f2f3 e7e6"}
{"n": "English: Symmetrical, Main Line 7.d4, 10.Qd3 a6 11.Bd2 Rb8 12.Rac1", "f": "1rbq1rk1/1p2ppbp/p2p1np1/8/2P5/2NQ2P1/PP1BPPBP/2R2RK1 b -", "c": "A39r", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 g8f6 e1g1 e8g8 d2d4 c5d4 f3d4 c6d4 d1d4 d7d6 d4d3 a7a6 c1d2 a8b8 a1c1"}
{"n": "Semi-Slav: Botvinnik, Main Line, 12.g3", "f": "r2qkb1r/pb1n1p2/2p1pP2/1p4B1/2pP4/2N3P1/PP3P1P/R2QKB1R b KQkq", "c": "D44p", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 c1g5 d5c4 e2e4 b7b5 e4e5 h7h6 g5h4 g7g5 f3g5 h6g5 h4g5 b8d7 e5f6 c8b7 g2g3"}
{"n": "QGD: Semi-Tarrasch, 5.e3 cxd4", "f": "rnbqkb1r/pp3ppp/4pn2/3p4/2Pp4/2N1PN2/PP3PPP/R1BQKB1R w KQkq", "c": "D40c", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 e2e3 c5d4"}
{"n": "King's Indian: S\u00e4misch, Orthodox, 7.Nge2 exd4", "f": "rnbq1rk1/ppp2pbp/3p1np1/8/2PpP3/2N1BP2/PP2N1PP/R2QKB1R w KQ", "c": "E85e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 g1e2 e5d4"}
{"n": "Neo-Old Indian: Modern, 3.Nc3", "f": "rnbqkbnr/ppp1pp1p/3p2p1/8/2PP4/2N5/PP2PPPP/R1BQKBNR b KQkq", "c": "A41t", "m": "d2d4 d7d6 c2c4 g7g6 b1c3"}
{"n": "Spanish: Worrall Attack", "f": "r1bqk2r/1pppbppp/p1n2n2/4p3/B3P3/5N2/PPPPQPPP/RNB2RK1 b kq", "c": "C86a", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 d1e2"}
{"n": "QGA: Bogoljubow", "f": "rnbqkb1r/1pp1pppp/p4n2/8/2pPP3/2N2N2/PP3PPP/R1BQKB1R b KQkq", "c": "D24k", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 b1c3 a7a6 e2e4"}
{"n": "Pirc: Austrian, 5...c5 6.Bb5+ Bd7 7.e5", "f": "rn1qk2r/pp1bppbp/3p1np1/1Bp1P3/3P1P2/2N2N2/PPP3PP/R1BQK2R b KQkq", "c": "B09t", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 f2f4 f8g7 g1f3 c7c5 f1b5 c8d7 e4e5"}
{"n": "Russian Game: 3.Nxe5", "f": "rnbqkb1r/pppp1ppp/5n2/4N3/4P3/8/PPPP1PPP/RNBQKB1R b KQkq", "c": "C42g", "m": "e2e4 e7e5 g1f3 g8f6 f3e5"}
{"n": "QGA: 4.e3", "f": "rnbqkb1r/ppp1pppp/5n2/8/2pP4/4PN2/PP3PPP/RNBQKB1R b KQkq", "c": "D25a", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3"}
{"n": "King's Indian: Smyslov System, 6.e3", "f": "rnbq1rk1/ppp1ppbp/3p1np1/6B1/2PP4/2N1PN2/PP3PPP/R2QKB1R b KQ", "c": "E61v", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 e8g8 c1g5 d7d6 e2e3"}
{"n": "Vienna: Smyslov, 3...d5", "f": "rnbqkb1r/ppp2ppp/5n2/3pp3/4P3/2N3P1/PPPP1P1P/R1BQKBNR w KQkq", "c": "C26i", "m": "e2e4 e7e5 b1c3 g8f6 g2g3 d7d5"}
{"n": "Spanish: Closed, Kholmov, 11.Qxb3", "f": "r2q1rk1/2p1bppp/p1np1n2/1p2p3/3PP3/1QP2N1P/PP3PP1/RNB1R1K1 b -", "c": "C92d", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c8e6 d2d4 e6b3 d1b3"}
{"n": "Spanish: Marshall, Main Line, 15.Re4", "f": "r1b2rk1/5ppp/p1pb4/1p1n4/3PR3/1BP3Pq/PP3P1P/RNBQ2K1 b -", "c": "C89o", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d5 e4d5 f6d5 f3e5 c6e5 e1e5 c7c6 d2d4 e7d6 e5e1 d8h4 g2g3 h4h3 e1e4"}
{"n": "Nimzo-Indian: Classical, 4...b6", "f": "rnbqk2r/p1pp1ppp/1p2pn2/8/1bPP4/2N5/PPQ1PPPP/R1B1KBNR w KQkq", "c": "E32b", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 b7b6"}
{"n": "Sicilian: Richter-Rauzer, 6...a6", "f": "r1bqkb1r/1p2pppp/p1np1n2/6B1/3NP3/2N5/PPP2PPP/R2QKB1R w KQkq", "c": "B60e", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 a7a6"}
{"n": "Spanish: Closed, Averbakh, 7.Bxc6+ bxc6 8.d4 exd4", "f": "r1bqk2r/2p1bppp/p1pp1n2/8/3pP3/5N2/PPP2PPP/RNBQR1K1 w kq", "c": "C87d", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 d7d6 a4c6 b7c6 d2d4 e5d4"}
{"n": "QGA: Classical, Rubinstein, 8.Nc3 Be7 9.Qe2", "f": "r1bqk2r/1p2bppp/p1n1pn2/2p5/P1BP4/2N1PN2/1P2QPPP/R1B2RK1 b kq", "c": "D27s", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 a2a4 b8c6 b1c3 f8e7 d1e2"}
{"n": "Sicilian: Maroczy Bind, 7.Nc3 O-O 8.Be2 b6", "f": "r1bq1rk1/p2pppbp/1pn2np1/8/2PNP3/2N1B3/PP2BPPP/R2QK2R w KQ", "c": "B38h", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 c1e3 g8f6 b1c3 e8g8 f1e2 b7b6"}
{"n": "Sicilian: Rossolimo, 3...e6 4.Bxc6", "f": "r1bqkbnr/pp1p1ppp/2B1p3/2p5/4P3/5N2/PPPP1PPP/RNBQK2R b KQkq", "c": "B30q", "m": "e2e4 c7c5 g1f3 b8c6 f1b5 e7e6 b5c6"}
{"n": "Spanish: Closed, Chigorin, 11.d4 Bb7 12.Nbd2", "f": "r2q1rk1/1b2bppp/p2p1n2/npp1p3/3PP3/2P2N1P/PPBN1PP1/R1BQR1K1 b -", "c": "C96l", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 c8b7 b1d2"}
{"n": "Sicilian: Closed, 6.f4 e6: 9.Be3 Rb8", "f": "1rbq1rk1/pp2npbp/2npp1p1/2p5/4PP2/2NPBNP1/PPP3BP/R2Q1RK1 w -", "c": "B25r", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 f2f4 e7e6 g1f3 g8e7 e1g1 e8g8 c1e3 a8b8"}
{"n": "Gr\u00fcnfeld: Russian, Szabo Variation", "f": "rnbq1rk1/pp2ppbp/2p2np1/8/2QPP3/2N2N2/PP3PPP/R1B1KB1R w KQ", "c": "D97c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 d1b3 d5c4 b3c4 e8g8 e2e4 c7c6"}
{"n": "Sicilian: Accelerated Fianchetto, Modern, 7.Bc4 O-O 8.Bb3", "f": "r1bq1rk1/pp1pppbp/2n2np1/8/3NP3/1BN1B3/PPP2PPP/R2QK2R b KQ", "c": "B35i", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 b1c3 f8g7 c1e3 g8f6 f1c4 e8g8 c4b3"}
{"n": "QGD Tarrasch: von Hennig-Schara Gambit, 7.Qxd5 Nc6 8.Nf3", "f": "r2qkbnr/pp1b1ppp/2n5/3Q4/8/2N2N2/PP2PPPP/R1B1KB1R b KQkq", "c": "D32h", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 c5d4 d1a4 c8d7 a4d4 e6d5 d4d5 b8c6 g1f3"}
{"n": "Two Knights: 4.d3 Be7 5.O-O O-O", "f": "r1bq1rk1/ppppbppp/2n2n2/4p3/2B1P3/3P1N2/PPP2PPP/RNBQ1RK1 w -", "c": "C55h", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 d2d3 f8e7 e1g1 e8g8"}
{"n": "Sicilian: Alapin, 2...e6", "f": "rnbqkbnr/pp1p1ppp/4p3/2p5/4P3/2P5/PP1P1PPP/RNBQKBNR w KQkq", "c": "B22c", "m": "e2e4 c7c5 c2c3 e7e6"}
{"n": "Sicilian: Richter-Rauzer, Geller Variation", "f": "r1bq1rk1/pp2bppp/2np1n2/4p1B1/3NPP2/2N5/PPPQ2PP/2KR1B1R w -", "c": "B64b", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 f8e7 e1c1 e8g8 f2f4 e6e5"}
{"n": "Gr\u00fcnfeld: Exchange, 5.Bd2 Bg7 6.e4 Nb6", "f": "rnbqk2r/ppp1ppbp/1n4p1/8/3PP3/2N5/PP1B1PPP/R2QKBNR w KQkq", "c": "D85c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 c1d2 f8g7 e2e4 d5b6"}
{"n": "Sicilian: Rossolimo, 3...e6 4.O-O Nge7 5.c3", "f": "r1bqkb1r/pp1pnppp/2n1p3/1Bp5/4P3/2P2N2/PP1P1PPP/RNBQ1RK1 b kq", "c": "B30v", "m": "e2e4 c7c5 g1f3 b8c6 f1b5 e7e6 e1g1 g8e7 c2c3"}
{"n": "Pirc: Austrian, 5...O-O 6.Bd3 Nc6 7.e5", "f": "r1bq1rk1/ppp1ppbp/2np1np1/4P3/3P1P2/2NB1N2/PPP3PP/R1BQK2R b KQ", "c": "B09k", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 f2f4 f8g7 g1f3 e8g8 f1d3 b8c6 e4e5"}
{"n": "King's Indian: Fianchetto, Panno, 8.h3 Rb8", "f": "1rbq1rk1/1pp1ppbp/p1np1np1/8/2PP4/2N2NPP/PP2PPB1/R1BQ1RK1 w -", "c": "E63i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8c6 e1g1 a7a6 h2h3 a8b8"}
{"n": "King's Indian: Mar del Plata, 9.Ne1 Ne8 10.Be3 f5 11.f3 f4", "f": "r1bqnrk1/ppp1n1bp/3p2p1/3Pp3/2P1Pp2/2N1BP2/PP2B1PP/R2QNRK1 w -", "c": "E98g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 f3e1 f6e8 c1e3 f7f5 f2f3 f5f4"}
{"n": "Sicilian: Accelerated Fianchetto, Modern, 7.Bc4 O-O 8.Bb3 d6", "f": "r1bq1rk1/pp2ppbp/2np1np1/8/3NP3/1BN1B3/PPP2PPP/R2QK2R w KQ", "c": "B35o", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 b1c3 f8g7 c1e3 g8f6 f1c4 e8g8 c4b3 d7d6"}
{"n": "Caro-Kann: Advance, 4.Nf3", "f": "rn1qkbnr/pp2pppp/2p5/3pPb2/3P4/5N2/PPP2PPP/RNBQKB1R b KQkq", "c": "B12p", "m": "e2e4 c7c6 d2d4 d7d5 e4e5 c8f5 g1f3"}
{"n": "QGD: Exchange, 6.Qc2 Be7 7.Nf3 g6 8.e3", "f": "rnbqk2r/pp2bp1p/2p2np1/3p2B1/3P4/2N1PN2/PPQ2PPP/R3KB1R b KQkq", "c": "D36e", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1g5 c7c6 d1c2 f8e7 g1f3 g7g6 e2e3"}
{"n": "English: Bremen, 3...g6", "f": "rnbqkb1r/pppp1p1p/5np1/4p3/2P5/2N3P1/PP1PPP1P/R1BQKBNR w KQkq", "c": "A24", "m": "c2c4 e7e5 b1c3 g8f6 g2g3 g7g6"}
{"n": "Sicilian: Taimanov, Szen, Hedgehog, 11.Be3", "f": "r1bq1rk1/4bppp/ppnppn2/8/2P1P3/N1N1B3/PP2BPPP/R2Q1RK1 b -", "c": "B44x", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 d4b5 d7d6 c2c4 g8f6 b1c3 a7a6 b5a3 f8e7 f1e2 e8g8 e1g1 b7b6 c1e3"}
{"n": "Indian: Mexican Defence, 3.Nf3 e6", "f": "r1bqkb1r/pppp1ppp/2n1pn2/8/2PP4/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "A50e", "m": "d2d4 g8f6 c2c4 b8c6 g1f3 e7e6"}
{"n": "Spanish: Closed, Chigorin, 12...Nc6 13.d5 Nd8 14.a4", "f": "r1bn1rk1/2q1bppp/p2p1n2/1ppPp3/P3P3/2P2N1P/1PBN1PP1/R1BQR1K1 b -", "c": "C98i", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 d8c7 b1d2 a5c6 d4d5 c6d8 a2a4"}
{"n": "Spanish: Archangelsk, 7.c3", "f": "r2qkb1r/1bpp1ppp/p1n2n2/1p2p3/4P3/1BP2N2/PP1P1PPP/RNBQ1RK1 b kq", "c": "C78r", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 b7b5 a4b3 c8b7 c2c3"}
{"n": "Queen's Indian: Petrosian, 4...c5", "f": "rnbqkb1r/p2p1ppp/1p2pn2/2p5/2PP4/P4N2/1P2PPPP/RNBQKB1R w KQkq", "c": "E12e", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 a2a3 c7c5"}
{"n": "King's Indian: S\u00e4misch, Orthodox, 7.d5 c6 8.Qd2 cxd5 9.cxd5 a6 10.Bd3", "f": "rnbq1rk1/1p3pbp/p2p1np1/3Pp3/4P3/2NBBP2/PP1Q2PP/R3K1NR b KQ", "c": "E88e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 d4d5 c7c6 d1d2 c6d5 c4d5 a7a6 f1d3"}
{"n": "Alekhine: Modern Variation", "f": "rnbqkb1r/ppp1pppp/3p4/3nP3/3P4/5N2/PPP2PPP/RNBQKB1R b KQkq", "c": "B04a", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 g1f3"}
{"n": "Sicilian: Alapin, 2...d5 3.exd5 Qxd5 4.d4 Nf6 5.Nf3 e6 6.Be2", "f": "rnb1kb1r/pp3ppp/4pn2/2pq4/3P4/2P2N2/PP2BPPP/RNBQK2R b KQkq", "c": "B22n", "m": "e2e4 c7c5 c2c3 d7d5 e4d5 d8d5 d2d4 g8f6 g1f3 e7e6 f1e2"}
{"n": "Sicilian: Taimanov, Four Knights, 6.Nxc6 bxc6 7.e5", "f": "r1bqkb1r/p2p1ppp/2p1pn2/4P3/8/2N5/PPP2PPP/R1BQKB1R b KQkq", "c": "B45l", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 g8f6 d4c6 b7c6 e4e5"}
{"n": "Sicilian: Najdorf, 6.f4 Qc7 7.Nf3 Nbd7 8.Bd3", "f": "r1b1kb1r/1pqnpppp/p2p1n2/8/4PP2/2NB1N2/PPP3PP/R1BQK2R b KQkq", "c": "B93j", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 f2f4 d8c7 d4f3 b8d7 f1d3"}
{"n": "Slav: Central, Main Line, 15.Nxc4", "f": "r3k2r/pp3ppp/n1p1p3/3q4/P1N5/8/1PK1Q1PP/R4B1R b kq", "c": "D17r", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 f3e5 e7e6 f2f3 f8b4 e2e4 f5e4 f3e4 f6e4 c1d2 d8d4 c3e4 d4e4 d1e2 b4d2 e1d2 e4d5 d2c2 b8a6 e5c4"}
{"n": "King's Indian: Fianchetto, Classical, 9.h3 Qb6 10.Re1 exd4", "f": "r1b2rk1/pp1n1pbp/1qpp1np1/8/2PpP3/2N2NPP/PP3PB1/R1BQR1K1 w -", "c": "E69m", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 c7c6 h2h3 d8b6 f1e1 e5d4"}
{"n": "French: Winawer, Alekhine Gambit, Kan Variation", "f": "r1bqk1nr/ppp2ppp/2n1p3/8/3Pp3/P1N5/1PP2PPP/R1BQKB1R w KQkq", "c": "C15r", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 g1e2 d5e4 a2a3 b4c3 e2c3 b8c6"}
{"n": "Russian Game: Cochrane Gambit", "f": "rnbqkb1r/ppp2Npp/3p1n2/8/4P3/8/PPPP1PPP/RNBQKB1R b KQkq", "c": "C42h", "m": "e2e4 e7e5 g1f3 g8f6 f3e5 d7d6 e5f7"}
{"n": "Philidor: Exchange Variation", "f": "rnbqkb1r/ppp2ppp/3p1n2/4P3/4P3/5N2/PPP2PPP/RNBQKB1R b KQkq", "c": "C41p", "m": "e2e4 e7e5 g1f3 d7d6 d2d4 g8f6 d4e5"}
{"n": "QGA: Classical, 8...Bb7 9.a4 b4", "f": "rn1qkb1r/1b3ppp/p3pn2/2p5/Pp1P4/1B2PN2/1P2QPPP/RNB2RK1 w kq", "c": "D29d", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 d1e2 b7b5 c4b3 c8b7 a2a4 b5b4"}
{"n": "QGD: Ragozin, Vienna Variation", "f": "rnbqk2r/ppp2ppp/4pn2/6B1/1bpP4/2N2N2/PP2PPPP/R2QKB1R w KQkq", "c": "D39a", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8b4 c1g5 d5c4"}
{"n": "Vienna: 3.Bc4 Nc6 4.d3 Bc5 5.f4", "f": "r1bqk2r/pppp1ppp/2n2n2/2b1p3/2B1PP2/2NP4/PPP3PP/R1BQK1NR b KQkq", "c": "C28i", "m": "e2e4 e7e5 b1c3 g8f6 f1c4 b8c6 d2d3 f8c5 f2f4"}
{"n": "Sicilian: Maroczy Bind, 5...Nf6 6.Nc3 d6 7.Be2 Nxd4 8.Qxd4 Bg7 9.Be3 O-O 10.Qd2 Be6 11.O-O", "f": "r2q1rk1/pp2ppbp/3pbnp1/8/2P1P3/2N1B3/PP1QBPPP/R4RK1 b -", "c": "B36q", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 g8f6 b1c3 d7d6 f1e2 c6d4 d1d4 f8g7 c1e3 e8g8 d4d2 c8e6 e1g1"}
{"n": "King's Indian: Fianchetto, Panno, 8.d5 Na5", "f": "r1bq1rk1/1pp1ppbp/p2p1np1/n2P4/2P5/2N2NP1/PP2PPBP/R1BQ1RK1 w -", "c": "E63m", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8c6 e1g1 a7a6 d4d5 c6a5"}
{"n": "Alekhine: Scandinavian, 3.e5 Nfd7", "f": "rnbqkb1r/pppnpppp/8/3pP3/8/2N5/PPPP1PPP/R1BQKBNR w KQkq", "c": "B02f", "m": "e2e4 g8f6 b1c3 d7d5 e4e5 f6d7"}
{"n": "Sicilian: Smith-Morra, 4.Nxc3 e6", "f": "rnbqkbnr/pp1p1ppp/4p3/8/4P3/2N5/PP3PPP/R1BQKBNR w KQkq", "c": "B21u", "m": "e2e4 c7c5 d2d4 c5d4 c2c3 d4c3 b1c3 e7e6"}
{"n": "Semi-Slav: 4.cxd5 exd5 5.Nf3 Bf5", "f": "rn1qkbnr/pp3ppp/2p5/3p1b2/3P4/2N2N2/PP2PPPP/R1BQKB1R w KQkq", "c": "D31l", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c6 c4d5 e6d5 g1f3 c8f5"}
{"n": "Indian: 2.Bf4", "f": "rnbqkb1r/pppppppp/5n2/8/3P1B2/8/PPP1PPPP/RN1QKBNR b KQkq", "c": "A45g", "m": "d2d4 g8f6 c1f4"}
{"n": "Russian Game: Modern Attack, 3...Nxe4 4.Bd3 Nc6 5.Bxe4", "f": "r1bqkb1r/pppp1ppp/2n5/4p3/3PB3/5N2/PPP2PPP/RNBQK2R b KQkq", "c": "C43h", "m": "e2e4 e7e5 g1f3 g8f6 d2d4 f6e4 f1d3 b8c6 d3e4"}
{"n": "Pirc: Classical, 5.Be2 O-O 6.O-O Bg4 7.Be3 Nc6 8.Qd2 e5", "f": "r2q1rk1/ppp2pbp/2np1np1/4p3/3PP1b1/2N1BN2/PPPQBPPP/R4RK1 w -", "c": "B08v", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 g1f3 f8g7 f1e2 e8g8 e1g1 c8g4 c1e3 b8c6 d1d2 e7e5"}
{"n": "King's Indian: Fianchetto, Yugoslav, 7.O-O Nbd7", "f": "r1bq1rk1/pp1nppbp/3p1np1/2p5/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 w -", "c": "E65c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 c7c5 e1g1 b8d7"}
{"n": "Neo-Old Indian: 2.g3", "f": "rnbqkbnr/ppp1pppp/3p4/8/3P4/6P1/PPP1PP1P/RNBQKBNR b KQkq", "c": "A41c", "m": "d2d4 d7d6 g2g3"}
{"n": "Caro-Kann: Classical, 6.N1e2", "f": "rn1qkbnr/pp2pppp/2p3b1/8/3P4/6N1/PPP1NPPP/R1BQKB1R b KQkq", "c": "B18h", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 c8f5 e4g3 f5g6 g1e2"}
{"n": "Vienna: 3.Bc4 Nc6 4.d3 Na5", "f": "r1bqkb1r/pppp1ppp/5n2/n3p3/2B1P3/2NP4/PPP2PPP/R1BQK1NR w KQkq", "c": "C28e", "m": "e2e4 e7e5 b1c3 g8f6 f1c4 b8c6 d2d3 c6a5"}
{"n": "Pirc: Austrian, 5...c5 6.Bb5+ Bd7 7.e5 Ng4 8.e6", "f": "rn1qk2r/pp1bppbp/3pP1p1/1Bp5/3P1Pn1/2N2N2/PPP3PP/R1BQK2R b KQkq", "c": "B09w", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 f2f4 f8g7 g1f3 c7c5 f1b5 c8d7 e4e5 f6g4 e5e6"}
{"n": "Sicilian: Accelerated Pterodactyl, 4.dxc5 Qa5+ 5.Nc3", "f": "rnb1k1nr/pp1pppbp/6p1/q1P5/4P3/2N2N2/PPP2PPP/R1BQKB1R b KQkq", "c": "B27p", "m": "e2e4 c7c5 g1f3 g7g6 d2d4 f8g7 d4c5 d8a5 b1c3"}
{"n": "Scandinavian: 2...Qxd5 3.Nc3 Qa5", "f": "rnb1kbnr/ppp1pppp/8/q7/8/2N5/PPPP1PPP/R1BQKBNR w KQkq", "c": "B01e", "m": "e2e4 d7d5 e4d5 d8d5 b1c3 d5a5"}
{"n": "French: Winawer, Russian Variation", "f": "rnbqk1nr/pp3ppp/4p3/2ppP3/1b1P2Q1/2N5/PPP2PPP/R1B1KBNR b KQkq", "c": "C17c", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 d1g4"}
{"n": "Spanish: Closed, Exchange, 7.Qe1", "f": "r1bqk2r/1pp1bppp/p1p2n2/4p3/4P3/5N2/PPPP1PPP/RNB1QRK1 b kq", "c": "C85f", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 a4c6 d7c6 d1e1"}
{"n": "Caro-Kann: Exchange, 4.Bd3 Nc6 5.c3 Nf6 6.Nf3", "f": "r1bqkb1r/pp2pppp/2n2n2/3p4/3P4/2PB1N2/PP3PPP/RNBQK2R b KQkq", "c": "B13i", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 f1d3 b8c6 c2c3 g8f6 g1f3"}
{"n": "Neo-Gr\u00fcnfeld, 6.O-O c6 7.b3 Ne4", "f": "rnbq1rk1/pp2ppbp/2p3p1/3p4/2PPn3/1P3NP1/P3PPBP/RNBQ1RK1 w -", "c": "D78q", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 e1g1 c7c6 b2b3 f6e4"}
{"n": "Neo-Old Indian: Modern, 3.Nc3 Bg7 4.Nf3 Bf4", "f": "rn1qk1nr/ppp1ppbp/3p2p1/8/2PP2b1/2N2N2/PP2PPPP/R1BQKB1R w KQkq", "c": "A41v", "m": "d2d4 d7d6 c2c4 g7g6 b1c3 f8g7 g1f3 c8g4"}
{"n": "Philidor: Nimzowitsch Variation", "f": "rnbqkb1r/ppp2ppp/3p1n2/4p3/3PP3/5N2/PPP2PPP/RNBQKB1R w KQkq", "c": "C41o", "m": "e2e4 e7e5 g1f3 d7d6 d2d4 g8f6"}
{"n": "English: Symmetrical", "f": "rnbqkbnr/pp1ppppp/8/2p5/2P5/2N5/PP1PPPPP/R1BQKBNR b KQkq", "c": "A34", "m": "c2c4 c7c5 b1c3"}
{"n": "Spanish: Open, St. Petersburg Variation", "f": "r2qk2r/2p2ppp/p1n1b3/1pbpP3/4n3/1BP2N2/PP1N1PPP/R1BQ1RK1 b kq", "c": "C82k", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 d2d4 b7b5 a4b3 d7d5 d4e5 c8e6 c2c3 f8c5 b1d2"}
{"n": "French: Tarrasch, Guimard, 4.Ngf3 Nf6 5.e5", "f": "r1bqkb1r/ppp2ppp/2n1pn2/3pP3/3P4/5N2/PPPN1PPP/R1BQKB1R b KQkq", "c": "C04b", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 b8c6 g1f3 g8f6 e4e5"}
{"n": "QGD: 6.Nf3 b6 7.Be2", "f": "rnbq1rk1/p1p1bppp/1p2pn2/3p2B1/2PP4/2N1PN2/PP2BPPP/R2QK2R b KQ", "c": "D55d", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 b7b6 f1e2"}
{"n": "King's Indian: S\u00e4misch, 5...O-O 6.Be3 c5", "f": "rnbq1rk1/pp2ppbp/3p1np1/2p5/2PPP3/2N1BP2/PP4PP/R2QKBNR w KQ", "c": "E81m", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 c7c5"}
{"n": "Modern: 3.Nc3", "f": "rnbqk1nr/ppp1ppbp/3p2p1/8/3PP3/2N5/PPP2PPP/R1BQKBNR w KQkq", "c": "B06m", "m": "e2e4 g7g6 d2d4 f8g7 b1c3 d7d6"}
{"n": "Vienna Gambit: 5.Nf3 Bg4", "f": "rn1qkb1r/ppp2ppp/8/3pP3/4n1b1/2N2N2/PPPP2PP/R1BQKB1R w KQkq", "c": "C29o", "m": "e2e4 e7e5 b1c3 g8f6 f2f4 d7d5 f4e5 f6e4 g1f3 c8g4"}
{"n": "QGD: Exchange, 5.Bg5 Be7 6.e3", "f": "rnbqk2r/ppp1bppp/5n2/3p2B1/3P4/2N1P3/PP3PPP/R2QKBNR b KQkq", "c": "D35j", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1g5 f8e7 e2e3"}
{"n": "English: Symmetrical, 5.Nf3 e5 6.O-O d6 7.d3", "f": "r1bqk1nr/pp3pbp/2np2p1/2p1p3/2P5/2NP1NP1/PP2PPBP/R1BQ1RK1 b kq", "c": "A37v", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 e7e5 e1g1 d7d6 d2d3"}
{"n": "Sicilian: Pelikan, 7.Bg5", "f": "r1bqkb1r/pp3ppp/2np1n2/1N2p1B1/4P3/2N5/PPP2PPP/R2QKB1R b KQkq", "c": "B33i", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e5 d4b5 d7d6 c1g5"}
{"n": "Neo-Indian: Blumenfeld/Benoni", "f": "rnbqkb1r/pp1p1ppp/4pn2/2p5/2PP4/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "E10g", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 c7c5"}
{"n": "King's Indian: Petrosian, Stein, 8.Bg5 h6 9.Bh4 Na6", "f": "r1bq1rk1/1pp2pb1/n2p1npp/p2Pp3/2P1P2B/2N2N2/PP2BPPP/R2QK2R w KQ", "c": "E92t", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 d4d5 a7a5 c1g5 h7h6 g5h4 b8a6"}
{"n": "QGA: Linares Variation", "f": "rnbqkb1r/p3pppp/5n2/1ppP4/2p1P3/2N5/PP3PPP/R1BQKBNR w KQkq", "c": "D20u", "m": "d2d4 d7d5 c2c4 d5c4 e2e4 c7c5 d4d5 g8f6 b1c3 b7b5"}
{"n": "Vienna: 2...Nf6", "f": "rnbqkb1r/pppp1ppp/5n2/4p3/4P3/2N5/PPPP1PPP/R1BQKBNR w KQkq", "c": "C26a", "m": "e2e4 e7e5 b1c3 g8f6"}
{"n": "Vienna: 3.Bc4 Nxe4 4.Qh5 Nd6 5.Bb3 Be7", "f": "rnbqk2r/ppppbppp/3n4/4p2Q/8/1BN5/PPPP1PPP/R1B1K1NR w KQkq", "c": "C27f", "m": "e2e4 e7e5 b1c3 g8f6 f1c4 f6e4 d1h5 e4d6 c4b3 f8e7"}
{"n": "Old Benoni: 2.d5 e6 3.c4", "f": "rnbqkbnr/pp1p1ppp/4p3/2pP4/2P5/8/PP2PPPP/RNBQKBNR b KQkq", "c": "A43h", "m": "d2d4 c7c5 d4d5 e7e6 c2c4"}
{"n": "Sicilian: Dragon, Yugoslav, 7.f3 O-O", "f": "rnbq1rk1/pp2ppbp/3p1np1/8/3NP3/2N1BP2/PPP3PP/R2QKB1R w KQ", "c": "B76a", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8"}
{"n": "QGD: Exchange, Main Line, 9.Nf3 Re8 10.O-O Nf8", "f": "r1bqrnk1/pp2bppp/2p2n2/3p2B1/3P4/2NBPN2/PPQ2PPP/R4RK1 w -", "c": "D36u", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1g5 c7c6 d1c2 f8e7 e2e3 b8d7 f1d3 e8g8 g1f3 f8e8 e1g1 d7f8"}
{"n": "Caro-Kann: Classical, Spassky, 10.Qxd3 Qc7 11.Bd2 e6", "f": "r3kbnr/ppqn1pp1/2p1p2p/7P/3P4/3Q1NN1/PPPB1PP1/R3K2R w KQkq", "c": "B19o", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 c8f5 e4g3 f5g6 h2h4 h7h6 g1f3 b8d7 h4h5 g6h7 f1d3 h7d3 d1d3 d8c7 c1d2 e7e6"}
{"n": "Sicilian: Najdorf, 7.f4 Nbd7 8.Qf3 Qc7 9.O-O-O b5 10.Bd3", "f": "r1b1kb1r/2qn1ppp/p2ppn2/1p4B1/3NPP2/2NB1Q2/PPP3PP/2KR3R b kq", "c": "B96l", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 b8d7 d1f3 d8c7 e1c1 b7b5 f1d3"}
{"n": "Semi-Slav: Chigorin, Main Line, 10...h6", "f": "r1bq1rk1/pp1n1pp1/2pbp2p/8/2PPB3/5N2/PP3PPP/R1BQ1RK1 w -", "c": "D46r", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 f8d6 e1g1 e8g8 e3e4 d5e4 c3e4 f6e4 d3e4 h7h6"}
{"n": "King's Indian: 5.Nf3 Bg4", "f": "rn1qk2r/ppp1ppbp/3p1np1/8/2PPP1b1/2N2N2/PP3PPP/R1BQKB1R w KQkq", "c": "E90b", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 c8g4"}
{"n": "Sicilian: Najdorf, 6.f4 e5 7.Nf3 Nbd7 8.a4 Be7 9.Bd3 O-O 10.O-O Nc5", "f": "r1bq1rk1/1p2bppp/p2p1n2/2n1p3/P3PP2/2NB1N2/1PP3PP/R1BQ1RK1 w -", "c": "B93t", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 f2f4 e7e5 d4f3 b8d7 a2a4 f8e7 f1d3 e8g8 e1g1 d7c5"}
{"n": "Spanish: Closed, Chigorin, 10.Bc2", "f": "r1bq1rk1/2p1bppp/p2p1n2/np2p3/4P3/2P2N1P/PPBP1PP1/RNBQR1K1 b -", "c": "C96b", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2"}
{"n": "Bogo-Indian: Vitolins, 6.g3", "f": "rnbqk2r/pp1p1ppp/4pn2/8/1pPP4/5NP1/PP2PP1P/RN1QKB1R b KQkq", "c": "E11k", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 f8b4 c1d2 c7c5 d2b4 c5b4 g2g3"}
{"n": "King's Indian: S\u00e4misch, 5...e5 6.Nge2", "f": "rnbqk2r/ppp2pbp/3p1np1/4p3/2PPP3/2N2P2/PP2N1PP/R1BQKB1R b KQkq", "c": "E80f", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e7e5 g1e2"}
{"n": "Sicilian: Lowenthal, Kalashnikov, Main Line, 9.Be2", "f": "r2qk1nr/1p2bppp/p1npb3/4p3/2P1P3/N1N5/PP2BPPP/R1BQK2R b KQkq", "c": "B32y", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 e7e5 d4b5 d7d6 c2c4 f8e7 b1c3 a7a6 b5a3 c8e6 f1e2"}
{"n": "QGA: Classical, 6...a6", "f": "rnbqkb1r/1p3ppp/p3pn2/2p5/2BP4/4PN2/PP3PPP/RNBQ1RK1 w kq", "c": "D27a", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6"}
{"n": "Slav: Exchange, 5.Nc3 a6", "f": "rnbqkb1r/1p2pppp/p4n2/3p4/3P4/2N2N2/PP2PPPP/R1BQKB1R w KQkq", "c": "D13e", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 c4d5 c6d5 b1c3 a7a6"}
{"n": "Spanish: Closed, Bogoljubow, 10.d5", "f": "r2q1rk1/2p1bppp/p1np1n2/1p1Pp3/4P1b1/1BP2N2/PP3PPP/RNBQR1K1 b -", "c": "C91e", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 d2d4 c8g4 d4d5"}
{"n": "Sicilian: 2.Nf3 d6 3.c3 Nf6 4.Be2 Nc6", "f": "r1bqkb1r/pp2pppp/2np1n2/2p5/4P3/2P2N2/PP1PBPPP/RNBQK2R w KQkq", "c": "B50t", "m": "e2e4 c7c5 g1f3 d7d6 c2c3 g8f6 f1e2 b8c6"}
{"n": "King's Indian: 4.g3 O-O", "f": "rnbq1rk1/ppppppbp/5np1/8/2PP4/2N3P1/PP2PP1P/R1BQKBNR w KQ", "c": "E61g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g2g3 e8g8"}
{"n": "QGD: 4.Bg5 Be7 5.Nf3 h6 6.Bxf6 Bxf6", "f": "rnbqk2r/ppp2pp1/4pb1p/3p4/2PP4/2N2N2/PP2PPPP/R2QKB1R w KQkq", "c": "D53f", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 g1f3 h7h6 g5f6 e7f6"}
{"n": "Scandinavian: 2...Qxd5, Main Line, 6.Bc4", "f": "rnb1kb1r/pp2pppp/2p2n2/q7/2BP4/2N2N2/PPP2PPP/R1BQK2R b KQkq", "c": "B01n", "m": "e2e4 d7d5 e4d5 d8d5 b1c3 d5a5 d2d4 g8f6 g1f3 c7c6 f1c4"}
{"n": "Spanish: Exchange, Alekhine Variation", "f": "r3kbnr/1ppb1ppp/p1p5/8/3NP3/8/PPP2PPP/RNB1K2R w KQkq", "c": "C68f", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5c6 d7c6 d2d4 e5d4 d1d4 d8d4 f3d4 c8d7"}
{"n": "Catalan: Closed, 7.Qc2 c6 8.b3 b6", "f": "r1bq1rk1/p2nbppp/1pp1pn2/3p4/2PP4/1P3NP1/P1Q1PPBP/RNB2RK1 w -", "c": "E08m", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 f8e7 g1f3 e8g8 e1g1 b8d7 d1c2 c7c6 b2b3 b7b6"}
{"n": "QGA: Mannheim, 4...Nc6", "f": "r1bqkb1r/ppp1pppp/2n2n2/8/Q1pP4/2N2N2/PP2PPPP/R1B1KB1R b KQkq", "c": "D23e", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 d1a4 b8c6 b1c3"}
{"n": "Catalan: Open, 5.Nf3 a6 6.O-O Nc6", "f": "r1bqkb1r/1pp2ppp/p1n1pn2/8/2pP4/5NP1/PP2PPBP/RNBQ1RK1 w kq", "c": "E04i", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 a7a6 e1g1 b8c6"}
{"n": "Sicilian: Kan, 5.Bd3 Nf6 6.O-O d6", "f": "rnbqkb1r/1p3ppp/p2ppn2/8/3NP3/3B4/PPP2PPP/RNBQ1RK1 w kq", "c": "B42i", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 a7a6 f1d3 g8f6 e1g1 d7d6"}
{"n": "Indian: 2.Nf3 b5", "f": "rnbqkb1r/p1pppppp/5n2/1p6/3P4/5N2/PPP1PPPP/RNBQKB1R w KQkq", "c": "A46b", "m": "d2d4 g8f6 g1f3 b7b5"}
{"n": "Nimzo-Indian: Classical, Pirc, 6.Nf3 Na6 7.g3", "f": "r1bq1rk1/pp1p1ppp/n3pn2/2P5/1bP5/2N2NP1/PPQ1PP1P/R1B1KB1R b KQ", "c": "E39h", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 c7c5 d4c5 e8g8 g1f3 b8a6 g2g3"}
{"n": "French: Burn, 6.Bxf6 Bxf6", "f": "rnbqk2r/ppp2ppp/4pb2/8/3PN3/8/PPP2PPP/R2QKBNR w KQkq", "c": "C11t", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 d5e4 c3e4 f8e7 g5f6 e7f6"}
{"n": "Nimzo-Indian: Classical, Pirc, 6.a3 Bxc5 7.Nf3 b6", "f": "rnbq1rk1/p2p1ppp/1p2pn2/2b5/2P5/P1N2N2/1PQ1PPPP/R1B1KB1R w KQ", "c": "E39l", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 c7c5 d4c5 e8g8 a2a3 b4c5 g1f3 b7b6"}
{"n": "Spanish: Closed, Pilnik, 9...h6", "f": "r1bq1rk1/2p1bpp1/p1np1n1p/1p2p3/4P3/1BPP1N2/PP3PPP/RNBQR1K1 w -", "c": "C90f", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 d2d3 h7h6"}
{"n": "French: Advance, Paulsen", "f": "r1bqkbnr/pp3ppp/2n1p3/2ppP3/3P4/2P2N2/PP3PPP/RNBQKB1R b KQkq", "c": "C02l", "m": "e2e4 e7e6 d2d4 d7d5 e4e5 c7c5 c2c3 b8c6 g1f3"}
{"n": "QGD: Exchange, Main Line, 9.Nf3 Re8 10.O-O", "f": "r1bqr1k1/pp1nbppp/2p2n2/3p2B1/3P4/2NBPN2/PPQ2PPP/R4RK1 b -", "c": "D36s", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1g5 c7c6 d1c2 f8e7 e2e3 b8d7 f1d3 e8g8 g1f3 f8e8 e1g1"}
{"n": "Semi-Slav: Meran, 8...a6 9.O-O", "f": "r1bqkb1r/3n1ppp/p1p1pn2/1p6/3P4/2NBPN2/PP3PPP/R1BQ1RK1 b kq", "c": "D48c", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 a7a6 e1g1"}
{"n": "Sicilian: Najdorf, Main Line, 10.Bd3 h6 11.Bh4", "f": "r1b1k2r/1pqnbpp1/p2ppn1p/8/3NPP1B/2NB1Q2/PPP3PP/2KR3R b kq", "c": "B99h", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7 d1f3 d8c7 e1c1 b8d7 f1d3 h7h6 g5h4"}
{"n": "Sicilian: Maroczy Bind, 6.Nb3", "f": "r1bqk1nr/pp1pppbp/2n3p1/8/2P1P3/1N6/PP3PPP/RNBQKB1R b KQkq", "c": "B37b", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 d4b3"}
{"n": "QGD: 4.Bg5 Be7 5.e3 h6", "f": "rnbqk2r/ppp1bpp1/4pn1p/3p2B1/2PP4/2N1P3/PP3PPP/R2QKBNR w KQkq", "c": "D53t", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 h7h6"}
{"n": "French: Advance, Steinitz", "f": "rnbqkbnr/pp3ppp/4p3/2PpP3/8/8/PPP2PPP/RNBQKBNR b KQkq", "c": "C02d", "m": "e2e4 e7e6 d2d4 d7d5 e4e5 c7c5 d4c5"}
{"n": "QGD: Semi-Tarrasch, 5.e3 Nc6 6.a3 Ne4", "f": "r1bqkb1r/pp3ppp/2n1p3/2pp4/2PPn3/P1N1PN2/1P3PPP/R1BQKB1R w KQkq", "c": "D40j", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 e2e3 b8c6 a2a3 f6e4"}
{"n": "King's Indian: Mar del Plata, 8.Be3", "f": "r1bq1rk1/ppp2pbp/2np1np1/4p3/2PPP3/2N1BN2/PP2BPPP/R2Q1RK1 b -", "c": "E97c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 c1e3"}
{"n": "Queen's Indian: Petrosian, 4...Ba6 5.Qc2 Bb7", "f": "rn1qkb1r/pbpp1ppp/1p2pn2/8/2PP4/P4N2/1PQ1PPPP/RNB1KB1R w KQkq", "c": "E12h", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 a2a3 c8a6 d1c2 a6b7"}
{"n": "King's Indian: S\u00e4misch, 5...O-O 6.Be3 Nbd7 7.Qd2 c5", "f": "r1bq1rk1/pp1nppbp/3p1np1/2p5/2PPP3/2N1BP2/PP1Q2PP/R3KBNR w KQ", "c": "E81s", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b8d7 d1d2 c7c5"}
{"n": "King's Indian: 6.Be2 Nc6 7.d5", "f": "r1bq1rk1/ppp1ppbp/2np1np1/3P4/2P1P3/2N2N2/PP2BPPP/R1BQK2R b KQ", "c": "E91p", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 b8c6 d4d5"}
{"n": "Benoni: 2...c5 3.e3 g6 4.Nc3", "f": "rnbqkb1r/pp1ppp1p/5np1/2p5/2PP4/2N1P3/PP3PPP/R1BQKBNR b KQkq", "c": "A56d", "m": "d2d4 g8f6 c2c4 c7c5 e2e3 g7g6 b1c3"}
{"n": "Benoni: 4.Nc3 exd5 5.Nxd5", "f": "rnbqkb1r/pp1p1ppp/5n2/2pN4/2P5/8/PP2PPPP/R1BQKBNR b KQkq", "c": "A60h", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c3d5"}
{"n": "Caro-Kann: Classical, 7.Nf3 Nd7", "f": "r2qkbnr/pp1nppp1/2p3bp/8/3P3P/5NN1/PPP2PP1/R1BQKB1R w KQkq", "c": "B19g", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 c8f5 e4g3 f5g6 h2h4 h7h6 g1f3 b8d7"}
{"n": "Sicilian: Pelikan/Sveshnikov, 6.Nbd5", "f": "r1bqkb1r/pp1p1ppp/2n2n2/1N2p3/4P3/2N5/PPP2PPP/R1BQKB1R b KQkq", "c": "B33e", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e5 d4b5"}
{"n": "Sicilian: Najdorf, 7.f4 h6", "f": "rnbqkb1r/1p3pp1/p2ppn1p/6B1/3NPP2/2N5/PPP3PP/R2QKB1R w KQkq", "c": "B96b", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 h7h6"}
{"n": "Caro-Kann: Classical, 6.Nf3 Nd7 7.Bd3 e6", "f": "r2qkbnr/pp1n1ppp/2p1p1b1/8/3P4/3B1NN1/PPP2PPP/R1BQK2R w KQkq", "c": "B18o", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 c8f5 e4g3 f5g6 g1f3 b8d7 f1d3 e7e6"}
{"n": "Queen's Indian: 4.e3 Bb7 5.Bd3 d5 6.O-O Bd6 7.Nc3", "f": "rn1qk2r/pbp2ppp/1p1bpn2/3p4/2PP4/2NBPN2/PP3PPP/R1BQ1RK1 b kq", "c": "E14p", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 e2e3 c8b7 f1d3 d7d5 e1g1 f8d6 b1c3"}
{"n": "Queen's Indian: Opovcensky, 7...Bf6", "f": "rn1qk2r/pbpp1ppp/1p2pb2/8/2PPn3/2N2NP1/PP1BPPBP/R2QK2R w KQkq", "c": "E17k", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 b1c3 f6e4 c1d2 e7f6"}
{"n": "Semi-Slav: Botvinnik, Alatortsev Variation", "f": "rnbqkb1r/p4p2/2p1p2p/1p1nP1N1/2pP3B/2N5/PP3PPP/R2QKB1R w KQkq", "c": "D44i", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 c1g5 d5c4 e2e4 b7b5 e4e5 h7h6 g5h4 g7g5 f3g5 f6d5"}
{"n": "Four Knights: Symmetrical, Pillsbury Variation", "f": "r1bq1rk1/ppp1nppp/3p1n2/1B2p1B1/1b2P3/2NP1N2/PPP2PPP/R2Q1RK1 w -", "c": "C49k", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 f1b5 f8b4 e1g1 e8g8 d2d3 d7d6 c1g5 c6e7"}
{"n": "Sicilian: Najdorf, 6.Be3 e5 7.Nb3 Be6 8.f3 Be7 9.Qd2", "f": "r2qkb1r/1p1n1ppp/p2pbn2/4p3/4P3/1NN1BP2/PPPQ2PP/R3KB1R b KQkq", "c": "B90t", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1e3 e7e5 d4b3 c8e6 f2f3 b8d7 d1d2"}
{"n": "Sicilian: Najdorf, 6.Be3", "f": "rnbqkb1r/1p2pppp/p2p1n2/8/3NP3/2N1B3/PPP2PPP/R2QKB1R b KQkq", "c": "B90g", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1e3"}
{"n": "Sicilian, Taimanov, Szen, 7.N1c3 a6 8.Na3 b6", "f": "r1bqkb1r/5ppp/ppnppn2/8/2P1P3/N1N5/PP3PPP/R1BQKB1R w KQkq", "c": "B44s", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 d4b5 d7d6 c2c4 g8f6 b1c3 a7a6 b5a3 b7b6"}
{"n": "Russian Game: Modern Attack, 3...Nxe4 4.Bd3 d5", "f": "rnbqkb1r/ppp2ppp/8/3pp3/3Pn3/3B1N2/PPP2PPP/RNBQK2R w KQkq", "c": "C43i", "m": "e2e4 e7e5 g1f3 g8f6 d2d4 f6e4 f1d3 d7d5"}
{"n": "Sicilian: Richter-Rauzer, Larsen, Main Line", "f": "2r1kb1r/pp1bpppp/3p1n2/q5B1/3QP3/2N5/PPP2PPP/2KR1B1R w k", "c": "B61g", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 c8d7 d1d2 a8c8 e1c1 c6d4 d2d4 d8a5"}
{"n": "Slav: Czech Defence", "f": "rn1qkb1r/pp2pppp/2p2n2/5b2/P1pP4/2N2N2/1P2PPPP/R1BQKB1R w KQkq", "c": "D17a", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5"}
{"n": "Scotch: 4.Nxd4 Nf6 5.Nxc6 bxc6 6.Bd3", "f": "r1bqkb1r/p1pp1ppp/2p2n2/8/4P3/3B4/PPP2PPP/RNBQK2R b KQkq", "c": "C45i", "m": "e2e4 e7e5 g1f3 b8c6 d2d4 e5d4 f3d4 g8f6 d4c6 b7c6 f1d3"}
{"n": "King's Indian: Averbakh, 6...c5 7.d5 h6 8.Be3 e6 9.Qd2", "f": "rnbq1rk1/pp3pb1/3ppnpp/2pP4/2P1P3/2N1B3/PP1QBPPP/R3K1NR b KQ", "c": "E74m", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 c7c5 d4d5 h7h6 g5e3 e7e6 d1d2"}
{"n": "Neo-Gr\u00fcnfeld, 6.O-O c6 7.b3 Bf5", "f": "rn1q1rk1/pp2ppbp/2p2np1/3p1b2/2PP4/1P3NP1/P3PPBP/RNBQ1RK1 w -", "c": "D78p", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 e1g1 c7c6 b2b3 c8f5"}
{"n": "Sicilian: Kan, 5.Nc3 b5", "f": "rnbqkbnr/3p1ppp/p3p3/1p6/3NP3/2N5/PPP2PPP/R1BQKB1R w KQkq", "c": "B43c", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 a7a6 b1c3 b7b5"}
{"n": "QGD: Tartakower, 8.cxd5 Nxd5 9.Bxe7 Qxe7 10.Nxd5", "f": "rnb2rk1/p1p1qpp1/1p2p2p/3N4/3P4/4PN2/PP3PPP/R2QKB1R b KQ", "c": "D59i", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5h4 b7b6 c4d5 f6d5 h4e7 d8e7 c3d5"}
{"n": "Benoni: S\u00e4misch (6.e4 g6 7.f3)", "f": "rnbqkb1r/pp3p1p/3p1np1/2pP4/4P3/2N2P2/PP4PP/R1BQKBNR b KQkq", "c": "A65k", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f3"}
{"n": "QGD: Tarrasch without Nc3: 5.g3", "f": "rnbqkbnr/pp3ppp/8/2pp4/3P4/5NP1/PP2PP1P/RNBQKB1R b KQkq", "c": "D30i", "m": "d2d4 d7d5 c2c4 e7e6 g1f3 c7c5 c4d5 e6d5 g2g3"}
{"n": "King's Indian: S\u00e4misch, Orthodox Main Line, 9...a6", "f": "rnbq1rk1/1p3pbp/p2p1np1/3Pp3/4P3/2N1BP2/PP2N1PP/R2QKB1R w KQ", "c": "E89b", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 d4d5 c7c6 g1e2 c6d5 c4d5 a7a6"}
{"n": "QGD: Tartakower, 8.Bd3 Bb7 9.O-O Nbd7 10.Qe2 c5", "f": "r2q1rk1/pb1nbpp1/1p2pn1p/2pp4/2PP3B/2NBPN2/PP2QPPP/R4RK1 w -", "c": "D58j", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5h4 b7b6 f1d3 c8b7 e1g1 b8d7 d1e2 c7c5"}
{"n": "Queen's Pawn: 2.Nf3 Nf6", "f": "rnbqkb1r/ppp1pppp/5n2/3p4/3P4/5N2/PPP1PPPP/RNBQKB1R w KQkq", "c": "D02k", "m": "d2d4 d7d5 g1f3 g8f6"}
{"n": "Catalan: Closed, Main Line, 9.e4 Bb7 10.b3 Rc8 11.Bb2 Qc7", "f": "2r2rk1/pbqnbppp/1pp1pn2/3p4/2PPP3/1P3NP1/PBQN1PBP/R4RK1 w -", "c": "E09p", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 f8e7 g1f3 e8g8 e1g1 b8d7 d1c2 c7c6 b1d2 b7b6 e2e4 c8b7 b2b3 a8c8 c1b2 d8c7"}
{"n": "King's Indian: Fianchetto with 6...Nd7", "f": "r1bq1rk1/pppnppbp/3p1np1/8/2PP4/2N2NP1/PP2PPBP/R1BQK2R w KQ", "c": "E67a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7"}
{"n": "French: Tarrasch, Open, 4.dxc5", "f": "rnbqkbnr/pp3ppp/4p3/2Pp4/4P3/8/PPPN1PPP/R1BQKBNR b KQkq", "c": "C07c", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 d4c5"}
{"n": "Catalan: Closed, 7.Qc2 c6 8.Rd1", "f": "r1bq1rk1/pp1nbppp/2p1pn2/3p4/2PP4/5NP1/PPQ1PPBP/RNBR2K1 b -", "c": "E08e", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 f8e7 g1f3 e8g8 e1g1 b8d7 d1c2 c7c6 f1d1"}
{"n": "Sicilian: Najdorf, Poisoned Pawn, 8.Nb3", "f": "rnb1kb1r/1p3ppp/pq1ppn2/6B1/4PP2/1NN5/PPP3PP/R2QKB1R b KQkq", "c": "B97e", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 d8b6 d4b3"}
{"n": "Sicilian, Chekhover, 4...a6 5.Be3", "f": "rnbqkbnr/1p2pppp/p2p4/8/3QP3/4BN2/PPP2PPP/RN2KB1R b KQkq", "c": "B53g", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 d1d4 a7a6 c1e3"}
{"n": "Caro-Kann: 4.Nxe4", "f": "rnbqkbnr/pp2pppp/2p5/8/3PN3/8/PPP2PPP/R1BQKBNR b KQkq", "c": "B15q", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4"}
{"n": "Caro-Kann: Exchange, 4.Bd3 Nc6 5.c3 Nf6", "f": "r1bqkb1r/pp2pppp/2n2n2/3p4/3P4/2PB4/PP3PPP/RNBQK1NR w KQkq", "c": "B13h", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 f1d3 b8c6 c2c3 g8f6"}
{"n": "Sicilian, Chekhover, 4...Nc6 5.Bb5 Bd7 6.Bxc6 Bxc6", "f": "r2qkbnr/pp2pppp/2bp4/8/3QP3/5N2/PPP2PPP/RNB1K2R w KQkq", "c": "B53o", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 d1d4 b8c6 f1b5 c8d7 b5c6 d7c6"}
{"n": "Two Knights Defence", "f": "r1bqkb1r/pppp1ppp/2n2n2/4p3/2B1P3/5N2/PPPP1PPP/RNBQK2R w KQkq", "c": "C55a", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6"}
{"n": "Sicilian: 2...Nc6 3.d4 cxd4", "f": "r1bqkbnr/pp1ppppp/2n5/8/3pP3/5N2/PPP2PPP/RNBQKB1R w KQkq", "c": "B32b", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4"}
{"n": "French: Chatard-Alekhine, Breyer Variation", "f": "rnbqk2r/pp1nbppp/4p3/2ppP1B1/3P3P/2N5/PPP2PP1/R2QKBNR w KQkq", "c": "C13p", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8e7 e4e5 f6d7 h2h4 c7c5"}
{"n": "Catalan: Closed, 7.Qc2 c6 8.b3 b6 9.Rd1 Bb7 10.Nc3 Rc8", "f": "2rq1rk1/pb1nbppp/1pp1pn2/3p4/2PP4/1PN2NP1/P1Q1PPBP/R1BR2K1 w -", "c": "E08q", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 f8e7 g1f3 e8g8 e1g1 b8d7 d1c2 c7c6 b2b3 b7b6 f1d1 c8b7 b1c3 a8c8"}
{"n": "French: Tarrasch, Haberditz Variation", "f": "rnbqkbnr/ppp3pp/4p3/3p1p2/3PP3/8/PPPN1PPP/R1BQKBNR w KQkq", "c": "C03b", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 f7f5"}
{"n": "Queen's Indian: 7.Nc3 d5 8.cxd5 exd5", "f": "rn1q1rk1/pbp1bppp/1p3n2/3p4/3P4/2N2NP1/PP2PPBP/R1BQ1RK1 w -", "c": "E18f", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 d7d5 c4d5 e6d5"}
{"n": "Slav: 3.Nc3 dxc4 4.e4", "f": "rnbqkbnr/pp2pppp/2p5/8/2pPP3/2N5/PP3PPP/R1BQKBNR b KQkq", "c": "D10p", "m": "d2d4 d7d5 c2c4 c7c6 b1c3 d5c4 e2e4"}
{"n": "English: Symmetrical, 5.a3", "f": "r1bqk1nr/pp1pppbp/2n3p1/2p5/2P5/P1N3P1/1P1PPPBP/R1BQK1NR b KQkq", "c": "A36g", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 a2a3"}
{"n": "Slav: 4.Nc3 Bf5", "f": "rn1qkb1r/pp2pppp/2p2n2/3p1b2/2PP4/2N2N2/PP2PPPP/R1BQKB1R w KQkq", "c": "D15b", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 c8f5"}
{"n": "Sicilian: Richter-Rauzer, 7.Qd2 Be7 8.O-O-O O-O", "f": "r1bq1rk1/pp2bppp/2nppn2/6B1/3NP3/2N5/PPPQ1PPP/2KR1B1R w -", "c": "B63o", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 f8e7 e1c1 e8g8"}
{"n": "King's Indian: 6.Be2 Bg4 7.Be3 Nfd7 8.Ng1", "f": "rn1q1rk1/pppnppbp/3p2p1/8/2PPP1b1/2N1B3/PP2BPPP/R2QK1NR b KQ", "c": "E91y", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 c8g4 c1e3 f6d7 f3g1"}
{"n": "King's Indian: Four Pawns Attack, 5...O-O 6.Nf3", "f": "rnbq1rk1/ppp1ppbp/3p1np1/8/2PPPP2/2N2N2/PP4PP/R1BQKB1R b KQ", "c": "E76e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f4 e8g8 g1f3"}
{"n": "Sicilian: Kan, 5.Nc3 Qc7 6.Bd3 Nf6 7.O-O", "f": "rnb1kb1r/1pqp1ppp/p3pn2/8/3NP3/2NB4/PPP2PPP/R1BQ1RK1 b kq", "c": "B43o", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 a7a6 b1c3 d8c7 f1d3 g8f6 e1g1"}
{"n": "Queen's Indian: 4.Nc3", "f": "rnbqkb1r/p1pp1ppp/1p2pn2/8/2PP4/2N2N2/PP2PPPP/R1BQKB1R b KQkq", "c": "E12w", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 b1c3"}
{"n": "Spanish: Open, Dilworth, 14.Kxf2", "f": "r2q1rk1/2p3pp/p1n1bP2/1p1p4/8/2P2N2/PPBN1KPP/R1BQ4 b -", "c": "C82p", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 d2d4 b7b5 a4b3 d7d5 d4e5 c8e6 c2c3 f8c5 b1d2 e8g8 b3c2 e4f2 f1f2 f7f6 e5f6 c5f2 g1f2"}
{"n": "Sicilian: Boleslavsky, 7.Nf3, 9.Re1 O-O 10.h3 Be6 11.Bf1 Nb8 12.a4", "f": "rn1q1rk1/pp2bpp1/3pbn1p/4p3/P3P3/2N2N1P/1PP2PP1/R1BQRBK1 b -", "c": "B58s", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1e2 e7e5 d4f3 h7h6 e1g1 f8e7 f1e1 e8g8 h2h3 c8e6 e2f1 c6b8 a2a4"}
{"n": "Caro-Kann: Two Knights, 3...Bg4 4.h3 Bxf3 5.Qxf3 e6 6.d3 Nf6", "f": "rn1qkb1r/pp3ppp/2p1pn2/3p4/4P3/2NP1Q1P/PPP2PP1/R1B1KB1R w KQkq", "c": "B11l", "m": "e2e4 c7c6 b1c3 d7d5 g1f3 c8g4 h2h3 g4f3 d1f3 e7e6 d2d3 g8f6"}
{"n": "Pirc: 3.f3 g6", "f": "rnbqkb1r/ppp1pp1p/3p1np1/8/3PP3/5P2/PPP3PP/RNBQKBNR w KQkq", "c": "B07g", "m": "e2e4 d7d6 d2d4 g8f6 f2f3 g7g6"}
{"n": "Sicilian: Scheveningen, Fianchetto Variation", "f": "r1bqkb1r/1p3ppp/p1nppn2/8/3NP3/2N3P1/PPP2PBP/R1BQK2R w KQkq", "c": "B80r", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 g2g3 b8c6 f1g2 a7a6"}
{"n": "King's Indian: S\u00e4misch, 5...O-O 6.Bg5 a6", "f": "rnbq1rk1/1pp1ppbp/p2p1np1/6B1/2PPP3/2N2P2/PP4PP/R2QKBNR w KQ", "c": "E81g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1g5 a7a6"}
{"n": "Sicilian: Open, 2...d6, 5.Nc3 Nc6 6.g3", "f": "r1bqkb1r/pp2pppp/2np1n2/8/3NP3/2N3P1/PPP2P1P/R1BQKB1R b KQkq", "c": "B56j", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 g2g3"}
{"n": "Four Knights: 4.Bb5 Bb4 5.O-O O-O", "f": "r1bq1rk1/pppp1ppp/2n2n2/1B2p3/1b2P3/2N2N2/PPPP1PPP/R1BQ1RK1 w -", "c": "C49c", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 f1b5 f8b4 e1g1 e8g8"}
{"n": "QGA: Classical, Rubinstein, 8.Qe2", "f": "r1bqkb1r/1p3ppp/p1n1pn2/2p5/P1BP4/4PN2/1P2QPPP/RNB2RK1 b kq", "c": "D27t", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 a2a4 b8c6 d1e2"}
{"n": "Bogo-Indian: Nimzowitsch, 5.g3 Nc6 6.Bg2", "f": "r1b1k2r/ppppqppp/2n1pn2/8/1bPP4/5NP1/PP1BPPBP/RN1QK2R b KQkq", "c": "E11t", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 f8b4 c1d2 d8e7 g2g3 b8c6 f1g2"}
{"n": "King's Indian: Four Pawns Attack, 6.Nf3 Na6 7.Bd3 e5", "f": "r1bq1rk1/ppp2pbp/n2p1np1/4p3/2PPPP2/2NB1N2/PP4PP/R1BQK2R w KQ", "c": "E76j", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f4 e8g8 g1f3 b8a6 f1d3 e7e5"}
{"n": "Semi-Slav: Chigorin, Main Line", "f": "r1bq1rk1/pp1n1ppp/2pbpn2/8/2PPp3/2NB1N2/PP3PPP/R1BQ1RK1 w -", "c": "D46q", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 f8d6 e1g1 e8g8 e3e4 d5e4"}
{"n": "Dutch: 2.Nc3", "f": "rnbqkbnr/ppppp1pp/8/5p2/3P4/2N5/PPP1PPPP/R1BQKBNR b KQkq", "c": "A80j", "m": "d2d4 f7f5 b1c3"}
{"n": "Semi-Slav: 6.Qc2 Bd6 7.g4 dxc4", "f": "r1bqk2r/pp1n1ppp/2pbpn2/8/2pP2P1/2N1PN2/PPQ2P1P/R1B1KB1R w KQkq", "c": "D45m", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 d1c2 f8d6 g2g4 d5c4"}
{"n": "Giuoco Pianissimo: 4.d3", "f": "r1bqk1nr/pppp1ppp/2n5/2b1p3/2B1P3/3P1N2/PPP2PPP/RNBQK2R b KQkq", "c": "C50n", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 f8c5 d2d3"}
{"n": "Trompowsky: 2...e6 3.e4 h6 4.Bxf6 Qxf6 5.Nc3", "f": "rnb1kb1r/pppp1pp1/4pq1p/8/3PP3/2N5/PPP2PPP/R2QKBNR b KQkq", "c": "A45o", "m": "d2d4 g8f6 c1g5 e7e6 e2e4 h7h6 g5f6 d8f6 b1c3"}
{"n": "Sicilian: Najdorf, 6.Be2 Nbd7", "f": "r1bqkb1r/1p1npppp/p2p1n2/8/3NP3/2N5/PPP1BPPP/R1BQK2R w KQkq", "c": "B92b", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 f1e2 b8d7"}
{"n": "Four Knights: Symmetrical, Metger, Capablanca Variation", "f": "r2n1rk1/ppp1qppp/3p1n2/1B2p1B1/3PP1b1/2P2N2/P1P2PPP/R2QR1K1 w -", "c": "C49o", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 f1b5 f8b4 e1g1 e8g8 d2d3 d7d6 c1g5 b4c3 b2c3 d8e7 f1e1 c6d8 d3d4 c8g4"}
{"n": "QGD: Exchange, 6.Qc2 Be7 7.Nf3 g6", "f": "rnbqk2r/pp2bp1p/2p2np1/3p2B1/3P4/2N2N2/PPQ1PPPP/R3KB1R w KQkq", "c": "D36d", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1g5 c7c6 d1c2 f8e7 g1f3 g7g6"}
{"n": "QGA: Janowski-Larsen, 6.h3", "f": "rn1qkb1r/ppp2ppp/4pn2/8/2BP2b1/4PN1P/PP3PP1/RNBQK2R b KQkq", "c": "D25l", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 c8g4 f1c4 e7e6 h2h3"}
{"n": "Spanish: Exchange, Alapin Gambit, 7.d3 Qf6 8.Nbd2", "f": "r3kbnr/1pp2pp1/p1p2q2/4p2p/4P1b1/3P1N1P/PPPN1PP1/R1BQ1RK1 b kq", "c": "C68p", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5c6 d7c6 e1g1 c8g4 h2h3 h7h5 d2d3 d8f6 b1d2"}
{"n": "King's Indian: Fianchetto, Classical, 8.e4 exd4 9.Nxd4 Re8 10.h3 Nc5", "f": "r1bqr1k1/ppp2pbp/3p1np1/2n5/2PNP3/2N3PP/PP3PB1/R1BQ1RK1 w -", "c": "E68g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 e5d4 f3d4 f8e8 h2h3 d7c5"}
{"n": "Sicilian: Najdorf, Danner, 9.O-O-O Bd7 10.e5", "f": "rn2k2r/1p1bbppp/p2ppn2/q3P1B1/3N1P2/2N2Q2/PPP3PP/2KR1B1R b kq", "c": "B98e", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7 d1f3 d8a5 e1c1 c8d7 e4e5"}
{"n": "Richter-Veresov: 3...Nbd7 4.f3", "f": "r1bqkb1r/pppnpppp/5n2/3p2B1/3P4/2N2P2/PPP1P1PP/R2QKBNR b KQkq", "c": "D01m", "m": "d2d4 d7d5 b1c3 g8f6 c1g5 b8d7 f2f3"}
{"n": "Semi-Slav: 6.Qc2 Bd6 7.g4 Bb4", "f": "r1bqk2r/pp1n1ppp/2p1pn2/3p4/1bPP2P1/2N1PN2/PPQ2P1P/R1B1KB1R w KQkq", "c": "D45n", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 d1c2 f8d6 g2g4 d6b4"}
{"n": "Spanish: Open, 7.Bb3", "f": "r1bqkb1r/2pp1ppp/p1n5/1p2p3/3Pn3/1B3N2/PPP2PPP/RNBQ1RK1 b kq", "c": "C80j", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 d2d4 b7b5 a4b3"}
{"n": "Caro-Kann: Classical, 5.Nc5 b6", "f": "rn1qkbnr/p3pppp/1pp5/2N2b2/3P4/8/PPP2PPP/R1BQKBNR w KQkq", "c": "B18c", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 c8f5 e4c5 b7b6"}
{"n": "Indian: Mexican Defence, 3.Nc3", "f": "r1bqkb1r/pppppppp/2n2n2/8/2PP4/2N5/PP2PPPP/R1BQKBNR b KQkq", "c": "A50c", "m": "d2d4 g8f6 c2c4 b8c6 b1c3"}
{"n": "Spanish: Closed, Exchange, 7.d3", "f": "r1bqk2r/1pp1bppp/p1p2n2/4p3/4P3/3P1N2/PPP2PPP/RNBQ1RK1 b kq", "c": "C85j", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 a4c6 d7c6 d2d3"}
{"n": "Sicilian: Closed, Grand Prix, 3...g6 4.Nf3 Bg7 5.Bc4 e6", "f": "r1bqk1nr/pp1p1pbp/2n1p1p1/2p5/2B1PP2/2N2N2/PPPP2PP/R1BQK2R w KQkq", "c": "B23u", "m": "e2e4 c7c5 b1c3 b8c6 f2f4 g7g6 g1f3 f8g7 f1c4 e7e6"}
{"n": "Semi-Slav: Botvinnik, 9.Nxg5", "f": "rnbqkb1r/p4p2/2p1pn2/1p2P1p1/2pP3B/2N5/PP3PPP/R2QKB1R w KQkq", "c": "D44j", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 c1g5 d5c4 e2e4 b7b5 e4e5 h7h6 g5h4 g7g5 f3g5 h6g5"}
{"n": "Four Knights: Symmetrical, Tarrasch Variation", "f": "r2q1rk1/ppp2ppp/2npbn2/1B2p1B1/1b2P3/2NP1N2/PPP2PPP/R2Q1RK1 w -", "c": "C49j", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 f1b5 f8b4 e1g1 e8g8 d2d3 d7d6 c1g5 c8e6"}
{"n": "English: King's, 2.Nc3", "f": "rnbqkbnr/pppp1ppp/8/4p3/2P5/2N5/PP1PPPPP/R1BQKBNR b KQkq", "c": "A21", "m": "c2c4 e7e5 b1c3"}
{"n": "French: Exchange Winawer, 5.Bd3 Nc6", "f": "r1bqk1nr/ppp2ppp/2n5/3p4/1b1P4/2NB4/PPP2PPP/R1BQK1NR w KQkq", "c": "C01w", "m": "e2e4 e7e6 d2d4 d7d5 e4d5 e6d5 b1c3 f8b4 f1d3 b8c6"}
{"n": "Queen's Indian: 5.Bg5 h6 6.Bh4 Bb4 7.Qc2 g5", "f": "rn1qk2r/pbpp1p2/1p2pn1p/6p1/1bPP3B/2N2N2/PPQ1PPPP/R3KB1R w KQkq", "c": "E13c", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 b1c3 c8b7 c1g5 h7h6 g5h4 f8b4 d1c2 g7g5"}
{"n": "Sicilian: Richter-Rauzer, Margate, 7...Bd7 8.Bxc6", "f": "r2qkb1r/pp1b1ppp/2Bppn2/6B1/3NP3/2N5/PPP2PPP/R2QK2R b KQkq", "c": "B62i", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 f1b5 c8d7 b5c6"}
{"n": "Sicilian: Accelerated Pterodactyl, 4.dxc5 Qa5+ 5.c3", "f": "rnb1k1nr/pp1pppbp/6p1/q1P5/4P3/2P2N2/PP3PPP/RNBQKB1R b KQkq", "c": "B27q", "m": "e2e4 c7c5 g1f3 g7g6 d2d4 f8g7 d4c5 d8a5 c2c3"}
{"n": "Semi-Slav: Moscow, 6.Bh4 Gambit, Main Line, 9...Bb7", "f": "rn1qkb1r/pb3p2/2p1pn1p/1p4p1/2pPP3/2N2NB1/PP2BPPP/R2QK2R w KQkq", "c": "D43n", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 c1g5 h7h6 g5h4 d5c4 e2e4 g7g5 h4g3 b7b5 f1e2 c8b7"}
{"n": "Queen's Indian: Petrosian, 5.Nc3 g6", "f": "rn1qkb1r/pbpp1p1p/1p2pnp1/8/2PP4/P1N2N2/1P2PPPP/R1BQKB1R w KQkq", "c": "E12l", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 a2a3 c8b7 b1c3 g7g6"}
{"n": "QGA: Classical, 6...a6 7.Bd3", "f": "rnbqkb1r/1p3ppp/p3pn2/2p5/3P4/3BPN2/PP3PPP/RNBQ1RK1 b kq", "c": "D27d", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 c4d3"}
{"n": "Alekhine: Modern, Panov Variation", "f": "rn1qkb1r/ppp1pppp/3p4/3nP3/3P2b1/5N1P/PPP2PP1/RNBQKB1R b KQkq", "c": "B05b", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 g1f3 c8g4 h2h3"}
{"n": "King's Indian: Mar del Plata, 9.Nd2 Ne8", "f": "r1bqnrk1/ppp1npbp/3p2p1/3Pp3/2P1P3/2N5/PP1NBPPP/R1BQ1RK1 w -", "c": "E97u", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 f3d2 f6e8"}
{"n": "King's Indian: Fianchetto, 6...Nc6", "f": "r1bq1rk1/ppp1ppbp/2np1np1/8/2PP4/2N2NP1/PP2PPBP/R1BQK2R w KQ", "c": "E62l", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8c6"}
{"n": "King's Indian: Larsen Variation", "f": "rnbq1rk1/ppp1ppbp/3p1np1/8/2PPP3/2N1BN2/PP3PPP/R2QKB1R b KQ", "c": "E90h", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 c1e3"}
{"n": "Sicilian: Dragon, Yugoslav, 9.O-O-O Bd7 10.g4", "f": "r2q1rk1/pp1bppbp/2np1np1/8/3NP1P1/2N1BP2/PPPQ3P/2KR1B1R b -", "c": "B76i", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 e1c1 c8d7 g2g4"}
{"n": "Neo-Gr\u00fcnfeld, 6.cxd5 Nxd5 7.O-O Nb6 8.Nc3 Nc6", "f": "r1bq1rk1/ppp1ppbp/1nn3p1/8/3P4/2N2NP1/PP2PPBP/R1BQ1RK1 w -", "c": "D76c", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 c4d5 f6d5 e1g1 d5b6 b1c3 b8c6"}
{"n": "Caro-Kann: Steinitz, 5.Bc4 Ngf6 6.Ng5, 8.Bb3", "f": "r1bqkb1r/pp3ppp/1np1pn2/6N1/3P4/1B6/PPP1QPPP/R1B1K1NR b KQkq", "c": "B17s", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 b8d7 f1c4 g8f6 e4g5 e7e6 d1e2 d7b6 c4b3"}
{"n": "English: Symmetrical, 3.g3", "f": "r1bqkbnr/pp1ppppp/2n5/2p5/2P5/2N3P1/PP1PPP1P/R1BQKBNR b KQkq", "c": "A36a", "m": "c2c4 c7c5 b1c3 b8c6 g2g3"}
{"n": "Sicilian: Najdorf, 6.g3 e5 7.Nde2 Be7 8.Bg2 Nbd7", "f": "r1bqk2r/1p1nbppp/p2p1n2/4p3/4P3/2N3P1/PPP1NPBP/R1BQK2R w KQkq", "c": "B91m", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 g2g3 e7e5 d4e2 f8e7 f1g2 b8d7"}
{"n": "Semi-Slav: Moscow, 7.Qc2", "f": "rnb1kb1r/pp3pp1/2p1pq1p/3p4/2PP4/2N2N2/PPQ1PPPP/R3KB1R b KQkq", "c": "D43r", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 c1g5 h7h6 g5f6 d8f6 d1c2"}
{"n": "QGA: Classical, 8...Bb7 9.Nc3", "f": "rn1qkb1r/1b3ppp/p3pn2/1pp5/3P4/1BN1PN2/PP2QPPP/R1B2RK1 b kq", "c": "D29b", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 d1e2 b7b5 c4b3 c8b7 b1c3"}
{"n": "Two Knights: Fritz, Radchenko Variation", "f": "r3kb1r/pbp2ppp/8/1p1np3/3n3q/2P3N1/PP1P1PPP/RNBQKB1R w KQkq", "c": "C57l", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 f3g5 d7d5 e4d5 c6d4 c2c3 b7b5 c4f1 f6d5 g5e4 d8h4 e4g3 c8b7"}
{"n": "Nimzo-Indian: Classical, Pirc, 6.Nf3 Na6 7.Bd2", "f": "r1bq1rk1/pp1p1ppp/n3pn2/2P5/1bP5/2N2N2/PPQBPPPP/R3KB1R b KQ", "c": "E39f", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 c7c5 d4c5 e8g8 g1f3 b8a6 c1d2"}
{"n": "Sicilian: Alapin, 2...d5", "f": "rnbqkbnr/pp2pppp/8/2pp4/4P3/2P5/PP1P1PPP/RNBQKBNR w KQkq", "c": "B22f", "m": "e2e4 c7c5 c2c3 d7d5"}
{"n": "Vienna: 3.Bc4 Nc6 4.d3", "f": "r1bqkb1r/pppp1ppp/2n2n2/4p3/2B1P3/2NP4/PPP2PPP/R1BQK1NR b KQkq", "c": "C28c", "m": "e2e4 e7e5 b1c3 g8f6 f1c4 b8c6 d2d3"}
{"n": "QGD Tarrasch: Swedish, 9.Ne5", "f": "r1bqk2r/pp2nppp/2n5/3pN3/1bpP4/2N3P1/PP2PPBP/R1BQ1RK1 b kq", "c": "D33i", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 c5c4 f1g2 f8b4 e1g1 g8e7 f3e5"}
{"n": "Sicilian: 2.Nf3 d6 3.Nc3 e6", "f": "rnbqkbnr/pp3ppp/3pp3/2p5/4P3/2N2N2/PPPP1PPP/R1BQKB1R w KQkq", "c": "B50j", "m": "e2e4 c7c5 g1f3 d7d6 b1c3 e7e6"}
{"n": "Spanish: Bird's, 4.Nxd4", "f": "r1bqkbnr/pppp1ppp/8/1B2p3/3NP3/8/PPPP1PPP/RNBQK2R b KQkq", "c": "C61c", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 c6d4 f3d4"}
{"n": "Caro-Kann: 3.Nd2", "f": "rnbqkbnr/pp2pppp/2p5/3p4/3PP3/8/PPPN1PPP/R1BQKBNR b KQkq", "c": "B12g", "m": "e2e4 c7c6 d2d4 d7d5 b1d2"}
{"n": "Spanish: Anderssen, 5...d6", "f": "r1bqkb1r/1pp2ppp/p1np1n2/4p3/B3P3/3P1N2/PPP2PPP/RNBQK2R w KQkq", "c": "C77d", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 d2d3 d7d6"}
{"n": "Vienna Gambit: Oxford, 5...Nxc3 6.bxc3 d4", "f": "rnbqkb1r/ppp2ppp/8/4P3/3p4/2PP4/P1P3PP/R1BQKBNR w KQkq", "c": "C29j", "m": "e2e4 e7e5 b1c3 g8f6 f2f4 d7d5 f4e5 f6e4 d2d3 e4c3 b2c3 d5d4"}
{"n": "Sicilian: Rossolimo, Gurgenidze Variation", "f": "r1bqk1nr/pp1p1pbp/2n3p1/1Bp1p3/1P2P3/5N2/P1PP1PPP/RNBQR1K1 b kq", "c": "B31p", "m": "e2e4 c7c5 g1f3 b8c6 f1b5 g7g6 e1g1 f8g7 f1e1 e7e5 b2b4"}
{"n": "Sicilian, Chekhover, 7.c4 Nf6 8.Nc3 g6", "f": "r2qkb1r/pp2pp1p/2bp1np1/8/2PQP3/2N2N2/PP3PPP/R1B1K2R w KQkq", "c": "B53q", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 d1d4 b8c6 f1b5 c8d7 b5c6 d7c6 c2c4 g8f6 b1c3 g7g6"}
{"n": "Sicilian: Rossolimo, 3...e6 4.O-O Nge7 5.Re1", "f": "r1bqkb1r/pp1pnppp/2n1p3/1Bp5/4P3/5N2/PPPP1PPP/RNBQR1K1 b kq", "c": "B30t", "m": "e2e4 c7c5 g1f3 b8c6 f1b5 e7e6 e1g1 g8e7 f1e1"}
{"n": "Spanish: Open, 8...Be6 9.Be3", "f": "r2qkb1r/2p2ppp/p1n1b3/1p1pP3/4n3/1B2BN2/PPP2PPP/RN1Q1RK1 b kq", "c": "C80o", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 d2d4 b7b5 a4b3 d7d5 d4e5 c8e6 c1e3"}
{"n": "Slav: 4.e3 Bf5 5.cxd5 cxd5 6.Nc3", "f": "rn1qkb1r/pp2pppp/5n2/3p1b2/3P4/2N1PN2/PP3PPP/R1BQKB1R b KQkq", "c": "D12f", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 e2e3 c8f5 c4d5 c6d5 b1c3"}
{"n": "QGD: Exchange, Main Line, 9.Nf3 Re8 10.O-O Nf8 11.Rab1 a5", "f": "r1bqrnk1/1p2bppp/2p2n2/p2p2B1/3P4/2NBPN2/PPQ2PPP/1R3RK1 w -", "c": "D36z", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1g5 c7c6 d1c2 f8e7 e2e3 b8d7 f1d3 e8g8 g1f3 f8e8 e1g1 d7f8 a1b1 a7a5"}
{"n": "French: Exchange, 4.Nf3 Bd6 5.Bd3", "f": "rnbqk1nr/ppp2ppp/3b4/3p4/3P4/3B1N2/PPP2PPP/RNBQK2R b KQkq", "c": "C01o", "m": "e2e4 e7e6 d2d4 d7d5 e4d5 e6d5 f1d3 f8d6 g1f3"}
{"n": "King's Indian: Averbakh, 7.d5 e6 8.Qd2", "f": "rnbq1rk1/pp3pbp/3ppnp1/2pP2B1/2P1P3/2N5/PP1QBPPP/R3K1NR b KQ", "c": "E75f", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 c7c5 d4d5 e7e6 d1d2"}
{"n": "Benko Gambit: 4.cxb5", "f": "rnbqkb1r/p2ppppp/5n2/1PpP4/8/8/PP2PPPP/RNBQKBNR b KQkq", "c": "A57h", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5"}
{"n": "Sicilian: Scheveningen, Keres, 6...h6 7.h4", "f": "rnbqkb1r/pp3pp1/3ppn1p/8/3NP1PP/2N5/PPP2P2/R1BQKB1R b KQkq", "c": "B81j", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 g2g4 h7h6 h2h4"}
{"n": "QGA: 3.e4 e5 4.Nf3 exd4", "f": "rnbqkbnr/ppp2ppp/8/8/2ppP3/5N2/PP3PPP/RNBQKB1R w KQkq", "c": "D20x", "m": "d2d4 d7d5 c2c4 d5c4 e2e4 e7e5 g1f3 e5d4"}
{"n": "King's Indian: 4.Nf3 O-O", "f": "rnbq1rk1/ppppppbp/5np1/8/2PP4/2N2N2/PP2PPPP/R1BQKB1R w KQ", "c": "E61k", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 e8g8"}
{"n": "QGD: Classical, 5...O-O 6.e3 c6", "f": "rnbq1rk1/pp2bppp/2p1pn2/3p4/2PP1B2/2N1PN2/PP3PPP/R2QKB1R w KQ", "c": "D37l", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8e7 c1f4 e8g8 e2e3 c7c6"}
{"n": "Queen's Indian: 5.Bg5 h6 6.Bh4 Bb4 7.e3 Bxc3+ 8.bxc3 d6 9.Nd2 Nbd7 10.f3 Qe7", "f": "r3k2r/pbpnqpp1/1p1ppn1p/8/2PP3B/2P1PP2/P2N2PP/R2QKB1R w KQkq", "c": "E13l", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 b1c3 c8b7 c1g5 h7h6 g5h4 f8b4 e2e3 b4c3 b2c3 d7d6 f3d2 b8d7 f2f3 d8e7"}
{"n": "King's Indian: Fianchetto, Yugoslav Panno", "f": "r1bq1rk1/pp2ppbp/3p1np1/n1pP4/2P5/2N2NP1/PP2PPBP/R1BQ1RK1 w -", "c": "E66c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 c7c5 e1g1 b8c6 d4d5 c6a5"}
{"n": "Nimzo-Indian: Classical, 4...O-O 5.a3, 6...b6 7.Bg5 Bb7 8.f3", "f": "rn1q1rk1/pbpp1ppp/1p2pn2/6B1/2PP4/P1Q2P2/1P2P1PP/R3KBNR b KQ", "c": "E32q", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 e8g8 a2a3 b4c3 c2c3 b7b6 c1g5 c8b7 f2f3"}
{"n": "Nimzo-Indian: 4.e3 O-O 5.Nf3 d5", "f": "rnbq1rk1/ppp2ppp/4pn2/3p4/1bPP4/2N1PN2/PP3PPP/R1BQKB1R w KQ", "c": "E51", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 e2e3 e8g8 g1f3 d7d5"}
{"n": "King's Indian: 3.Nf3 Bg7", "f": "rnbqk2r/ppppppbp/5np1/8/2PP4/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "E60g", "m": "d2d4 g8f6 c2c4 g7g6 g1f3 f8g7"}
{"n": "Slav: 4.Qb3", "f": "rnbqkb1r/pp2pppp/2p2n2/3p4/2PP4/1Q3N2/PP2PPPP/RNB1KB1R b KQkq", "c": "D11h", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 d1b3"}
{"n": "Slav: 4.e3", "f": "rnbqkb1r/pp2pppp/2p2n2/3p4/2PP4/4PN2/PP3PPP/RNBQKB1R b KQkq", "c": "D11q", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 e2e3"}
{"n": "Semi-Slav: Chigorin, 7.Qc2 Main Line, 9...b5", "f": "r1bq1rk1/p2n1ppp/2pbpn2/1p6/2BP4/2N1PN2/PPQ2PPP/R1B2RK1 w -", "c": "D46l", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 f8d6 d1c2 e8g8 e1g1 d5c4 d3c4 b7b5"}
{"n": "Sicilian: Scheveningen, Keres, 6...e5", "f": "rnbqkb1r/pp3ppp/3p1n2/4p3/3NP1P1/2N5/PPP2P1P/R1BQKB1R w KQkq", "c": "B81b", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 g2g4 e6e5"}
{"n": "Ponziani: 3...Nf6", "f": "r1bqkb1r/pppp1ppp/2n2n2/4p3/4P3/2P2N2/PP1P1PPP/RNBQKB1R w KQkq", "c": "C44n", "m": "e2e4 e7e5 g1f3 b8c6 c2c3 g8f6"}
{"n": "Three Knights: Steinitz, 4.d4 exd4 5.Nxd4 Bg7 6.Be3 Nf6", "f": "r1bqk2r/pppp1pbp/2n2np1/8/3NP3/2N1B3/PPP2PPP/R2QKB1R w KQkq", "c": "C46m", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g7g6 d2d4 e5d4 f3d4 f8g7 c1e3 g8f6"}
{"n": "Two Knights: Fritz, 8.Nxf7", "f": "r1bqkb1r/p1p2Npp/8/1p1np3/3n4/2P5/PP1P1PPP/RNBQKB1R b KQkq", "c": "C57j", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 f3g5 d7d5 e4d5 c6d4 c2c3 b7b5 c4f1 f6d5 g5f7"}
{"n": "Sicilian: Maroczy Bind, 7.Nc3 O-O 8.Be2 d6 9.O-O Nd7", "f": "r1bq1rk1/pp1nppbp/2np2p1/8/2PNP3/2N1B3/PP2BPPP/R2Q1RK1 w -", "c": "B38o", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 c1e3 g8f6 b1c3 e8g8 f1e2 d7d6 e1g1 f6d7"}
{"n": "Sicilian: Richter-Rauzer, 7...a6, 9.f3 Be7 10.h4", "f": "r2qk2r/1p1bbppp/p1nppn2/6B1/3NP2P/2N2P2/PPPQ2P1/2KR1B1R b kq", "c": "B67f", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 a7a6 e1c1 c8d7 f2f3 f8e7 h2h4"}
{"n": "French: Winawer, Bogoljubow Variation", "f": "rnbqk1nr/pp3ppp/4p3/2ppP3/1b1P4/2N5/PPPB1PPP/R2QKBNR b KQkq", "c": "C17e", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 c1d2"}
{"n": "Sicilian: Accelerated Fianchetto, Modern, 7.Bc4 O-O 8.Bb3 Qa5", "f": "r1b2rk1/pp1pppbp/2n2np1/q7/3NP3/1BN1B3/PPP2PPP/R2QK2R w KQ", "c": "B35k", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 b1c3 f8g7 c1e3 g8f6 f1c4 e8g8 c4b3 d8a5"}
{"n": "Spanish: Exchange, Gligoric, 6.d4 Bg4 7.c3 Bd6", "f": "r2qk1nr/1pp3pp/p1pb1p2/4p3/3PP1b1/2P2N2/PP3PPP/RNBQ1RK1 w kq", "c": "C69d", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5c6 d7c6 e1g1 f7f6 d2d4 c8g4 c2c3 f8d6"}
{"n": "Spanish: Classical Defence", "f": "r1bqk1nr/pppp1ppp/2n5/1Bb1p3/4P3/5N2/PPPP1PPP/RNBQK2R w KQkq", "c": "C64a", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f8c5"}
{"n": "French: Classical, Pollock Variation", "f": "rnb1k2r/pppnqppp/4p3/3pP3/3P2Q1/2N5/PPP2PPP/R3KBNR b KQkq", "c": "C14b", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8e7 e4e5 f6d7 g5e7 d8e7 d1g4"}
{"n": "QGD: Semi-Tarrasch, 7.Bc4 Main Line, 13.h4", "f": "r2q1rk1/pb2bppp/1pn1p3/8/3P3P/2PB1N2/P4PP1/R1BQR1K1 b -", "c": "D41v", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 c4d5 f6d5 e2e3 b8c6 f1c4 c5d4 e3d4 f8e7 e1g1 e8g8 f1e1 d5c3 b2c3 b7b6 c4d3 c8b7 h2h4"}
{"n": "Semi-Slav: Meran, Wade, Main Line, 12.O-O", "f": "r2qkb1r/pb1n1ppp/4p3/2pnP3/Np1P4/3B1N2/PP3PPP/R1BQ1RK1 b kq", "c": "D47t", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 c8b7 e3e4 b5b4 c3a4 c6c5 e4e5 f6d5 e1g1"}
{"n": "Caro-Kann: Bronstein-Larsen, 6.c3 Bf5", "f": "rn1qkb1r/pp2pp1p/2p2p2/5b2/3P4/2P5/PP3PPP/R1BQKBNR w KQkq", "c": "B16j", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 g8f6 e4f6 g7f6 c2c3 c8f5"}
{"n": "French: Rubinstein, 7.Bd3 c5 8.dxc5", "f": "r1bqkb1r/pp3ppp/4pn2/2P5/8/3B1N2/PPP2PPP/R1BQK2R b KQkq", "c": "C10p", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 d5e4 c3e4 b8d7 g1f3 g8f6 e4f6 d7f6 f1d3 c7c5 d4c5"}
{"n": "Sicilian: Maroczy Bind, Gurgenidze Variation", "f": "r1bqkb1r/pp2pp1p/3p1np1/8/2PQP3/2N5/PP3PPP/R1B1KB1R w KQkq", "c": "B36f", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 g8f6 b1c3 c6d4 d1d4 d7d6"}
{"n": "Vienna: Smyslov, 3...d5, 5...Nxc3", "f": "rnbqkb1r/ppp2ppp/8/4p3/8/2n3P1/PPPP1PBP/R1BQK1NR w KQkq", "c": "C26j", "m": "e2e4 e7e5 b1c3 g8f6 g2g3 d7d5 e4d5 f6d5 f1g2 d5c3"}
{"n": "Sicilian: Taimanov, 6.Be3 a6 7.f4 b5", "f": "r1b1kbnr/2qp1ppp/p1n1p3/1p6/3NPP2/2N1B3/PPP3PP/R2QKB1R w KQkq", "c": "B48f", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 c1e3 a7a6 f2f4 b7b5"}
{"n": "Spanish: Marshall, 12.d3 Bd6 13.Re1 Qh4", "f": "r1b2rk1/5ppp/p1pb4/1p1n4/7q/1BPP4/PP3PPP/RNBQR1K1 w -", "c": "C89j", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d5 e4d5 f6d5 f3e5 c6e5 e1e5 c7c6 d2d3 e7d6 e5e1 d8h4"}
{"n": "Benoni: S\u00e4misch, 8.Bg5 h6", "f": "rnbqk2r/pp3pb1/3p1npp/2pP2B1/4P3/2N2P2/PP4PP/R2QKBNR w KQkq", "c": "A65r", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f3 f8g7 c1g5 h7h6"}
{"n": "QGA: Bogoljubow, 7.a4 Nxc3", "f": "rn2kb1r/1bp1pppp/p7/1p1qP3/P1pP4/2P2NP1/5P1P/R1BQKB1R w KQkq", "c": "D24t", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 b1c3 a7a6 e2e4 b7b5 e4e5 f6d5 a2a4 d5c3 b2c3 d8d5 g2g3 c8b7"}
{"n": "Spanish: 5.O-O b5 6.Bb3 Bc5 7.a4", "f": "r1bqk2r/2pp1ppp/p1n2n2/1pb1p3/P3P3/1B3N2/1PPP1PPP/RNBQ1RK1 b kq", "c": "C78l", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 b7b5 a4b3 f8c5 a2a4"}
{"n": "Caro-Kann: Classical, 5.Nc5", "f": "rn1qkbnr/pp2pppp/2p5/2N2b2/3P4/8/PPP2PPP/R1BQKBNR b KQkq", "c": "B18b", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 c8f5 e4c5"}
{"n": "Caro-Kann: Advance, 4.Nf3 e6 5.Be2 c5", "f": "rn1qkbnr/pp3ppp/4p3/2ppPb2/3P4/5N2/PPP1BPPP/RNBQK2R w KQkq", "c": "B12s", "m": "e2e4 c7c6 d2d4 d7d5 e4e5 c8f5 g1f3 e7e6 f1e2 c6c5"}
{"n": "Semi-Slav: Chigorin, 7.O-O O-O", "f": "r1bq1rk1/pp1n1ppp/2pbpn2/3p4/2PP4/2NBPN2/PP3PPP/R1BQ1RK1 w -", "c": "D46o", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 f8d6 e1g1 e8g8"}
{"n": "Caro-Kann: Breyer, 3.Nd2", "f": "rnbqkbnr/pp2pppp/2p5/3p4/4P3/3P4/PPPN1PPP/R1BQKBNR b KQkq", "c": "B10c", "m": "e2e4 c7c6 d2d3 d7d5 b1d2"}
{"n": "Latvian Gambit: 3.Bc4 fxe4", "f": "rnbqkbnr/pppp2pp/8/4p3/2B1p3/5N2/PPPP1PPP/RNBQK2R w KQkq", "c": "C40p", "m": "e2e4 e7e5 g1f3 f7f5 f1c4 f5e4"}
{"n": "Gr\u00fcnfeld: Modern Exchange, 8.Rb1 O-O 9.Be2 cd 10.cd Qa5+ 11.Bd2", "f": "rnb2rk1/pp2ppbp/6p1/q7/3PP3/5N2/P2BBPPP/1R1QK2R b K", "c": "D85r", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 g1f3 c7c5 a1b1 e8g8 f1e2 c5d4 c3d4 d8a5 c1d2"}
{"n": "Sicilian: Hungarian Variation", "f": "rnbqkbnr/pp1ppp1p/6p1/2p5/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq", "c": "B27e", "m": "e2e4 c7c5 g1f3 g7g6"}
{"n": "Colle: 5.c3 Nc6", "f": "r1bqkb1r/pp3ppp/2n1pn2/2pp4/3P4/2PBPN2/PP3PPP/RNBQK2R w KQkq", "c": "D05j", "m": "d2d4 d7d5 g1f3 g8f6 e2e3 e7e6 f1d3 c7c5 c2c3 b8c6"}
{"n": "King's Indian: 7.O-O Nbd7 8.Qc2", "f": "r1bq1rk1/pppn1pbp/3p1np1/4p3/2PPP3/2N2N2/PPQ1BPPP/R1B2RK1 b -", "c": "E94s", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8d7 d1c2"}
{"n": "Benko Gambit: Zaitsev, 8.Nf3", "f": "rnbqkb1r/4pppp/3p1n2/1NpP4/1p2P3/5N2/PP3PPP/R1BQKB1R b KQkq", "c": "A57t", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b1c3 a6b5 e2e4 b5b4 c3b5 d7d6 g1f3"}
{"n": "QGD: Janowski Variation", "f": "rnbqkbnr/1pp2ppp/p3p3/3p4/2PP4/2N5/PP2PPPP/R1BQKBNR w KQkq", "c": "D31b", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 a7a6"}
{"n": "Old Benoni: Neo-Benko, 4.Bg5 d6", "f": "rnbqkb1r/p3pppp/3p1n2/1ppP2B1/8/5N2/PPP1PPPP/RN1QKB1R w KQkq", "c": "A43p", "m": "d2d4 c7c5 d4d5 g8f6 g1f3 b7b5 c1g5 d7d6"}
{"n": "Nimzo-Indian: Classical, 4...c5 5.dxc5 Na6: 8.b4", "f": "r1bqk2r/pp1p1ppp/4pn2/2n5/1PP5/P1Q5/4PPPP/R1B1KBNR b KQkq", "c": "E38k", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 c7c5 d4c5 b8a6 a2a3 b4c3 c2c3 a6c5 b2b4"}
{"n": "Gr\u00fcnfeld: Classical Exchange, Main Line, Sokolsky, 16.Rb1", "f": "r2q1rk1/pp2p2p/4bpp1/n2P4/4P3/3BBP2/P3N1PP/QR4K1 b -", "c": "D89h", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 f1c4 e8g8 g1e2 c7c5 e1g1 b8c6 c1e3 c5d4 c3d4 c8g4 f2f3 c6a5 c4d3 g4e6 d4d5 g7a1 d1a1 f7f6 f1b1"}
{"n": "French: Steinitz, 6.Nf3", "f": "rnbqkb1r/pp1n1ppp/4p3/2ppP3/3P1P2/2N2N2/PPP3PP/R1BQKB1R b KQkq", "c": "C11h", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 e4e5 f6d7 f2f4 c7c5 g1f3"}
{"n": "Sicilian: Najdorf, Browne, 10.O-O-O Nbd7 11.Qg3", "f": "r1b1k2r/1pqnbpp1/p2ppn1p/8/3NPP1B/2N3Q1/PPP3PP/2KR1B1R b kq", "c": "B98i", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7 d1f3 h7h6 g5h4 d8c7 e1c1 b8d7 f3g3"}
{"n": "King's Indian: Fianchetto, Classical, 8.h3 Re8", "f": "r1bqr1k1/pppn1pbp/3p1np1/4p3/2PP4/2N2NPP/PP2PPB1/R1BQ1RK1 w -", "c": "E67k", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 h2h3 f8e8"}
{"n": "Modern: 3.Nf3 d6 4.Bc4", "f": "rnbqk1nr/ppp1ppbp/3p2p1/8/2BPP3/5N2/PPP2PPP/RNBQK2R b KQkq", "c": "B06k", "m": "e2e4 g7g6 d2d4 f8g7 g1f3 d7d6 f1c4"}
{"n": "King's Indian: Mar del Plata, Bayonet Attack, 9...Kh8", "f": "r1bq1r1k/ppp1npbp/3p1np1/3Pp3/1PP1P3/2N2N2/P3BPPP/R1BQ1RK1 w -", "c": "E97g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 b2b4 g8h8"}
{"n": "Pirc: Classical, 5.Be3 c6", "f": "rnbqk2r/pp2ppbp/2pp1np1/8/3PP3/2N1BN2/PPP2PPP/R2QKB1R w KQkq", "c": "B08i", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 g1f3 f8g7 c1e3 c7c6"}
{"n": "Sicilian: Boleslavsky, 7.Nf3, 9.Re1 O-O 10.h3 Be6 11.Bf1 Qa5", "f": "r4rk1/pp2bpp1/2npbn1p/q3p3/4P3/2N2N1P/PPP2PP1/R1BQRBK1 w -", "c": "B58q", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1e2 e7e5 d4f3 h7h6 e1g1 f8e7 f1e1 e8g8 h2h3 c8e6 e2f1 d8a5"}
{"n": "Dutch: 2.Nf3 Nf6", "f": "rnbqkb1r/ppppp1pp/5n2/5p2/3P4/5N2/PPP1PPPP/RNBQKB1R w KQkq", "c": "A80t", "m": "d2d4 f7f5 g1f3 g8f6"}
{"n": "King's Indian: Averbakh, 6...c6", "f": "rnbq1rk1/pp2ppbp/2pp1np1/6B1/2PPP3/2N5/PP2BPPP/R2QK1NR w KQ", "c": "E73j", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 c7c6"}
{"n": "Sicilian: Najdorf, Poisoned Pawn, 9.Rb1", "f": "rnb1kb1r/1p3ppp/p2ppn2/6B1/3NPP2/2N5/PqPQ2PP/1R2KB1R b Kkq", "c": "B97m", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 d8b6 d1d2 b6b2 a1b1"}
{"n": "King's Indian: Fianchetto, Yugoslav Panno", "f": "r1bq1rk1/pp2ppbp/2np1np1/2pP4/2P5/2N2NP1/PP2PPBP/R1BQ1RK1 b -", "c": "E66a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 c7c5 e1g1 b8c6 d4d5"}
{"n": "Queen's Pawn: 2.Nf3", "f": "rnbqkbnr/ppp1pppp/8/3p4/3P4/5N2/PPP1PPPP/RNBQKB1R b KQkq", "c": "D02a", "m": "d2d4 d7d5 g1f3"}
{"n": "Catalan: Open, 5.Nf3 a6 6.O-O b5 7.Ne5 Nd5 8.a4", "f": "rnbqkb1r/2p2ppp/p3p3/1p1nN3/P1pP4/6P1/1P2PPBP/RNBQ1RK1 b kq", "c": "E04h", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 a7a6 e1g1 b7b5 f3e5 f6d5 a2a4"}
{"n": "QGD Tarrasch: 8.O-O O-O (Main Line)", "f": "r1bq1rk1/pp2bppp/2n2n2/2pp4/3P4/2N2NP1/PP2PPBP/R1BQ1RK1 w -", "c": "D34c", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 g8f6 f1g2 f8e7 e1g1 e8g8"}
{"n": "Sicilian: Sozin-Scheveningen", "f": "r1bqkb1r/pp3ppp/2nppn2/8/2BNP3/2N5/PPP2PPP/R1BQK2R w KQkq", "c": "B88", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 f1c4 b8c6"}
{"n": "Four Knights: Scotch, Main Line, 10.Bg5 c6 11.Qf3 Be7", "f": "r1bq1rk1/p3bppp/2p2n2/3p2B1/8/2NB1Q2/PPP2PPP/R4RK1 w -", "c": "C47y", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 d2d4 e5d4 f3d4 f8b4 d4c6 b7c6 f1d3 d7d5 e4d5 c6d5 e1g1 e8g8 c1g5 c7c6 d1f3 b4e7"}
{"n": "Slav: Geller Gambit, 6.e5", "f": "rnbqkb1r/p3pppp/2p2n2/1p2P3/2pP4/2N2N2/PP3PPP/R1BQKB1R b KQkq", "c": "D15v", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 e2e4 b7b5 e4e5"}
{"n": "Dutch: 2.Nf3", "f": "rnbqkbnr/ppppp1pp/8/5p2/3P4/5N2/PPP1PPPP/RNBQKB1R b KQkq", "c": "A80q", "m": "d2d4 f7f5 g1f3"}
{"n": "Sicilian: Najdorf, Poisoned Pawn, Main Line, 13.e5 dxe5: 15.Ne4 Qxa2", "f": "r1b1kb1r/7p/p1p1pp2/4p3/4N3/8/q1PQ2PP/1R2KB1R w Kkq", "c": "B97v", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 d8b6 d1d2 b6b2 a1b1 b2a3 f4f5 b8c6 f5e6 f7e6 d4c6 b7c6 e4e5 d6e5 g5f6 g7f6 c3e4 a3a2"}
{"n": "Sicilian: 3.Bb5+ Bd7", "f": "rn1qkbnr/pp1bpppp/3p4/1Bp5/4P3/5N2/PPPP1PPP/RNBQK2R w KQkq", "c": "B52a", "m": "e2e4 c7c5 g1f3 d7d6 f1b5 c8d7"}
{"n": "Spanish: Closed, Zaitsev, 11.Nbd2", "f": "r2qr1k1/1bp1bppp/p1np1n2/1p2p3/3PP3/1BP2N1P/PP1N1PP1/R1BQR1K1 b -", "c": "C92m", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c8b7 d2d4 f8e8 b1d2"}
{"n": "Two Knights: Modern Variation", "f": "r1bqkb1r/pppp1ppp/2n2n2/4P3/2Bp4/5N2/PPP2PPP/RNBQK2R b KQkq", "c": "C55o", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 d2d4 e5d4 e4e5"}
{"n": "Spanish: Exchange, Gligoric Variation", "f": "r1bqkbnr/1pp3pp/p1p2p2/4p3/4P3/5N2/PPPP1PPP/RNBQ1RK1 w kq", "c": "C69a", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5c6 d7c6 e1g1 f7f6"}
{"n": "Vienna: 3.Bc4 Nc6 4.d3 Bb4 5.Ne2", "f": "r1bqk2r/pppp1ppp/2n2n2/4p3/1bB1P3/2NP4/PPP1NPPP/R1BQK2R b KQkq", "c": "C28p", "m": "e2e4 e7e5 b1c3 g8f6 f1c4 b8c6 d2d3 f8b4 g1e2"}
{"n": "Colle: Rubinstein's Attack", "f": "rnbqkb1r/pp3ppp/4pn2/2pp4/3P4/1P1BPN2/P1P2PPP/RNBQK2R b KQkq", "c": "D05f", "m": "d2d4 d7d5 g1f3 g8f6 e2e3 e7e6 f1d3 c7c5 b2b3"}
{"n": "King's Indian: 6.Be2 Bg4 7.Be3 Nfd7 8.Rc1", "f": "rn1q1rk1/pppnppbp/3p2p1/8/2PPP1b1/2N1BN2/PP2BPPP/2RQK2R b K", "c": "E91x", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 c8g4 c1e3 f6d7 a1c1"}
{"n": "Sicilian: Scheveningen, Keres, Perenyi Attack, 7...h6 8.f4", "f": "rnbqkb1r/1p3pp1/p2ppn1p/8/3NPPP1/2N1B3/PPP4P/R2QKB1R b KQkq", "c": "B81g", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 g2g4 a7a6 c1e3 h7h6 f2f4"}
{"n": "Sicilian: Taimanov, 5.Be2", "f": "r1bqkbnr/pp1p1ppp/2n1p3/8/3NP3/8/PPP1BPPP/RNBQK2R b KQkq", "c": "B44c", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 f1e2"}
{"n": "Sicilian: Boleslavsky, 7.Nf3, 9.Re1 O-O 10.h3 Be6", "f": "r2q1rk1/pp2bpp1/2npbn1p/4p3/4P3/2N2N1P/PPP1BPP1/R1BQR1K1 w -", "c": "B58p", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1e2 e7e5 d4f3 h7h6 e1g1 f8e7 f1e1 e8g8 h2h3 c8e6"}
{"n": "Sicilian: Najdorf, Main Line, 10.Bd3 h6 11.Qh3", "f": "r1b1k2r/1pqnbpp1/p2ppn1p/6B1/3NPP2/2NB3Q/PPP3PP/2KR3R b kq", "c": "B99g", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7 d1f3 d8c7 e1c1 b8d7 f1d3 h7h6 f3h3"}
{"n": "King's Indian: 5.Be2 Nbd7", "f": "r1bqk2r/pppnppbp/3p1np1/8/2PPP3/2N5/PP2BPPP/R1BQK1NR w KQkq", "c": "E73e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 b8d7"}
{"n": "Benko Gambit: 4.cxb5 a6 5.b6", "f": "rnbqkb1r/3ppppp/pP3n2/2pP4/8/8/PP2PPPP/RNBQKBNR b KQkq", "c": "A57i", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5b6"}
{"n": "Caro-Kann: Steinitz, 5.Ng5 Ngf6", "f": "r1bqkb1r/pp1npppp/2p2n2/6N1/3P4/8/PPP2PPP/R1BQKBNR w KQkq", "c": "B17i", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 b8d7 e4g5 g8f6"}
{"n": "Sicilian: Dragon, Yugoslav, Old Main Line, 12.h4 Ne5 13.g4", "f": "r1r3k1/pp1bppbp/3p1np1/q3n3/3NP1PP/1BN1BP2/PPPQ4/2KR3R b -", "c": "B79e", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 f1c4 c8d7 e1c1 d8a5 c4b3 f8c8 h2h4 c6e5 g2g4"}
{"n": "Spanish: M\u00f6ller Defence, 6.c3", "f": "r1bqk2r/1ppp1ppp/p1n2n2/2b1p3/B3P3/2P2N2/PP1P1PPP/RNBQ1RK1 b kq", "c": "C78d", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8c5 c2c3"}
{"n": "French: Exchange, 4.c4 Nf6 5.Nc3", "f": "rnbqkb1r/ppp2ppp/5n2/3p4/2PP4/2N5/PP3PPP/R1BQKBNR b KQkq", "c": "C01e", "m": "e2e4 e7e6 d2d4 d7d5 e4d5 e6d5 c2c4 g8f6 b1c3"}
{"n": "King's Indian: Four Pawns Attack, Main Line, 9...Nxd4", "f": "r1bq1rk1/pp2ppbp/3p1np1/8/2PnPP2/2N1B3/PP2B1PP/R2QK2R w KQ", "c": "E79b", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f4 e8g8 f1e2 c7c5 g1f3 c5d4 f3d4 b8c6 c1e3 c6d4"}
{"n": "Two Knights: 4.d3 Be7", "f": "r1bqk2r/ppppbppp/2n2n2/4p3/2B1P3/3P1N2/PPP2PPP/RNBQK2R w KQkq", "c": "C55e", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 d2d3 f8e7"}
{"n": "French: Winawer, 6...Ne7 7.Nf3 Bd7", "f": "rn1qk2r/pp1bnppp/4p3/2ppP3/3P4/P1P2N2/2P2PPP/R1BQKB1R w KQkq", "c": "C19j", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3 b2c3 g8e7 g1f3 c8d7"}
{"n": "Gr\u00fcnfeld: 5.Bg5 Ne4 6.cxd5 Nxg5", "f": "rnbqk2r/ppp1ppbp/6p1/3P2n1/3P4/2N2N2/PP2PPPP/R2QKB1R w KQkq", "c": "D91i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 c1g5 f6e4 c4d5 e4g5"}
{"n": "Benoni: Four Pawns, Main Line", "f": "rnbqr1k1/pp3pbp/3p1np1/2pP4/4PP2/2N2N2/PP2B1PP/R1BQK2R w KQ", "c": "A69a", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 g1f3 e8g8 f1e2 f8e8"}
{"n": "Sicilian: Maroczy Bind, 7.Nc3 O-O", "f": "r1bq1rk1/pp1pppbp/2n2np1/8/2PNP3/2N1B3/PP3PPP/R2QKB1R w KQ", "c": "B38g", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 c1e3 g8f6 b1c3 e8g8"}
{"n": "Two Knights: Classical, Moller, 10.Bd2", "f": "r3kb1r/ppp2ppp/2n1b3/q7/3pN3/5N2/PPPB1PPP/R2QR1K1 b kq", "c": "C56l", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 d2d4 e5d4 e1g1 f6e4 f1e1 d7d5 c4d5 d8d5 b1c3 d5a5 c3e4 c8e6 c1d2"}
{"n": "Caro-Kann: Panov-Botvinnik, 5...Nc6 6.Nf3", "f": "r1bqkb1r/pp2pppp/2n2n2/3p4/2PP4/2N2N2/PP3PPP/R1BQKB1R b KQkq", "c": "B13r", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 c2c4 g8f6 b1c3 b8c6 g1f3"}
{"n": "QGD Tarrasch: 5.Nf3 Nc6 6.e3 Nf6 7.Be2 cxd4 8.Nxd4 Bd6 9.O-O O-O 10.b3", "f": "r1bq1rk1/pp3ppp/2nb1n2/3p4/3N4/1PN1P3/P3BPPP/R1BQ1RK1 b -", "c": "D32x", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 e2e3 g8f6 f1e2 c5d4 f3d4 f8d6 e1g1 e8g8 b2b3"}
{"n": "King's Indian: S\u00e4misch, 5...Na6", "f": "r1bqk2r/ppp1ppbp/n2p1np1/8/2PPP3/2N2P2/PP4PP/R1BQKBNR w KQkq", "c": "E80b", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 b8a6"}
{"n": "Sicilian: Rossolimo, 3...g6", "f": "r1bqkbnr/pp1ppp1p/2n3p1/1Bp5/4P3/5N2/PPPP1PPP/RNBQK2R w KQkq", "c": "B31a", "m": "e2e4 c7c5 g1f3 b8c6 f1b5 g7g6"}
{"n": "Elephant Gambit: Paulsen", "f": "rnbqkbnr/ppp2ppp/8/3P4/4p3/5N2/PPPP1PPP/RNBQKB1R w KQkq", "c": "C40i", "m": "e2e4 e7e5 g1f3 d7d5 e4d5 e5e4"}
{"n": "Gr\u00fcnfeld: 5.Bg5 Ne4 6.cxd5", "f": "rnbqk2r/ppp1ppbp/6p1/3P2B1/3Pn3/2N2N2/PP2PPPP/R2QKB1R b KQkq", "c": "D91h", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 c1g5 f6e4 c4d5"}
{"n": "Torre Attack: 3...g6 4.e3 Bg7 5.Nbd2 O-O 6.Bd3 c5 7.c3 Nbd7", "f": "r1bq1rk1/pp1nppbp/5np1/2pp2B1/3P4/2PBPN2/PP1N1PPP/R2QK2R w KQ", "c": "D03u", "m": "d2d4 d7d5 g1f3 g8f6 c1g5 g7g6 b1d2 f8g7 e2e3 e8g8 f1d3 c7c5 c2c3 b8d7"}
{"n": "Queen's Indian: 7.Nc3 d5 8.Ne5", "f": "rn1q1rk1/pbp1bppp/1p2pn2/3pN3/2PP4/2N3P1/PP2PPBP/R1BQ1RK1 b -", "c": "E18g", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 d7d5 f3e5"}
{"n": "Gr\u00fcnfeld: Classical Exchange, Main Line, 13.Bd3 Be6 14.Rc1", "f": "r2q1rk1/pp2ppbp/4b1p1/n7/3PP3/3BBP2/P3N1PP/2RQ1RK1 b -", "c": "D89c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 f1c4 e8g8 g1e2 c7c5 e1g1 b8c6 c1e3 c5d4 c3d4 c8g4 f2f3 c6a5 c4d3 g4e6 a1c1"}
{"n": "English: Symmetrical, Main Line, 6.d4", "f": "r1bqk2r/pp1pppbp/2n2np1/2p5/2PP4/2N2NP1/PP2PPBP/R1BQK2R b KQkq", "c": "A38b", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 g8f6 d2d4"}
{"n": "Budapest: Rubinstein, Main Line, 6.Nbd2 Qe7 7.e3", "f": "r1b1k2r/ppppqppp/2n5/4P3/1bP2Bn1/4PN2/PP1N1PPP/R2QKB1R b KQkq", "c": "A52m", "m": "d2d4 g8f6 c2c4 e7e5 d4e5 f6g4 c1f4 b8c6 g1f3 f8b4 b1d2 d8e7 e2e3"}
{"n": "King's Indian: Fianchetto, Yugoslav, 7.d5 Na6", "f": "r1bq1rk1/pp2ppbp/n2p1np1/2pP4/2P5/2N2NP1/PP2PPBP/R1BQK2R w KQ", "c": "E64e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 c7c5 d4d5 b8a6"}
{"n": "QGA: Classical, Furman Variation", "f": "rnbqkb1r/pp3ppp/4pn2/2p5/2BP4/4PN2/PP2QPPP/RNB1K2R b KQkq", "c": "D26j", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 d1e2"}
{"n": "Old Benoni: Schmidt, 6.Be2 O-O 7.O-O Na6 8.h3", "f": "r1bq1rk1/pp2ppbp/n2p1np1/2pP4/4P3/2N2N1P/PPP1BPP1/R1BQ1RK1 b -", "c": "A43z", "m": "d2d4 c7c5 d4d5 d7d6 e2e4 g8f6 b1c3 g7g6 g1f3 f8g7 f1e2 e8g8 e1g1 b8a6 h2h3"}
{"n": "Vienna Gambit: 3...d5", "f": "rnbqkb1r/ppp2ppp/5n2/3pp3/4PP2/2N5/PPPP2PP/R1BQKBNR w KQkq", "c": "C29c", "m": "e2e4 e7e5 b1c3 g8f6 f2f4 d7d5"}
{"n": "Nimzo-Indian: Classical, 4...c5 5.dxc5 Na6: 8.b4 Nce4 9.Qd4", "f": "r1bqk2r/pp1p1ppp/4pn2/8/1PPQn3/P7/4PPPP/R1B1KBNR b KQkq", "c": "E38l", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 c7c5 d4c5 b8a6 a2a3 b4c3 c2c3 a6c5 b2b4 c5e4 c3d4"}
{"n": "Semi-Slav: Botvinnik, 9.exf6", "f": "rnbqkb1r/p4p2/2p1pP1p/1p4p1/2pP3B/2N2N2/PP3PPP/R2QKB1R b KQkq", "c": "D44f", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 c1g5 d5c4 e2e4 b7b5 e4e5 h7h6 g5h4 g7g5 e5f6"}
{"n": "QGD: Classical, 5...O-O 6.e3 c5 7.dxc5 Bxc5 8.Qc2 Nc6 9.a3", "f": "r1bq1rk1/pp3ppp/2n1pn2/2bp4/2P2B2/P1N1PN2/1PQ2PPP/R3KB1R b KQ", "c": "D37s", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8e7 c1f4 e8g8 e2e3 c7c5 d4c5 e7c5 d1c2 b8c6 a2a3"}
{"n": "Two Knights: Fritz, Berliner Variation", "f": "r3kb1r/p1p2ppp/8/1p1n4/3np1bq/2P2PN1/PP1P2PP/RNBQKB1R w KQkq", "c": "C57m", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 f3g5 d7d5 e4d5 c6d4 c2c3 b7b5 c4f1 f6d5 g5e4 d8h4 e4g3 c8g4 f2f3 e5e4"}
{"n": "Elephant Gambit: 3.Nxe5", "f": "rnbqkbnr/ppp2ppp/8/3pN3/4P3/8/PPPP1PPP/RNBQKB1R b KQkq", "c": "C40f", "m": "e2e4 e7e5 g1f3 d7d5 f3e5"}
{"n": "QGA: Classical, 8...Bb7 9.a4", "f": "rn1qkb1r/1b3ppp/p3pn2/1pp5/P2P4/1B2PN2/1P2QPPP/RNB2RK1 b kq", "c": "D29c", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 d1e2 b7b5 c4b3 c8b7 a2a4"}
{"n": "Indian: London, 3...c5 4.c3", "f": "rnbqkb1r/pp1p1ppp/4pn2/2p5/3P1B2/2P2N2/PP2PPPP/RN1QKB1R b KQkq", "c": "A46q", "m": "d2d4 g8f6 g1f3 e7e6 c1f4 c7c5 c2c3"}
{"n": "Alekhine: S\u00e4misch Attack, 3...Nxc3", "f": "rnbqkb1r/pppppppp/8/4P3/8/2n5/PPPP1PPP/R1BQKBNR w KQkq", "c": "B02p", "m": "e2e4 g8f6 e4e5 f6d5 b1c3 d5c3"}
{"n": "King's Indian: 3.d5", "f": "rnbqkb1r/pppppp1p/5np1/3P4/2P5/8/PP2PPPP/RNBQKBNR b KQkq", "c": "E60c", "m": "d2d4 g8f6 c2c4 g7g6 d4d5"}
{"n": "Sicilian: Najdorf, 6.g3 Nc6", "f": "r1bqkb1r/1p2pppp/p1np1n2/8/3NP3/2N3P1/PPP2P1P/R1BQKB1R w KQkq", "c": "B91d", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 g2g3 b8c6"}
{"n": "KGA: Cunningham Defence", "f": "rnbqk1nr/ppppbppp/8/8/4Pp2/5N2/PPPP2PP/RNBQKB1R w KQkq", "c": "C35", "m": "e2e4 e7e5 f2f4 e5f4 g1f3 f8e7"}
{"n": "Sicilian: Richter-Rauzer, 7.Qd2 Be7, 9.f4 h6 10.Bh4", "f": "r1bq1rk1/pp2bpp1/2nppn1p/8/3NPP1B/2N5/PPPQ2PP/2KR1B1R b -", "c": "B64d", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 f8e7 e1c1 e8g8 f2f4 h7h6 g5h4"}
{"n": "King's Indian: Fianchetto, Yugoslav Panno, 9...a6 10.Rb1", "f": "r1bq1rk1/1p2ppbp/p2p1np1/n1pP4/2P5/2N3P1/PP1NPPBP/1RBQ1RK1 b -", "c": "E66f", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 c7c5 e1g1 b8c6 d4d5 c6a5 f3d2 a7a6 a1b1"}
{"n": "Sicilian: Scheveningen, Vitolins Variation", "f": "rnbqkb1r/pp3ppp/3ppn2/1B6/3NP3/2N5/PPP2PPP/R1BQK2R b KQkq", "c": "B80n", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 f1b5"}
{"n": "Sicilian: Open, 2...e6, 4.Nxd4", "f": "rnbqkbnr/pp1p1ppp/4p3/8/3NP3/8/PPP2PPP/RNBQKB1R b KQkq", "c": "B40l", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4"}
{"n": "French: KIA, Reversed Philidor, 4...Nc6", "f": "r1bqkb1r/ppp2ppp/2n1pn2/3p4/4P3/3P1N2/PPPN1PPP/R1BQKB1R w KQkq", "c": "C00u", "m": "e2e4 e7e6 d2d3 d7d5 b1d2 g8f6 g1f3 b8c6"}
{"n": "Spanish: Alapin Variation", "f": "r1bqk1nr/pppp1ppp/2n5/1B2p3/1b2P3/5N2/PPPP1PPP/RNBQK2R w KQkq", "c": "C60h", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f8b4"}
{"n": "QGA: Classical, 7.Qe2", "f": "rnbqkb1r/1p3ppp/p3pn2/2p5/2BP4/4PN2/PP2QPPP/RNB2RK1 b kq", "c": "D28a", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 d1e2"}
{"n": "Sicilian: Richter-Rauzer, 7.Qd2 Qb6 8.Nb3", "f": "r1b1kb1r/pp3ppp/1qnppn2/6B1/4P3/1NN5/PPPQ1PPP/R3KB1R b KQkq", "c": "B63d", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 d8b6 d4b3"}
{"n": "French: Winawer, Advance, 4...c5", "f": "rnbqk1nr/pp3ppp/4p3/2ppP3/1b1P4/2N5/PPP2PPP/R1BQKBNR w KQkq", "c": "C17a", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5"}
{"n": "Spanish: Open, Motzko Attack", "f": "r2qk2r/2p2ppp/p1n1b3/1pbpP3/4n3/1BPQ1N2/PP3PPP/RNB2RK1 b kq", "c": "C82j", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 d2d4 b7b5 a4b3 d7d5 d4e5 c8e6 c2c3 f8c5 d1d3"}
{"n": "Sicilian: Accelerated Fianchetto, 5.Be3", "f": "r1bqkbnr/pp1ppp1p/2n3p1/8/3NP3/4B3/PPP2PPP/RN1QKB1R b KQkq", "c": "B34e", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c1e3"}
{"n": "Slav: Dutch, 8...O-O", "f": "rn1q1rk1/pp3ppp/2p1pn2/5b2/PbBP4/2N1PN2/1P3PPP/R1BQ1RK1 w -", "c": "D18n", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 e2e3 e7e6 f1c4 f8b4 e1g1 e8g8"}
{"n": "QGA: 4.Nc3", "f": "rnbqkb1r/ppp1pppp/5n2/8/2pP4/2N2N2/PP2PPPP/R1BQKB1R b KQkq", "c": "D24a", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 b1c3"}
{"n": "QGD: Semi-Tarrasch, 6.e4, Main Line", "f": "rnbq1rk1/pp3ppp/4p3/8/2BPP3/5N2/P2Q1PPP/R3K2R b KQ", "c": "D41n", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 c4d5 f6d5 e2e4 d5c3 b2c3 c5d4 c3d4 f8b4 c1d2 b4d2 d1d2 e8g8 f1c4"}
{"n": "Sicilian: Boleslavsky, 7.Nb3 Be7 8.O-O O-O 9.Be3", "f": "r1bq1rk1/pp2bppp/2np1n2/4p3/4P3/1NN1B3/PPP1BPPP/R2Q1RK1 b -", "c": "B59k", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1e2 e7e5 d4b3 f8e7 e1g1 e8g8 c1e3"}
{"n": "Dutch: Staunton Gambit, 4.Bg5 e6 5.Nxe4", "f": "rnbqkb1r/pppp2pp/4pn2/6B1/3PN3/8/PPP2PPP/R2QKBNR b KQkq", "c": "A83h", "m": "d2d4 f7f5 e2e4 f5e4 b1c3 g8f6 c1g5 e7e6 c3e4"}
{"n": "Spanish: Closed, Chigorin, 13...Bb7 14.d5", "f": "r4rk1/1bq1bppp/p2p1n2/np1Pp3/4P3/5N1P/PPBN1PP1/R1BQR1K1 b -", "c": "C99g", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 d8c7 b1d2 c5d4 c3d4 c8b7 d4d5"}
{"n": "QGD: Tartakower, 8.Qc2", "f": "rnbq1rk1/p1p1bpp1/1p2pn1p/3p4/2PP3B/2N1PN2/PPQ2PPP/R3KB1R b KQ", "c": "D58c", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5h4 b7b6 d1c2"}
{"n": "Semi-Slav: Meran, Capablanca, 8...Bb7", "f": "r2qkb1r/pb1n1ppp/2p1pn2/1p6/3P4/2N1PN2/PP2BPPP/R1BQK2R w KQkq", "c": "D47f", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4e2 c8b7"}
{"n": "English: Symmetrical, Main Line 7.d4, 10.Qd3 Rb8", "f": "1rbq1rk1/pp2ppbp/3p1np1/8/2P5/2NQ2P1/PP2PPBP/R1B2RK1 w -", "c": "A39o", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 g8f6 e1g1 e8g8 d2d4 c5d4 f3d4 c6d4 d1d4 d7d6 d4d3 a8b8"}
{"n": "Catalan: Open, Classical, 8.Qxc4 b5 9.Qc2 Bb7", "f": "rn1q1rk1/1bp1bppp/p3pn2/1p6/3P4/5NP1/PPQ1PPBP/RNB2RK1 w -", "c": "E05q", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 f8e7 e1g1 e8g8 d1c2 a7a6 c2c4 b7b5 c4c2 c8b7"}
{"n": "Spanish: Four Knights (Tarrasch) Variation", "f": "r1bqkb1r/1ppp1ppp/p1n2n2/4p3/B3P3/2N2N2/PPPP1PPP/R1BQK2R b KQkq", "c": "C77h", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 b1c3"}
{"n": "Sicilian: Closed, 6.f4 e5 7.Nf3 Nge7 8.O-O", "f": "r1bqk2r/pp2npbp/2np2p1/2p1p3/4PP2/2NP1NP1/PPP3BP/R1BQ1RK1 b kq", "c": "B25k", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 f2f4 e7e5 g1f3 g8e7 e1g1"}
{"n": "King's Indian: Fianchetto, Kavalek/Bronstein, 8.e4", "f": "rnb2rk1/pp2ppbp/2pp1np1/q7/2PPP3/2N2NP1/PP3PBP/R1BQ1RK1 b -", "c": "E62j", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 c7c6 e1g1 d8a5 e2e4"}
{"n": "Sicilian: Closed, 6.f4 e6: 9.Be3 Nd4 10.Rb1", "f": "r1bq1rk1/pp2npbp/3pp1p1/2p5/3nPP2/2NPBNP1/PPP3BP/1R1Q1RK1 b -", "c": "B25u", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 f2f4 e7e6 g1f3 g8e7 e1g1 e8g8 c1e3 c6d4 a1b1"}
{"n": "Sicilian: Maroczy Bind, Breyer, 8.Qxg4 Nxd4 9.Qd1 e5 10.Bd3", "f": "r1bqk2r/pp1p1pbp/6p1/4p3/2PnP3/2NBB3/PP3PPP/R2QK2R b KQkq", "c": "B39g", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 c1e3 g8f6 b1c3 f6g4 d1g4 c6d4 g4d1 e7e5 f1d3"}
{"n": "Slav: Smyslov, 6.e4", "f": "r1bqkb1r/pp2pppp/n1p2n2/8/P1pPP3/2N2N2/1P3PPP/R1BQKB1R b KQkq", "c": "D16i", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 b8a6 e2e4"}
{"n": "English: Symmetrical, Main Line, 6.O-O O-O", "f": "r1bq1rk1/pp1pppbp/2n2np1/2p5/2P5/2N2NP1/PP1PPPBP/R1BQ1RK1 w -", "c": "A38f", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 g8f6 e1g1 e8g8"}
{"n": "Slav: Exchange, 6.Bf4 e6 7.e3 Bd6", "f": "r1bqk2r/pp3ppp/2nbpn2/3p4/3P1B2/2N1PN2/PP3PPP/R2QKB1R w KQkq", "c": "D13s", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 c4d5 c6d5 b1c3 b8c6 c1f4 e7e6 e2e3 f8d6"}
{"n": "Caro-Kann: Panov-Botvinnik Attack", "f": "rnbqkbnr/pp2pppp/8/3p4/2PP4/8/PP3PPP/RNBQKBNR b KQkq", "c": "B13n", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 c2c4"}
{"n": "Modern: Averbakh, 4...e5 5.Nf3 Nd7 6.Be2", "f": "r1bqk1nr/pppn1pbp/3p2p1/4p3/2PPP3/2N2N2/PP2BPPP/R1BQK2R b KQkq", "c": "A42r", "m": "d2d4 d7d6 c2c4 g7g6 b1c3 f8g7 e2e4 e7e5 g1f3 b8d7 f1e2"}
{"n": "QGD: 4.Bg5 Nbd7 5.e3 c6 6.Nf3", "f": "r1bqkb1r/pp1n1ppp/2p1pn2/3p2B1/2PP4/2N1PN2/PP3PPP/R2QKB1R b KQkq", "c": "D52a", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 b8d7 e2e3 c7c6 g1f3"}
{"n": "French: Tarrasch, Open, 4.exd5 Qxd5, Main Line, 10.Nxd4 a6", "f": "r1b1kb1r/1p3ppp/p2qpn2/8/2BN4/8/PPP2PPP/R1BQ1RK1 w kq", "c": "C07r", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 e4d5 d8d5 g1f3 c5d4 f1c4 d5d6 e1g1 g8f6 d2b3 b8c6 b3d4 c6d4 f3d4 a7a6"}
{"n": "Neo-King's Indian: London System", "f": "rnbqk2r/ppppppbp/5np1/8/3P1B2/4PN2/PPP2PPP/RN1QKB1R b KQkq", "c": "A48j", "m": "d2d4 g8f6 g1f3 g7g6 c1f4 f8g7 e2e3"}
{"n": "Slav: Dutch, 8...O-O 9.Nh4", "f": "rn1q1rk1/pp3ppp/2p1pn2/5b2/PbBP3N/2N1P3/1P3PPP/R1BQ1RK1 b -", "c": "D18p", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 e2e3 e7e6 f1c4 f8b4 e1g1 e8g8 f3h4"}
{"n": "Spanish: Closed, Averbakh, 7.c3 O-O", "f": "r1bq1rk1/1pp1bppp/p1np1n2/4p3/B3P3/2P2N2/PP1P1PPP/RNBQR1K1 w -", "c": "C87i", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 d7d6 c2c3 e8g8"}
{"n": "Sicilian: Richter-Rauzer, 6...Qa5", "f": "r1b1kb1r/pp2pppp/2np1n2/q5B1/3NP3/2N5/PPP2PPP/R2QKB1R w KQkq", "c": "B60c", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 d8a5"}
{"n": "Sicilian: Closed", "f": "rnbqkbnr/pp1p1ppp/4p3/2p5/4P3/2N5/PPPPNPPP/R1BQKB1R b KQkq", "c": "B23h", "m": "e2e4 c7c5 b1c3 e7e6 g1e2"}
{"n": "QGA: Janowski-Larsen, 6.h3 Bh5 7.Nc3 Nbd7", "f": "r2qkb1r/pppn1ppp/4pn2/7b/2BP4/2N1PN1P/PP3PP1/R1BQK2R w KQkq", "c": "D25p", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 c8g4 f1c4 e7e6 h2h3 g4h5 b1c3 b8d7"}
{"n": "King's Indian: S\u00e4misch, Orthodox, Bronstein Variation", "f": "rnb2rk1/ppp2pbp/3p2p1/3Pp2n/2P1P2q/2N1BP2/PP1Q2PP/R3KBNR w KQ", "c": "E87g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 d4d5 f6h5 d1d2 d8h4"}
{"n": "Sicilian: 2...Nc6", "f": "r1bqkbnr/pp1ppppp/2n5/2p5/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq", "c": "B30a", "m": "e2e4 c7c5 g1f3 b8c6"}
{"n": "Queen's Pawn: 1...e6", "f": "rnbqkbnr/pppp1ppp/4p3/8/3P4/8/PPP1PPPP/RNBQKBNR w KQkq", "c": "A40m", "m": "d2d4 e7e6"}
{"n": "Sicilian, Chekhover, Main Line, 10.Qd3", "f": "r2qk2r/pp2bppp/2bppn2/6B1/4P3/2NQ1N2/PPP2PPP/2KR3R b kq", "c": "B53u", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 d1d4 b8c6 f1b5 c8d7 b5c6 d7c6 b1c3 g8f6 c1g5 e7e6 e1c1 f8e7 d4d3"}
{"n": "English: Symmetrical, Main Line 7.d4, 8...Qb6", "f": "r1b2rk1/pp1pppbp/1qn2np1/8/2PN4/2N3P1/PP2PPBP/R1BQ1RK1 w -", "c": "A39e", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 g8f6 e1g1 e8g8 d2d4 c5d4 f3d4 d8b6"}
{"n": "Slav: 3.Nc3 Nf6 4.e3 a6", "f": "rnbqkb1r/1p2pppp/p1p2n2/3p4/2PP4/2N1P3/PP3PPP/R1BQKBNR w KQkq", "c": "D10w", "m": "d2d4 d7d5 c2c4 c7c6 b1c3 g8f6 e2e3 a7a6"}
{"n": "QGA: Classical, Furman, 6...a6 7.dxc5 Bxc5 8.O-O Nc6", "f": "r1bqk2r/1p3ppp/p1n1pn2/2b5/2B5/4PN2/PP2QPPP/RNB2RK1 w kq", "c": "D26n", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 d1e2 a7a6 d4c5 f8c5 e1g1 b8c6"}
{"n": "Sicilian: Taimanov, 6.Be3 a6 7.Qd2 Nf6 8.f3", "f": "r1b1kb1r/1pqp1ppp/p1n1pn2/8/3NP3/2N1BP2/PPPQ2PP/R3KB1R b KQkq", "c": "B48h", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 c1e3 a7a6 d1d2 g8f6 f2f3"}
{"n": "Queen's Indian: Petrosian, 5.Nc3 d5 6.Bg5 Be7 7.Qa4+", "f": "rn1qk2r/pbp1bppp/1p2pn2/3p2B1/Q1PP4/P1N2N2/1P2PPPP/R3KB1R b KQkq", "c": "E12o", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 a2a3 c8b7 b1c3 d7d5 c1g5 f8e7 d1a4"}
{"n": "Vienna Gambit: Breyer Variation", "f": "rnbqk2r/ppp1bppp/8/3pP3/4n3/2N2N2/PPPP2PP/R1BQKB1R w KQkq", "c": "C29r", "m": "e2e4 e7e5 b1c3 g8f6 f2f4 d7d5 f4e5 f6e4 g1f3 f8e7"}
{"n": "King's Indian: S\u00e4misch, Orthodox, 7.Nge2", "f": "rnbq1rk1/ppp2pbp/3p1np1/4p3/2PPP3/2N1BP2/PP2N1PP/R2QKB1R b KQ", "c": "E85d", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 g1e2"}
{"n": "Slav: Dutch, 8...O-O 9.Qe2 Nbd7", "f": "r2q1rk1/pp1n1ppp/2p1pn2/5b2/PbBP4/2N1PN2/1P2QPPP/R1B2RK1 w -", "c": "D19h", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 e2e3 e7e6 f1c4 f8b4 e1g1 e8g8 d1e2 b8d7"}
{"n": "King's Indian: S\u00e4misch, 5...O-O 6.Be3 Nbd7 7.Qd2", "f": "r1bq1rk1/pppnppbp/3p1np1/8/2PPP3/2N1BP2/PP1Q2PP/R3KBNR b KQ", "c": "E81r", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b8d7 d1d2"}
{"n": "Slav: Exchange, 6.Bf4 Bf5", "f": "r2qkb1r/pp2pppp/2n2n2/3p1b2/3P1B2/2N2N2/PP2PPPP/R2QKB1R w KQkq", "c": "D14a", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 c4d5 c6d5 b1c3 b8c6 c1f4 c8f5"}
{"n": "Philidor: 3...exd4 4.Nxd4 Nf6 5.Nc3 Be7 6.Bc4", "f": "rnbqk2r/ppp1bppp/3p1n2/8/2BNP3/2N5/PPP2PPP/R1BQK2R b KQkq", "c": "C41l", "m": "e2e4 e7e5 g1f3 d7d6 d2d4 e5d4 f3d4 g8f6 b1c3 f8e7 f1c4"}
{"n": "Neo-King's Indian: Torre Attack", "f": "rnbqk2r/ppppppbp/5np1/6B1/3P4/2N2N2/PPP1PPPP/R2QKB1R b KQkq", "c": "A48p", "m": "d2d4 g8f6 g1f3 g7g6 c1g5 f8g7 b1c3"}
{"n": "Gr\u00fcnfeld: Russian, Smyslov, Main Line, 9...Nb6 10.Rd1 Nc6", "f": "r2q1rk1/ppp1ppbp/1nn3p1/8/3PP1b1/1QN1BN2/PP3PPP/3RKB1R w K", "c": "D99f", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 d1b3 d5c4 b3c4 e8g8 e2e4 c8g4 c1e3 f6d7 c4b3 d7b6 a1d1 b8c6"}
{"n": "French: Exchange, 4.Nf3 Bd6 5.c4", "f": "rnbqk1nr/ppp2ppp/3b4/3p4/2PP4/5N2/PP3PPP/RNBQKB1R b KQkq", "c": "C01q", "m": "e2e4 e7e6 d2d4 d7d5 e4d5 e6d5 g1f3 f8d6 c2c4"}
{"n": "Sicilian: Maroczy Bind, 6.Nc2 d6 7.Be2", "f": "r1bqk1nr/pp2ppbp/2np2p1/8/2P1P3/8/PPN1BPPP/RNBQK2R b KQkq", "c": "B37e", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 d4c2 d7d6 f1e2"}
{"n": "Richter-Veresov: 3...g6", "f": "rnbqkb1r/ppp1pp1p/5np1/3p2B1/3P4/2N5/PPP1PPPP/R2QKBNR w KQkq", "c": "D01e", "m": "d2d4 d7d5 b1c3 g8f6 c1g5 g7g6"}
{"n": "Spanish: Wormald Attack, 5...b5", "f": "r1bqkb1r/2pp1ppp/p1n2n2/1p2p3/B3P3/5N2/PPPPQPPP/RNB1K2R w KQkq", "c": "C77r", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 d1e2 b7b5"}
{"n": "QGD: Tartakower, Main Line, 11.Rc1 Be6", "f": "rn3rk1/p1p1qpp1/1p2b2p/3p4/3P4/4PN2/PP3PPP/2RQKB1R w K", "c": "D59l", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5h4 b7b6 c4d5 f6d5 h4e7 d8e7 c3d5 e6d5 a1c1 c8e6"}
{"n": "Pirc: Austrian, 5...c5 6.Bb5+ Bd7 7.e5 Ng4 8.Bxd7+", "f": "rn1qk2r/pp1Bppbp/3p2p1/2p1P3/3P1Pn1/2N2N2/PPP3PP/R1BQK2R b KQkq", "c": "B09v", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 f2f4 f8g7 g1f3 c7c5 f1b5 c8d7 e4e5 f6g4 b5d7"}
{"n": "Sicilian: Najdorf, Main Line, 10.Bd3 h6 11.Bh4 g5 12.fxg5", "f": "r1b1k2r/1pqnbp2/p2ppn1p/6P1/3NP2B/2NB1Q2/PPP3PP/2KR3R b kq", "c": "B99i", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7 d1f3 d8c7 e1c1 b8d7 f1d3 h7h6 g5h4 g7g5 f4g5"}
{"n": "Gr\u00fcnfeld: Classical Exchange, Main Line, Sokolsky, 16.Bh6", "f": "r2q1rk1/pp2p2p/4bppB/n2P4/4P3/3B1P2/P3N1PP/Q4RK1 b -", "c": "D89i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 f1c4 e8g8 g1e2 c7c5 e1g1 b8c6 c1e3 c5d4 c3d4 c8g4 f2f3 c6a5 c4d3 g4e6 d4d5 g7a1 d1a1 f7f6 e3h6"}
{"n": "Sicilian: Richter-Rauzer, 7.Qd2 Be7, 9.Nb3", "f": "r1bq1rk1/pp2bppp/2nppn2/6B1/4P3/1NN5/PPPQ1PPP/2KR1B1R b -", "c": "B63q", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 f8e7 e1c1 e8g8 d4b3"}
{"n": "Old Indian: Main Line, 8.Be3", "f": "r1bq1rk1/pp1nbppp/2pp1n2/4p3/2PPP3/2N1BN2/PP2BPPP/R2Q1RK1 b -", "c": "A55m", "m": "d2d4 g8f6 c2c4 d7d6 b1c3 e7e5 g1f3 b8d7 e2e4 f8e7 f1e2 c7c6 e1g1 e8g8 c1e3"}
{"n": "Gr\u00fcnfeld: Classical Exchange, 10.Be3 Qc7 11.Rc1 Rd8 12.Bf4", "f": "r1br2k1/ppq1ppbp/2n3p1/2p5/2BPPB2/2P5/P3NPPP/2RQ1RK1 b -", "c": "D87m", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 f1c4 e8g8 g1e2 c7c5 e1g1 b8c6 c1e3 d8c7 a1c1 f8d8 e3f4"}
{"n": "Vienna: Hamppe-Allgaier Gambit", "f": "r1bqkbnr/pppp1p1p/2n5/6p1/4Pp1P/2N2N2/PPPP2P1/R1BQKB1R b KQkq", "c": "C25q", "m": "e2e4 e7e5 b1c3 b8c6 f2f4 e5f4 g1f3 g7g5 h2h4"}
{"n": "Sicilian: Closed, 3.g3, 5.d3 d6 6.Nge2 e6", "f": "r1bqk1nr/pp3pbp/2npp1p1/2p5/4P3/2NP2P1/PPP1NPBP/R1BQK2R w KQkq", "c": "B25d", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 g1e2 e7e6"}
{"n": "Reti: Accepted, 3.Na3", "f": "rnbqkbnr/ppp1pppp/8/8/2p5/N4N2/PP1PPPPP/R1BQKB1R b KQkq", "c": "A09o", "m": "g1f3 d7d5 c2c4 d5c4 b1a3"}
{"n": "Queen's Indian: 4.g3 Bb7 5.Bg2 c5", "f": "rn1qkb1r/pb1p1ppp/1p2pn2/2p5/2PP4/5NP1/PP2PPBP/RNBQK2R w KQkq", "c": "E15u", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 c7c5"}
{"n": "Scandinavian: Lasker Variation", "f": "rn2kb1r/ppp1pppp/5n2/q7/3P2b1/2N2N1P/PPP2PP1/R1BQKB1R b KQkq", "c": "B01k", "m": "e2e4 d7d5 e4d5 d8d5 b1c3 d5a5 d2d4 g8f6 g1f3 c8g4 h2h3"}
{"n": "Sicilian: Dragon, Yugoslav, 9.O-O-O d5: 12.Bd4 e5", "f": "r1bq1rk1/p4pbp/2p3p1/3np3/3B4/2N2P2/PPPQ2PP/2KR1B1R w -", "c": "B76t", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 e1c1 d6d5 e4d5 f6d5 d4c6 b7c6 e3d4 e7e5"}
{"n": "French: Tarrasch, Guimard, Main Line", "f": "r1bqkb1r/pppn1ppp/2n1p3/3pP3/3P4/5N2/PPPN1PPP/R1BQKB1R w KQkq", "c": "C04c", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 b8c6 g1f3 g8f6 e4e5 f6d7"}
{"n": "Benoni: Four Pawns, Taimanov, 9.Bd3", "f": "rnbqk2r/pp1n1pbp/3p2p1/2pP4/4PP2/2NB4/PP4PP/R1BQK1NR b KQkq", "c": "A67e", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 f1b5 f6d7 b5d3"}
{"n": "Gr\u00fcnfeld: Modern Exchange, 8.Bb5+", "f": "rnbqk2r/pp2ppbp/6p1/1Bp5/3PP3/2P2N2/P4PPP/R1BQK2R b KQkq", "c": "D85k", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 g1f3 c7c5 f1b5"}
{"n": "Caro-Kann: Steinitz, 5.Ng5", "f": "r1bqkbnr/pp1npppp/2p5/6N1/3P4/8/PPP2PPP/R1BQKBNR b KQkq", "c": "B17h", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 b8d7 e4g5"}
{"n": "Queen's Indian: 5.Bg5 h6 6.Bh4 Bb4 7.e3", "f": "rn1qk2r/pbpp1pp1/1p2pn1p/8/1bPP3B/2N1PN2/PP3PPP/R2QKB1R b KQkq", "c": "E13f", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 b1c3 c8b7 c1g5 h7h6 g5h4 f8b4 e2e3"}
{"n": "French: MacCutcheon, Main Line", "f": "rnbqk2r/pp3p2/4p1pp/2ppP3/3P2Q1/2PB4/P1PK1PPP/R5NR w kq", "c": "C12p", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8b4 e4e5 h7h6 g5d2 b4c3 b2c3 f6e4 d1g4 g7g6 f1d3 e4d2 e1d2 c7c5"}
{"n": "Vienna: 3.Bc4 Nc6 4.d3 Be7", "f": "r1bqk2r/ppppbppp/2n2n2/4p3/2B1P3/2NP4/PPP2PPP/R1BQK1NR w KQkq", "c": "C28d", "m": "e2e4 e7e5 b1c3 g8f6 f1c4 b8c6 d2d3 f8e7"}
{"n": "Benko Gambit", "f": "rnbqkb1r/p2ppppp/5n2/1ppP4/2P5/8/PP2PPPP/RNBQKBNR w KQkq", "c": "A57a", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5"}
{"n": "Catalan: Open, 5.Nf3 Bb4+", "f": "rnbqk2r/ppp2ppp/4pn2/8/1bpP4/5NP1/PP2PPBP/RNBQK2R w KQkq", "c": "E04b", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 f8b4"}
{"n": "Slav: 4.e3 Bf5 5.Nc3 e6 6.Bd3 Bxd3 7.Qxd3 Nbd7", "f": "r2qkb1r/pp1n1ppp/2p1pn2/3p4/2PP4/2NQPN2/PP3PPP/R1B1K2R w KQkq", "c": "D12m", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 e2e3 c8f5 b1c3 e7e6 f1d3 f5d3 d1d3 b8d7"}
{"n": "Queen's Indian: 4.e3 Bb7 5.Nc3", "f": "rn1qkb1r/pbpp1ppp/1p2pn2/8/2PP4/2N1PN2/PP3PPP/R1BQKB1R b KQkq", "c": "E14c", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 e2e3 c8b7 b1c3"}
{"n": "Neo-Gr\u00fcnfeld, 6.O-O c6 7.cxd5 cxd5 8.Nc3 Nc6 9.Ne5", "f": "r1bq1rk1/pp2ppbp/2n2np1/3pN3/3P4/2N3P1/PP2PPBP/R1BQ1RK1 b -", "c": "D79g", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 e1g1 c7c6 c4d5 c6d5 b1c3 b8c6 f3e5"}
{"n": "Semi-Slav: Botvinnik, 5...Be7 6.e3", "f": "rnbqk2r/pp2bppp/2p1pn2/3p2B1/2PP4/2N1PN2/PP3PPP/R2QKB1R b KQkq", "c": "D43g", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 c1g5 f8e7 e2e3"}
{"n": "English: Symmetrical, Hedgehog System", "f": "rn1qk2r/pb1pbppp/1p2pn2/2p5/2P5/2N2NP1/PP1PPPBP/R1BQ1RK1 w kq", "c": "A30m", "m": "c2c4 c7c5 g1f3 g8f6 g2g3 b7b6 f1g2 c8b7 e1g1 e7e6 b1c3 f8e7"}
{"n": "King's Indian: Kramer, 5...O-O 6.Ng3", "f": "rnbq1rk1/ppp1ppbp/3p1np1/8/2PPP3/2N3N1/PP3PPP/R1BQKB1R b KQ", "c": "E70h", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1e2 e8g8 e2g3"}
{"n": "Slav: Bronstein, 6.Ne5 Bh5 7.f3 Nfd7", "f": "rn1qkb1r/pp1npppp/2p5/4N2b/P1pP4/2N2P2/1P2P1PP/R1BQKB1R w KQkq", "c": "D16r", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8g4 f3e5 g4h5 f2f3 f6d7"}
{"n": "Spanish: Marshall, 9.exd5 Nxd5", "f": "r1bq1rk1/2p1bppp/p1n5/1p1np3/8/1BP2N2/PP1P1PPP/RNBQR1K1 w -", "c": "C89c", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d5 e4d5 f6d5"}
{"n": "QGD: 4.Nf3 Be7 5.e3", "f": "rnbqk2r/ppp1bppp/4pn2/3p4/2PP4/2N1PN2/PP3PPP/R1BQKB1R b KQkq", "c": "D37e", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8e7 e2e3"}
{"n": "Gr\u00fcnfeld: Classical Exchange, 8...c5 9.Be3 Qa5", "f": "rnb2rk1/pp2ppbp/6p1/q1p5/2BPP3/2P1B3/P3NPPP/R2QK2R w KQ", "c": "D87c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 f1c4 e8g8 g1e2 c7c5 c1e3 d8a5"}
{"n": "Spanish: 4.Ba4", "f": "r1bqkbnr/1ppp1ppp/p1n5/4p3/B3P3/5N2/PPPP1PPP/RNBQK2R b KQkq", "c": "C70", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4"}
{"n": "Queen's Pawn: 2.Nf3 Bf5", "f": "rn1qkbnr/ppp1pppp/8/3p1b2/3P4/5N2/PPP1PPPP/RNBQKB1R w KQkq", "c": "D02d", "m": "d2d4 d7d5 g1f3 c8f5"}
{"n": "French: Tarrasch, Open, 4.exd5 exd5", "f": "rnbqkbnr/pp3ppp/8/2pp4/3P4/8/PPPN1PPP/R1BQKBNR w KQkq", "c": "C08a", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 e4d5 e6d5"}
{"n": "Sicilian: Open, 2...Nc6, 5...Qb6", "f": "r1b1kb1r/pp1ppppp/1qn2n2/8/3NP3/2N5/PPP2PPP/R1BQKB1R w KQkq", "c": "B33b", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g8f6 b1c3 d8b6"}
{"n": "Benoni: Four Pawns, 9.Be2 Bg4 10.O-O Nbd7", "f": "r2q1rk1/pp1n1pbp/3p1np1/2pP4/4PPb1/2N2N2/PP2B1PP/R1BQ1RK1 w -", "c": "A68k", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 g1f3 e8g8 f1e2 c8g4 e1g1 b8d7"}
{"n": "Semi-Slav: Botvinnik, 5...Be7 6.e3 O-O", "f": "rnbq1rk1/pp2bppp/2p1pn2/3p2B1/2PP4/2N1PN2/PP3PPP/R2QKB1R w KQ", "c": "D43h", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 c1g5 f8e7 e2e3 e8g8"}
{"n": "King's Indian: Mar del Plata, 9.Ne1 Nd7 10.f3", "f": "r1bq1rk1/pppnnpbp/3p2p1/3Pp3/2P1P3/2N2P2/PP2B1PP/R1BQNRK1 b -", "c": "E98r", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 f3e1 f6d7 f2f3"}
{"n": "Sicilian: Dragon, Yugoslav, Old Main Line, 11.Bb3 Rac8", "f": "2r2rk1/pp1bppbp/2np1np1/q7/3NP3/1BN1BP2/PPPQ2PP/2KR3R w -", "c": "B78s", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 f1c4 c8d7 e1c1 d8a5 c4b3 a8c8"}
{"n": "Nimzo-Indian: Leningrad, Main Line, 8...e5 9.f3 Nbd7", "f": "r1bqk2r/pp1n1pp1/3p1n1p/2pPp3/2P4B/2P1PP2/P5PP/R2QKBNR w KQkq", "c": "E31o", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 c1g5 h7h6 g5h4 c7c5 d4d5 d7d6 e2e3 b4c3 b2c3 e6e5 f2f3 b8d7"}
{"n": "Caro-Kann: Steinitz, 5.Bc4", "f": "r1bqkbnr/pp1npppp/2p5/8/2BPN3/8/PPP2PPP/R1BQK1NR b KQkq", "c": "B17p", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 b8d7 f1c4"}
{"n": "Caro-Kann: Gurgenidze: 4.e5", "f": "rnbqkbnr/pp2pp1p/2p3p1/3pP3/3P4/2N5/PPP2PPP/R1BQKBNR b KQkq", "c": "B15f", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 g7g6 e4e5"}
{"n": "Gr\u00fcnfeld: Russian, Prins, 8.Be2", "f": "r1bq1rk1/ppp1ppbp/n4np1/8/2QPP3/2N2N2/PP2BPPP/R1B1K2R b KQ", "c": "D97o", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 d1b3 d5c4 b3c4 e8g8 e2e4 b8a6 f1e2"}
{"n": "Catalan: Open, 5.Nf3 c5 6.O-O Nc6 7.Qa4", "f": "r1bqkb1r/pp3ppp/2n1pn2/2p5/Q1pP4/5NP1/PP2PPBP/RNB2RK1 b kq", "c": "E04o", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 c7c5 e1g1 b8c6 d1a4"}
{"n": "Budapest: Fajarowicz, 4.Nd2", "f": "rnbqkb1r/pppp1ppp/8/4P3/2P1n3/8/PP1NPPPP/R1BQKBNR b KQkq", "c": "A51f", "m": "d2d4 g8f6 c2c4 e7e5 d4e5 f6e4 b1d2"}
{"n": "Sicilian: Smith-Morra, 3.c3", "f": "rnbqkbnr/pp1ppppp/8/8/3pP3/2P5/PP3PPP/RNBQKBNR b KQkq", "c": "B21o", "m": "e2e4 c7c5 d2d4 c5d4 c2c3"}
{"n": "King's Indian: S\u00e4misch, Orthodox Main Line, 10.Qd2 a6 11.g4", "f": "r1bq1rk1/1p1n1pbp/p2p1np1/3Pp3/4P1P1/2N1BP2/PP1QN2P/R3KB1R b KQ", "c": "E89g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 d4d5 c7c6 g1e2 c6d5 c4d5 b8d7 d1d2 a7a6 g2g4"}
{"n": "QGA: Mannheim, 4...c6, 5.Qxc4 Bf5 6.g3", "f": "rn1qkb1r/pp2pppp/2p2n2/5b2/2QP4/5NP1/PP2PP1P/RNB1KB1R b KQkq", "c": "D23l", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 d1a4 c7c6 a4c4 c8f5 g2g3"}
{"n": "QGD: Tartakower, 8.Be2 Bb7 9.Bxf6 Bxf6 10.cxd5 exd5 11.b4 c6", "f": "rn1q1rk1/pb3pp1/1pp2b1p/3p4/1P1P4/2N1PN2/P3BPPP/R2QK2R w KQ", "c": "D58o", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5h4 b7b6 f1e2 c8b7 h4f6 e7f6 c4d5 e6d5 b2b4 c7c6"}
{"n": "Spanish: Open Berlin, 5...Be7 6.Qe2", "f": "r1bqk2r/ppppbppp/2n5/1B2p3/3Pn3/5N2/PPP1QPPP/RNB2RK1 b kq", "c": "C67h", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 e1g1 f6e4 d2d4 f8e7 d1e2"}
{"n": "King's Indian: Fianchetto, Panno, 8.e4", "f": "r1bq1rk1/1pp1ppbp/p1np1np1/8/2PPP3/2N2NP1/PP3PBP/R1BQ1RK1 b -", "c": "E63c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8c6 e1g1 a7a6 e2e4"}
{"n": "Philidor: 3.d4", "f": "rnbqkbnr/ppp2ppp/3p4/4p3/3PP3/5N2/PPP2PPP/RNBQKB1R b KQkq", "c": "C41c", "m": "e2e4 e7e5 g1f3 d7d6 d2d4"}
{"n": "King's Indian: Fianchetto, Classical, 9.h3 Qa5 10.Re1", "f": "r1b2rk1/pp1n1pbp/2pp1np1/q3p3/2PPP3/2N2NPP/PP3PB1/R1BQR1K1 b -", "c": "E69h", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 c7c6 h2h3 d8a5 f1e1"}
{"n": "QGD: 4.Bg5 Be7 5.Nf3 h6 6.Bh4 O-O 7.Qc2", "f": "rnbq1rk1/ppp1bpp1/4pn1p/3p4/2PP3B/2N2N2/PPQ1PPPP/R3KB1R b KQ", "c": "D53j", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 g1f3 h7h6 g5h4 e8g8 d1c2"}
{"n": "Sicilian: Grand Prix, 2...g6", "f": "rnbqkbnr/pp1ppp1p/6p1/2p5/4PP2/8/PPPP2PP/RNBQKBNR w KQkq", "c": "B21b", "m": "e2e4 c7c5 f2f4 g7g6"}
{"n": "Ponziani Countergambit", "f": "r1bqkbnr/pppp2pp/2n5/4pp2/4P3/2P2N2/PP1P1PPP/RNBQKB1R w KQkq", "c": "C44j", "m": "e2e4 e7e5 g1f3 b8c6 c2c3 f7f5"}
{"n": "Grob: 1...d5", "f": "rnbqkbnr/ppp1pppp/8/3p4/6P1/8/PPPPPP1P/RNBQKBNR w KQkq", "c": "A00o", "m": "g2g4 d7d5"}
{"n": "QGA: Janowski-Larsen, 5.Bxc4 e6", "f": "rn1qkb1r/ppp2ppp/4pn2/8/2BP2b1/4PN2/PP3PPP/RNBQK2R w KQkq", "c": "D25h", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 c8g4 f1c4 e7e6"}
{"n": "Colle: 3...c6", "f": "rnbqkb1r/pp2pppp/2p2n2/3p4/3P4/4PN2/PPP2PPP/RNBQKB1R w KQkq", "c": "D04f", "m": "d2d4 d7d5 g1f3 g8f6 e2e3 c7c6"}
{"n": "Semi-Slav: Botvinnik, Lilienthal, 11...Bb7", "f": "r2qkb1r/pb1n1p2/2p1pn2/1p2P1B1/2pP4/2N3P1/PP3P1P/R2QKB1R w KQkq", "c": "D44m", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 c1g5 d5c4 e2e4 b7b5 e4e5 h7h6 g5h4 g7g5 f3g5 h6g5 h4g5 b8d7 g2g3 c8b7"}
{"n": "Scandinavian: 2...Nf6 3.d4", "f": "rnbqkb1r/ppp1pppp/5n2/3P4/3P4/8/PPP2PPP/RNBQKBNR b KQkq", "c": "B01u", "m": "e2e4 d7d5 e4d5 g8f6 d2d4"}
{"n": "Spanish: Schliemann, 4.Nc3 Nd4", "f": "r1bqkbnr/pppp2pp/8/1B2pp2/3nP3/2N2N2/PPPP1PPP/R1BQK2R w KQkq", "c": "C63j", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f7f5 b1c3 c6d4"}
{"n": "Nimzo-Indian: 4.e3 O-O 5.Nf3", "f": "rnbq1rk1/pppp1ppp/4pn2/8/1bPP4/2N1PN2/PP3PPP/R1BQKB1R b KQ", "c": "E50", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 e2e3 e8g8 g1f3"}
{"n": "Slav: Dutch, 6...e6", "f": "rn1qkb1r/pp3ppp/2p1pn2/5b2/P1pP4/2N1PN2/1P3PPP/R1BQKB1R w KQkq", "c": "D18c", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 e2e3 e7e6"}
{"n": "Caro-Kann: Steinitz, 5.Bc4 Ngf6 6.Ng5, 8.Bd3 h6", "f": "r1bqkb1r/pp3pp1/1np1pn1p/6N1/3P4/3B4/PPP1QPPP/R1B1K1NR w KQkq", "c": "B17u", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 b8d7 f1c4 g8f6 e4g5 e7e6 d1e2 d7b6 c4d3 h7h6"}
{"n": "Sicilian: 3.Bb5+ Nc6 4.O-O Bd7 5.Re1 Nf6", "f": "r2qkb1r/pp1bpppp/2np1n2/1Bp5/4P3/5N2/PPPP1PPP/RNBQR1K1 w kq", "c": "B51q", "m": "e2e4 c7c5 g1f3 d7d6 f1b5 b8c6 e1g1 c8d7 f1e1 g8f6"}
{"n": "English: Symmetrical, 3.g3 e6", "f": "r1bqkbnr/pp1p1ppp/2n1p3/2p5/2P5/2N3P1/PP1PPP1P/R1BQKBNR w KQkq", "c": "A36c", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 e7e6"}
{"n": "Sicilian: 2.Nf3 d6 3.c3 Nf6 4.Bd3", "f": "rnbqkb1r/pp2pppp/3p1n2/2p5/4P3/2PB1N2/PP1P1PPP/RNBQK2R b KQkq", "c": "B50q", "m": "e2e4 c7c5 g1f3 d7d6 c2c3 g8f6 f1d3"}
{"n": "English: Symmetrical, Hedgehog, 6...d6 7.d4", "f": "rn1qkb1r/pb3ppp/1p1ppn2/2p5/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 b kq", "c": "A30l", "m": "c2c4 c7c5 g1f3 g8f6 g2g3 b7b6 f1g2 c8b7 e1g1 e7e6 b1c3 d7d6 d2d4"}
{"n": "Blumenfeld Countergambit", "f": "rnbqkb1r/p2p1ppp/4pn2/1ppP4/2P5/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "E10k", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 c7c5 d4d5 b7b5"}
{"n": "Old Benoni: Czech, 3.e4 d6 4.Nf3", "f": "rnbqkbnr/pp3ppp/3p4/2pPp3/4P3/5N2/PPP2PPP/RNBQKB1R b KQkq", "c": "A44n", "m": "d2d4 c7c5 d4d5 e7e5 e2e4 d7d6 g1f3"}
{"n": "Sicilian, Chekhover, 4...Nc6 5.Bb5 Bd7", "f": "r2qkbnr/pp1bpppp/2np4/1B6/3QP3/5N2/PPP2PPP/RNB1K2R w KQkq", "c": "B53n", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 d1d4 b8c6 f1b5 c8d7"}
{"n": "Slav: Exchange, 8.Bd3 Main Line, 12.Rac1", "f": "r4rk1/pp3ppp/2nqpn2/3p4/3P4/2NQPN2/PP3PPP/2R2RK1 b -", "c": "D14l", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 c4d5 c6d5 b1c3 b8c6 c1f4 c8f5 e2e3 e7e6 f1d3 f5d3 d1d3 f8d6 f4d6 d8d6 e1g1 e8g8 a1c1"}
{"n": "Spanish: Schliemann, 4.Nc3", "f": "r1bqkbnr/pppp2pp/2n5/1B2pp2/4P3/2N2N2/PPPP1PPP/R1BQK2R b KQkq", "c": "C63i", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f7f5 b1c3"}
{"n": "Spanish: Marshall Counterattack", "f": "r1bq1rk1/2p1bppp/p1n2n2/1p1pp3/4P3/1BP2N2/PP1P1PPP/RNBQR1K1 w -", "c": "C89a", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d5"}
{"n": "Nimzo-Indian: Leningrad, Main Line, 8...e5 9.f3", "f": "rnbqk2r/pp3pp1/3p1n1p/2pPp3/2P4B/2P1PP2/P5PP/R2QKBNR b KQkq", "c": "E31n", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 c1g5 h7h6 g5h4 c7c5 d4d5 d7d6 e2e3 b4c3 b2c3 e6e5 f2f3"}
{"n": "Semi-Slav: 6.Qc2 Be7", "f": "r1bqk2r/pp1nbppp/2p1pn2/3p4/2PP4/2N1PN2/PPQ2PPP/R1B1KB1R w KQkq", "c": "D45j", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 d1c2 f8e7"}
{"n": "QGA: 3.Nf3 Nf6 4.g3", "f": "rnbqkb1r/ppp1pppp/5n2/8/2pP4/5NP1/PP2PP1P/RNBQKB1R b KQkq", "c": "D23b", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 g2g3"}
{"n": "Sicilian: Closed, Botvinnik", "f": "r1bqk1nr/pp3pbp/2np2p1/2p1p3/4P3/2NP2P1/PPP1NPBP/R1BQK2R w KQkq", "c": "B25c", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 g1e2 e7e5"}
{"n": "Centre Game", "f": "rnbqkbnr/pppp1ppp/8/4p3/3PP3/8/PPP2PPP/RNBQKBNR b KQkq", "c": "C21", "m": "e2e4 e7e5 d2d4"}
{"n": "English: Symmetrical, 5.Nf3 e6 6.O-O Nge7 7.d3", "f": "r1bqk2r/pp1pnpbp/2n1p1p1/2p5/2P5/2NP1NP1/PP2PPBP/R1BQ1RK1 b kq", "c": "A37n", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 e7e6 e1g1 g8e7 d2d3"}
{"n": "Gr\u00fcnfeld: Classical Exchange, 10.Be3 Qc7 11.Rc1 Rd8 12.Qd2", "f": "r1br2k1/ppq1ppbp/2n3p1/2p5/2BPP3/2P1B3/P2QNPPP/2R2RK1 b -", "c": "D87l", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 f1c4 e8g8 g1e2 c7c5 e1g1 b8c6 c1e3 d8c7 a1c1 f8d8 d1d2"}
{"n": "QGD Tarrasch: 9.Bg5 c4", "f": "r1bq1rk1/pp2bppp/2n2n2/3p2B1/2pP4/2N2NP1/PP2PPBP/R2Q1RK1 w -", "c": "D34p", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 g8f6 f1g2 f8e7 e1g1 e8g8 c1g5 c5c4"}
{"n": "Sicilian: 2...e6 3.d4", "f": "rnbqkbnr/pp1p1ppp/4p3/2p5/3PP3/5N2/PPP2PPP/RNBQKB1R b KQkq", "c": "B40i", "m": "e2e4 c7c5 g1f3 e7e6 d2d4"}
{"n": "Nimzo-Indian: Leningrad, Main Line, 8...e5 9.Qc2", "f": "rnbqk2r/pp3pp1/3p1n1p/2pPp3/2P4B/2P1P3/P1Q2PPP/R3KBNR b KQkq", "c": "E31l", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 c1g5 h7h6 g5h4 c7c5 d4d5 d7d6 e2e3 b4c3 b2c3 e6e5 d1c2"}
{"n": "Semi-Slav: Noteboom Variation", "f": "rnbqkbnr/pp3ppp/2p1p3/8/2pP4/2N2N2/PP2PPPP/R1BQKB1R w KQkq", "c": "D31q", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c6 g1f3 d5c4"}
{"n": "Vienna: Alekhine Variation", "f": "r1bqk2r/ppppbppp/2nn4/4N2Q/8/1BN5/PPPP1PPP/R1B1K2R b KQkq", "c": "C27g", "m": "e2e4 e7e5 b1c3 g8f6 f1c4 f6e4 d1h5 e4d6 c4b3 f8e7 g1f3 b8c6 f3e5"}
{"n": "King's Indian: S\u00e4misch, Orthodox, 7.Nge2 c6 8.Qd2 Nbd7 9.O-O-O a6 10.Kb1", "f": "r1bq1rk1/1p1n1pbp/p1pp1np1/4p3/2PPP3/2N1BP2/PP1QN1PP/1K1R1B1R b -", "c": "E86i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 g1e2 c7c6 d1d2 b8d7 e1c1 a7a6 c1b1"}
{"n": "Catalan: 3...Bb4+ 4.Bd2 Bxd2+", "f": "rnbqk2r/pppp1ppp/4pn2/8/2PP4/6P1/PP1bPP1P/RN1QKBNR w KQkq", "c": "E00k", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 f8b4 c1d2 b4d2"}
{"n": "Torre Attack: 3...h6", "f": "rnbqkb1r/pppp1pp1/4pn1p/6B1/3P4/5N2/PPP1PPPP/RN1QKB1R w KQkq", "c": "A46x", "m": "d2d4 g8f6 g1f3 e7e6 c1g5 h7h6"}
{"n": "French: Winawer, 6...Ne7 7.Nf3 Nbc6 8.a4 Qa5+ 9.Bd2 Bd7 10.Bb5", "f": "r3k2r/pp1bnppp/2n1p3/qBppP3/P2P4/2P2N2/2PB1PPP/R2QK2R b KQkq", "c": "C19r", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3 b2c3 g8e7 g1f3 b8c6 a3a4 d8a5 c1d2 c8d7 f1b5"}
{"n": "Caro-Kann: Bronstein-Larsen, 6.Nf3 Bg4", "f": "rn1qkb1r/pp2pp1p/2p2p2/8/3P2b1/5N2/PPP2PPP/R1BQKB1R w KQkq", "c": "B16g", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 g8f6 e4f6 g7f6 g1f3 c8g4"}
{"n": "Sicilian: Najdorf, 6.Be2 e5 7.Nb3 Be7 8.O-O Be6 9.f4", "f": "rn1qk2r/1p2bppp/p2pbn2/4p3/4PP2/1NN5/PPP1B1PP/R1BQ1RK1 b kq", "c": "B92i", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 f1e2 e7e5 d4b3 f8e7 e1g1 c8e6 f2f4"}
{"n": "Gr\u00fcnfeld: Russian, Smyslov, Main Line", "f": "rn1q1rk1/pppnppbp/6p1/8/3PP1b1/1QN1BN2/PP3PPP/R3KB1R b KQ", "c": "D99a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 d1b3 d5c4 b3c4 e8g8 e2e4 c8g4 c1e3 f6d7 c4b3"}
{"n": "Spanish: Closed, Chigorin, 10...c5", "f": "r1bq1rk1/4bppp/p2p1n2/npp1p3/4P3/2P2N1P/PPBP1PP1/RNBQR1K1 w -", "c": "C96f", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5"}
{"n": "Sicilian: Closed, 6.Be3 e6 7.Qd2 Rb8 8.Nge2", "f": "1rbqk1nr/pp3pbp/2npp1p1/2p5/4P3/2NPB1P1/PPPQNPBP/R3K2R b KQk", "c": "B26q", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 c1e3 e7e6 d1d2 a8b8 g1e2"}
{"n": "English", "f": "rnbqkbnr/pppppppp/8/8/2P5/8/PP1PPPPP/RNBQKBNR b KQkq", "c": "A10", "m": "c2c4"}
{"n": "Spanish: Exchange, Gligoric, 8.Nb3", "f": "r1bqkbnr/1pp3pp/p4p2/2p5/4P3/1N6/PPP2PPP/RNBQ1RK1 b kq", "c": "C69k", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5c6 d7c6 e1g1 f7f6 d2d4 e5d4 f3d4 c6c5 d4b3"}
{"n": "Queen's Indian: 7.Nc3 Na6", "f": "r2q1rk1/pbppbppp/np2pn2/8/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 w -", "c": "E18d", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 b8a6"}
{"n": "Sicilian: Maroczy Bind, 7.Nc3 O-O 8.Be2 d6 9.O-O Bd7 10.Qd2 Nxd4, 12.f3 a5 13.b3", "f": "r2q1rk1/1p2ppbp/2bp1np1/p7/2PBP3/1PN2P2/P2QB1PP/R4RK1 b -", "c": "B38z", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 c1e3 g8f6 b1c3 e8g8 f1e2 d7d6 e1g1 c8d7 d1d2 c6d4 e3d4 d7c6 f2f3 a7a5 b2b3"}
{"n": "Alekhine: Four Pawns Attack, 5...dxe5", "f": "rnbqkb1r/ppp1pppp/1n6/4p3/2PP1P2/8/PP4PP/RNBQKBNR w KQkq", "c": "B03j", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 c2c4 d5b6 f2f4 d6e5"}
{"n": "King's Indian: 6.Be2 c5 7.d5 e6 8.O-O Re8", "f": "rnbqr1k1/pp3pbp/3ppnp1/2pP4/2P1P3/2N2N2/PP2BPPP/R1BQ1RK1 w -", "c": "E91i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 c7c5 d4d5 e7e6 e1g1 f8e8"}
{"n": "Neo-King's Indian", "f": "rnbqkb1r/pppppp1p/5np1/8/3P4/2N2N2/PPP1PPPP/R1BQKB1R b KQkq", "c": "A48e", "m": "d2d4 g8f6 g1f3 g7g6 b1c3"}
{"n": "King's Indian: Gligoric-Taimanov System", "f": "rnbq1rk1/ppp2pbp/3p1np1/4p3/2PPP3/2N1BN2/PP2BPPP/R2QK2R b KQ", "c": "E92g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 c1e3"}
{"n": "Caro-Kann: Two Knights, 3...Bg4 4.h3 Bxf3 5.Qxf3 e6 6.d3 Nd7", "f": "r2qkbnr/pp1n1ppp/2p1p3/3p4/4P3/2NP1Q1P/PPP2PP1/R1B1KB1R w KQkq", "c": "B11k", "m": "e2e4 c7c6 b1c3 d7d5 g1f3 c8g4 h2h3 g4f3 d1f3 e7e6 d2d3 b8d7"}
{"n": "Philidor: Antoshin Variation", "f": "rnbqk2r/ppp1bppp/3p1n2/8/3NP3/2N5/PPP1BPPP/R1BQK2R b KQkq", "c": "C41m", "m": "e2e4 e7e5 g1f3 d7d6 d2d4 e5d4 f3d4 g8f6 b1c3 f8e7 f1e2"}
{"n": "Sicilian: Richter-Rauzer, 7...a6 8.O-O-O", "f": "r1bqkb1r/1p3ppp/p1nppn2/6B1/3NP3/2N5/PPPQ1PPP/2KR1B1R b kq", "c": "B66c", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 a7a6 e1c1"}
{"n": "QGD Tarrasch: Wagner Variation", "f": "r2qkb1r/pp3ppp/2n2n2/2pp4/3P2b1/2N2NP1/PP2PPBP/R1BQK2R w KQkq", "c": "D33n", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 g8f6 f1g2 c8g4"}
{"n": "Spanish: Fianchetto, 4.c3", "f": "r1bqkbnr/pppp1p1p/2n3p1/1B2p3/4P3/2P2N2/PP1P1PPP/RNBQK2R b KQkq", "c": "C60n", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g7g6 c2c3"}
{"n": "Sicilian: Richter-Rauzer, 7...a6, 9.f4 b5 10.Bxf6 gxf6 11.Nxc6", "f": "r2qkb1r/3b1p1p/p1Nppp2/1p6/4PP2/2N5/PPPQ2PP/2KR1B1R b kq", "c": "B67o", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 a7a6 e1c1 c8d7 f2f4 b7b5 g5f6 g7f6 d4c6"}
{"n": "King's Indian: Glek, 8.Be3 Ng4", "f": "r1bq1rk1/ppp2pbp/n2p2p1/4p3/2PPP1n1/2N1BN2/PP2BPPP/R2Q1RK1 w -", "c": "E94m", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8a6 c1e3 f6g4"}
{"n": "Caro-Kann: Panov-Botvinnik, 5...Nc6, Normal Variaiton, 8.c5", "f": "r1bqk2r/pp2bppp/2n1pn2/2Pp2B1/3P4/2N2N2/PP3PPP/R2QKB1R b KQkq", "c": "B13z", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 c2c4 g8f6 b1c3 b8c6 c1g5 e7e6 g1f3 f8e7 c4c5"}
{"n": "King's Indian: Averbakh, 6...Na6", "f": "r1bq1rk1/ppp1ppbp/n2p1np1/6B1/2PPP3/2N5/PP2BPPP/R2QK1NR w KQ", "c": "E73p", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 b8a6"}
{"n": "QGD: Semi-Tarrasch, 5.e3 Be7", "f": "rnbqk2r/pp2bppp/4pn2/2pp4/2PP4/2N1PN2/PP3PPP/R1BQKB1R w KQkq", "c": "D40b", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 e2e3 f8e7"}
{"n": "Sicilian: Sozin, 7.Be3", "f": "r1bqkb1r/pp3ppp/2nppn2/8/2BNP3/2N1B3/PPP2PPP/R2QK2R b KQkq", "c": "B89", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 f1c4 b8c6 c1e3"}
{"n": "Philidor: Improved Hanham, 5.Bc4", "f": "r1bqkb1r/pppn1ppp/3p1n2/4p3/2BPP3/2N2N2/PPP2PPP/R1BQK2R b KQkq", "c": "C41s", "m": "e2e4 e7e5 g1f3 d7d6 d2d4 g8f6 b1c3 b8d7 f1c4"}
{"n": "Sicilian: Pelikan, Sveshnikov, 11.c3", "f": "r1bqkb1r/5p1p/p1np4/1p1Npp2/4P3/N1P5/PP3PPP/R2QKB1R b KQkq", "c": "B33v", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e5 d4b5 d7d6 c1g5 a7a6 b5a3 b7b5 g5f6 g7f6 c3d5 f6f5 c2c3"}
{"n": "Spanish: Closed, Zaitsev, 12.a3", "f": "r2qrbk1/1bp2ppp/p1np1n2/1p2p3/3PP3/PBP2N1P/1P1N1PP1/R1BQR1K1 b -", "c": "C92p", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c8b7 d2d4 f8e8 b1d2 e7f8 a2a3"}
{"n": "Blackmar-Diemer: Lemberger Countergambit", "f": "rnbqkbnr/ppp2ppp/8/4p3/3Pp3/2N5/PPP2PPP/R1BQKBNR w KQkq", "c": "D00m", "m": "d2d4 d7d5 e2e4 d5e4 b1c3 e7e5"}
{"n": "Old Benoni: Neo-Benko, 4.Bg5 Ne4", "f": "rnbqkb1r/p2ppppp/8/1ppP2B1/4n3/5N2/PPP1PPPP/RN1QKB1R w KQkq", "c": "A43q", "m": "d2d4 c7c5 d4d5 g8f6 g1f3 b7b5 c1g5 f6e4"}
{"n": "Sicilian: Richter-Rauzer, 7.Qd2 Qb6 8.Nb3 a6 9.O-O-O", "f": "r1b1kb1r/1p3ppp/pqnppn2/6B1/4P3/1NN5/PPPQ1PPP/2KR1B1R b kq", "c": "B63f", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 d8b6 d4b3 a7a6 e1c1"}
{"n": "Sicilian: Richter-Rauzer, Larsen, 7.Be2 Qa5", "f": "r3kb1r/pp1bpppp/2np1n2/q5B1/3NP3/2N5/PPP1BPPP/R2QK2R w KQkq", "c": "B60k", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 c8d7 f1e2 d8a5"}
{"n": "QGA: 4.e3 e6 5.Bxc4 a6", "f": "rnbqkb1r/1pp2ppp/p3pn2/8/2BP4/4PN2/PP3PPP/RNBQK2R w KQkq", "c": "D26c", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 a7a6"}
{"n": "Benko Gambit: 7.e4, Main Line, 11...Nbd7 12.Re1", "f": "r2q1rk1/3nppbp/3p1np1/2pP4/4P3/2N2NP1/PP3PKP/R1BQR3 b -", "c": "A59k", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6 c8a6 b1c3 d7d6 e2e4 a6f1 e1f1 g7g6 g2g3 f8g7 f1g2 e8g8 g1f3 b8d7 h1e1"}
{"n": "Slav: Exchange, 6.Bf4 Bf5 7.e3", "f": "r2qkb1r/pp2pppp/2n2n2/3p1b2/3P1B2/2N1PN2/PP3PPP/R2QKB1R b KQkq", "c": "D14b", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 c4d5 c6d5 b1c3 b8c6 c1f4 c8f5 e2e3"}
{"n": "Queen's Indian: 5.Bg5 h6 6.Bh4 Bb4 7.e3 g5", "f": "rn1qk2r/pbpp1p2/1p2pn1p/6p1/1bPP3B/2N1PN2/PP3PPP/R2QKB1R w KQkq", "c": "E13m", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 b1c3 c8b7 c1g5 h7h6 g5h4 f8b4 e2e3 g7g5"}
{"n": "King's Indian: Fianchetto, Classical, 8.d5", "f": "r1bq1rk1/pppn1pbp/3p1np1/3Pp3/2P5/2N2NP1/PP2PPBP/R1BQ1RK1 b -", "c": "E67e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 d4d5"}
{"n": "Benoni: Snake Variation vs. 4.Nf3", "f": "rnbqk2r/pp1p1ppp/3b1n2/2pP4/8/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "A60d", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 g1f3 e6d5 c4d5 f8d6"}
{"n": "Sicilian: Dragon, Yugoslav, 9.O-O-O d5: 12.Bd4 e5 13.Bc5 Be6", "f": "r2q1rk1/p4pbp/2p1b1p1/2Bnp3/8/2N2P2/PPPQ2PP/2KR1B1R w -", "c": "B76u", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 e1c1 d6d5 e4d5 f6d5 d4c6 b7c6 e3d4 e7e5 d4c5 c8e6"}
{"n": "Spanish: Marshall, 11.Rxe5 Nf6", "f": "r1bq1rk1/2p1bppp/p4n2/1p2R3/8/1BP5/PP1P1PPP/RNBQ2K1 w -", "c": "C89e", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d5 e4d5 f6d5 f3e5 c6e5 e1e5 d5f6"}
{"n": "French: Classical, Steinitz, 9.Qd2 Nc6 10.dxc5", "f": "r1b2rk1/pp1nqppp/2n1p3/2PpP3/5P2/2N2N2/PPPQ2PP/R3KB1R b KQ", "c": "C14n", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8e7 e4e5 f6d7 g5e7 d8e7 f2f4 e8g8 g1f3 c7c5 d1d2 b8c6 d4c5"}
{"n": "QGA: Smyslov Variation", "f": "rnbqkb1r/ppp1pp1p/5np1/8/2pP4/4PN2/PP3PPP/RNBQKB1R w KQkq", "c": "D25d", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 g7g6"}
{"n": "King's Indian: 5.Nf3 O-O 6.h3 e5 7.d5", "f": "rnbq1rk1/ppp2pbp/3p1np1/3Pp3/2P1P3/2N2N1P/PP3PP1/R1BQKB1R b KQ", "c": "E90p", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 h2h3 e7e5 d4d5"}
{"n": "QGA: Classical, 8...Bb7 9.Rd1 Nbd7 10.Nc3", "f": "r2qkb1r/1b1n1ppp/p3pn2/1pp5/3P4/1BN1PN2/PP2QPPP/R1BR2K1 b kq", "c": "D29j", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 d1e2 b7b5 c4b3 c8b7 f1d1 b8d7 b1c3"}
{"n": "Benoni: Four Pawns, Taimanov, 9.a4 (Zaitsev)", "f": "rnbqk2r/pp1n1pbp/3p2p1/1BpP4/P3PP2/2N5/1P4PP/R1BQK1NR b KQkq", "c": "A67k", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 f1b5 f6d7 a2a4"}
{"n": "Semi-Slav: Bogoljubow Variation", "f": "r1bqk2r/pp1nbppp/2p1pn2/3p4/2PP4/2NBPN2/PP3PPP/R1BQK2R w KQkq", "c": "D46c", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 f8e7"}
{"n": "QGD Tarrasch: 9.Bf4", "f": "r1bq1rk1/pp2bppp/2n2n2/2pp4/3P1B2/2N2NP1/PP2PPBP/R2Q1RK1 b -", "c": "D34f", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 g8f6 f1g2 f8e7 e1g1 e8g8 c1f4"}
{"n": "Spanish: Marshall, 12.Bxd5", "f": "r1bq1rk1/4bppp/p1p5/1p1BR3/8/2P5/PP1P1PPP/RNBQ2K1 b -", "c": "C89g", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d5 e4d5 f6d5 f3e5 c6e5 e1e5 c7c6 b3d5"}
{"n": "Sicilian: Maroczy Bind, 5...d6", "f": "r1bqkbnr/pp2pp1p/2np2p1/8/2PNP3/8/PP3PPP/RNBQKB1R w KQkq", "c": "B36b", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 d7d6"}
{"n": "Torre Attack: 3...h6 4.Bxf6 Qxf6 5.e4 d6", "f": "rnb1kb1r/ppp2pp1/3ppq1p/8/3PP3/5N2/PPP2PPP/RN1QKB1R w KQkq", "c": "A46z", "m": "d2d4 g8f6 g1f3 e7e6 c1g5 h7h6 g5f6 d8f6 e2e4 d7d6"}
{"n": "Sicilian: Dragon, Yugoslav, 9.g4 Be6", "f": "r2q1rk1/pp2ppbp/2npbnp1/8/3NP1P1/2N1BP2/PPPQ3P/R3KB1R w KQ", "c": "B76e", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 g2g4 c8e6"}
{"n": "Spanish: Centre Attack, 5...b5", "f": "r1bqkb1r/2pp1ppp/p1n2n2/1p2p3/B2PP3/5N2/PPP2PPP/RNBQK2R w KQkq", "c": "C77k", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 d2d4 b7b5"}
{"n": "QGD: Semi-Tarrasch, 6.g3, Main Line, 9.Nxd5 exd5 10.dxc5 Bxc5", "f": "r1bq1rk1/pp3ppp/2n5/2bp4/8/5NP1/PP2PPBP/R1BQ1RK1 w -", "c": "D41i", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 c4d5 f6d5 g2g3 b8c6 f1g2 f8e7 e1g1 e8g8 c3d5 e6d5 d4c5 e7c5"}
{"n": "Sicilian: Alapin, 2...d5 3.exd5 Qxd5 4.d4 e6", "f": "rnb1kbnr/pp3ppp/4p3/2pq4/3P4/2P5/PP3PPP/RNBQKBNR w KQkq", "c": "B22g", "m": "e2e4 c7c5 c2c3 d7d5 e4d5 d8d5 d2d4 e7e6"}
{"n": "QGD Tarrasch: 4.Nf3 cxd4 5.Nxd4 e5", "f": "rnbqkbnr/pp3ppp/8/3pp3/2PN4/2N5/PP2PPPP/R1BQKB1R w KQkq", "c": "D32c", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 g1f3 c5d4 f3d4 e6e5"}
{"n": "Spanish: Worrall Attack, 7...O-O", "f": "r1bq1rk1/2ppbppp/p1n2n2/1p2p3/4P3/1B3N2/PPPPQPPP/RNB2RK1 w -", "c": "C86e", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 d1e2 b7b5 a4b3 e8g8"}
{"n": "French: Swiss Variation", "f": "rnbqkb1r/ppp2ppp/4pn2/3p4/3PP3/2NB4/PPP2PPP/R1BQK1NR b KQkq", "c": "C11b", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 f1d3"}
{"n": "Spanish: Berlin, 4.d4", "f": "r1bqkb1r/pppp1ppp/2n2n2/1B2p3/3PP3/5N2/PPP2PPP/RNBQK2R b KQkq", "c": "C65c", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 d2d4"}
{"n": "Sicilian: Taimanov, 5...a6 6.Be3 Nf6", "f": "r1bqkb1r/1p1p1ppp/p1n1pn2/8/3NP3/2N1B3/PPP2PPP/R2QKB1R w KQkq", "c": "B46l", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 a7a6 c1e3 g8f6"}
{"n": "King's Gambit Accepted (KGA)", "f": "rnbqkbnr/pppp1ppp/8/8/4Pp2/8/PPPP2PP/RNBQKBNR w KQkq", "c": "C33", "m": "e2e4 e7e5 f2f4 e5f4"}
{"n": "Giuoco Pianissimo: Italian Four Knights, 5...d6", "f": "r1bqk2r/ppp2ppp/2np1n2/2b1p3/2B1P3/2NP1N2/PPP2PPP/R1BQK2R w KQkq", "c": "C50s", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 f8c5 d2d3 g8f6 b1c3 d7d6"}
{"n": "QGD Tarrasch: 6.g3 cxd4", "f": "r1bqkbnr/pp3ppp/2n5/3p4/3p4/2N2NP1/PP2PP1P/R1BQKB1R w KQkq", "c": "D33b", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 c5d4"}
{"n": "Scandinavian: Portuguese, 4.f3", "f": "rn1qkb1r/ppp1pppp/5n2/3P4/3P2b1/5P2/PPP3PP/RNBQKBNR b KQkq", "c": "B01v", "m": "e2e4 d7d5 e4d5 g8f6 d2d4 c8g4 f2f3"}
{"n": "Catalan: Closed, Main Line, 8...Re8", "f": "r1bqr1k1/pp1nbppp/2p1pn2/3p4/2PP4/5NP1/PPQNPPBP/R1B2RK1 w -", "c": "E09c", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 f8e7 g1f3 e8g8 e1g1 b8d7 d1c2 c7c6 b1d2 f8e8"}
{"n": "Sicilian: Boleslavsky, 7.Nb3 Be7 8.Bg5", "f": "r1bqk2r/pp2bppp/2np1n2/4p1B1/4P3/1NN5/PPP1BPPP/R2QK2R b KQkq", "c": "B59d", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1e2 e7e5 d4b3 f8e7 c1g5"}
{"n": "Giuoco Pianissimo: 5.d3 d6 6.Nbd2", "f": "r1bqk2r/ppp2ppp/2np1n2/2b1p3/2B1P3/2PP1N2/PP1N1PPP/R1BQK2R b KQkq", "c": "C54g", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 f8c5 c2c3 g8f6 d2d3 d7d6 b1d2"}
{"n": "Scotch: 4.Nxd4 Bb4+", "f": "r1bqk1nr/pppp1ppp/2n5/8/1b1NP3/8/PPP2PPP/RNBQKB1R w KQkq", "c": "C45c", "m": "e2e4 e7e5 g1f3 b8c6 d2d4 e5d4 f3d4 f8b4"}
{"n": "Spanish: Schliemann, 4.exf5", "f": "r1bqkbnr/pppp2pp/2n5/1B2pP2/8/5N2/PPPP1PPP/RNBQK2R b KQkq", "c": "C63b", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f7f5 e4f5"}
{"n": "Gr\u00fcnfeld: Modern Exchange, 8.Be3 O-O 9.Rc1 Qa5 Queenswap, 12.Nxd2", "f": "rnb2rk1/pp2ppbp/6p1/8/3PP3/4B3/P2N1PPP/2R1KB1R b K", "c": "D85y", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 g1f3 c7c5 c1e3 e8g8 a1c1 d8a5 d1d2 c5d4 c3d4 a5d2 f3d2"}
{"n": "Sicilian: Richter-Rauzer, 7.Qd2 Qb6 8.Nb3 a6", "f": "r1b1kb1r/1p3ppp/pqnppn2/6B1/4P3/1NN5/PPPQ1PPP/R3KB1R w KQkq", "c": "B63e", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 d8b6 d4b3 a7a6"}
{"n": "Sicilian: Richter-Rauzer, Podebrady Variation", "f": "r1bqkb1r/pp3ppp/2nppn2/6B1/4P3/1NN5/PPP2PPP/R2QKB1R b KQkq", "c": "B62d", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d4b3"}
{"n": "Semi-Slav: Meran, Old Main Line, Gligoric, 12.Qa4", "f": "r1bqkb1r/3n1ppp/p3p3/1N2P3/Q2p2n1/3B1N2/PP3PPP/R1B1K2R b KQkq", "c": "D49c", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 a7a6 e3e4 c6c5 e4e5 c5d4 c3b5 f6g4 d1a4"}
{"n": "KGA: Scandinavian (Abbazia) Variation", "f": "rnbqkbnr/ppp2ppp/8/3p4/4Pp2/5N2/PPPP2PP/RNBQKB1R w KQkq", "c": "C36", "m": "e2e4 e7e5 f2f4 e5f4 g1f3 d7d5"}
{"n": "King's Indian: Fianchetto, Panno, 8.h3", "f": "r1bq1rk1/1pp1ppbp/p1np1np1/8/2PP4/2N2NPP/PP2PPB1/R1BQ1RK1 b -", "c": "E63h", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8c6 e1g1 a7a6 h2h3"}
{"n": "QGD: Semi-Tarrasch, 7.Bd3 Main Line, 10.Re1 Bf6", "f": "r1bq1rk1/pp3ppp/2n1pb2/3n4/3P4/2NB1N2/PP3PPP/R1BQR1K1 w -", "c": "D42p", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 c4d5 f6d5 e2e3 b8c6 f1d3 c5d4 e3d4 f8e7 e1g1 e8g8 f1e1 e7f6"}
{"n": "Sicilian: Kan, 5.Nc3 Qc7 6.Bd3 Nf6", "f": "rnb1kb1r/1pqp1ppp/p3pn2/8/3NP3/2NB4/PPP2PPP/R1BQK2R w KQkq", "c": "B43n", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 a7a6 b1c3 d8c7 f1d3 g8f6"}
{"n": "Sicilian: Taimanov, 6.Be3 a6 7.Be2 Nf6 8.O-O Bb4 9.Na4 O-O", "f": "r1b2rk1/1pqp1ppp/p1n1pn2/8/Nb1NP3/4B3/PPP1BPPP/R2Q1RK1 w -", "c": "B49k", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 c1e3 a7a6 f1e2 g8f6 e1g1 f8b4 c3a4 e8g8"}
{"n": "Two Knights: Main Line, 11.d4 exd3", "f": "r1bqk2r/p4pp1/2pb1n1p/n3N3/8/3p4/PPP1BPPP/RNBQK2R w KQkq", "c": "C59k", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 f3g5 d7d5 e4d5 c6a5 c4b5 c7c6 d5c6 b7c6 b5e2 h7h6 g5f3 e5e4 f3e5 f8d6 d2d4 e4d3"}
{"n": "English: Symmetrical, Main Line 7.d4, 8...Nxd4", "f": "r1bq1rk1/pp1pppbp/5np1/8/2Pn4/2N3P1/PP2PPBP/R1BQ1RK1 w -", "c": "A39j", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 g8f6 e1g1 e8g8 d2d4 c5d4 f3d4 c6d4"}
{"n": "French: Winawer, Petrosian Variation", "f": "rnb1k1nr/pppq1ppp/4p3/3pP3/1b1P4/2N5/PPP2PPP/R1BQKBNR w KQkq", "c": "C16f", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 d8d7"}
{"n": "Reti: Advance, 3.e3 c5", "f": "rnbqkbnr/pp2pppp/8/2p5/2Pp4/4PN2/PP1P1PPP/RNBQKB1R w KQkq", "c": "A09e", "m": "g1f3 d7d5 c2c4 d5d4 e2e3 c7c5"}
{"n": "QGA: Classical, 7.Qe2 b5 8.Bb3 Nc6 9.Rd1 c4", "f": "r1bqkb1r/5ppp/p1n1pn2/1p6/2pP4/1B2PN2/PP2QPPP/RNBR2K1 w kq", "c": "D28k", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 d1e2 b7b5 c4b3 b8c6 f1d1 c5c4"}
{"n": "QGD: Exchange, Main Line, 9.Nf3 Re8 10.h3 Nf8 11.Bf4", "f": "r1bqrnk1/pp2bppp/2p2n2/3p4/3P1B2/2NBPN1P/PPQ2PP1/R3K2R b KQ", "c": "D36q", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1g5 c7c6 d1c2 f8e7 e2e3 b8d7 f1d3 e8g8 g1f3 f8e8 h2h3 d7f8 g5f4"}
{"n": "Benoni: Classical, 8.h3 O-O 9.Bd3 b5 10.Nxb5 Re8 11.O-O Nxe4", "f": "rnbqr1k1/p4pbp/3p2p1/1NpP4/4n3/3B1N1P/PP3PP1/R1BQ1RK1 w -", "c": "A70y", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 g1f3 f8g7 h2h3 e8g8 f1d3 b7b5 c3b5 f8e8 e1g1 f6e4"}
{"n": "Sicilian: Najdorf, Polugaevsky Variation", "f": "rnbqkb1r/5ppp/p2ppn2/1p4B1/3NPP2/2N5/PPP3PP/R2QKB1R w KQkq", "c": "B96n", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 b7b5"}
{"n": "Spanish: Berlin, Beverwijk, 5.Nxe5", "f": "r1bqk2r/pppp1ppp/2n2n2/1Bb1N3/4P3/8/PPPP1PPP/RNBQ1RK1 b kq", "c": "C65q", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 e1g1 f8c5 f3e5"}
{"n": "Neo-Benoni: 3.c3", "f": "rnbqkb1r/pp1ppppp/5n2/2p5/3P4/2P2N2/PP2PPPP/RNBQKB1R b KQkq", "c": "A46d", "m": "d2d4 g8f6 g1f3 c7c5 c2c3"}
{"n": "Sicilian: Scheveningen, Keres, Perenyi Attack", "f": "rnbqkb1r/1p3ppp/p2ppn2/8/3NP1P1/2N1B3/PPP2P1P/R2QKB1R b KQkq", "c": "B81d", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 g2g4 a7a6 c1e3"}
{"n": "Spanish: Closed, Zaitsev, 11.Nbd2 Bf8 12.d5 Nb8", "f": "rn1qrbk1/1bp2ppp/p2p1n2/1p1Pp3/4P3/1BP2N1P/PP1N1PP1/R1BQR1K1 w -", "c": "C92n", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c8b7 d2d4 f8e8 b1d2 e7f8 d4d5 c6b8"}
{"n": "Slav: Exchange", "f": "rnbqkb1r/pp2pppp/5n2/3p4/3P4/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "D13b", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 c4d5 c6d5"}
{"n": "Queen's Indian: 4.Bg5", "f": "rnbqkb1r/p1pp1ppp/1p2pn2/6B1/2PP4/5N2/PP2PPPP/RN1QKB1R b KQkq", "c": "E12v", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 c1g5"}
{"n": "Modern", "f": "rnbqkbnr/pppppp1p/6p1/8/4P3/2N5/PPPP1PPP/R1BQKBNR b KQkq", "c": "B06b", "m": "e2e4 g7g6 b1c3"}
{"n": "French: Tarrasch, Closed, 5.f4 c5 6.c3 Nc6 7.Ndf3 Qb6", "f": "r1b1kb1r/pp1n1ppp/1qn1p3/2ppP3/3P1P2/2P2N2/PP4PP/R1BQKBNR w KQkq", "c": "C05i", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 g8f6 e4e5 f6d7 f2f4 c7c5 c2c3 b8c6 d2f3 d8b6"}
{"n": "Four Knights: Symmetrical Variation", "f": "r1bq1rk1/ppp2ppp/2np1n2/1B2p3/1b2P3/2NP1N2/PPP2PPP/R1BQ1RK1 w -", "c": "C49g", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 f1b5 f8b4 e1g1 e8g8 d2d3 d7d6"}
{"n": "Colle: 5.c3 Nc6 6.Nbd2", "f": "r1bqkb1r/pp3ppp/2n1pn2/2pp4/3P4/2PBPN2/PP1N1PPP/R1BQK2R b KQkq", "c": "D05k", "m": "d2d4 d7d5 g1f3 g8f6 e2e3 e7e6 f1d3 c7c5 c2c3 b8c6 b1d2"}
{"n": "Caro-Kann: Panov-Botvinnik, 5...Nc6, Czerniak Variation", "f": "r1b1kb1r/pp2pppp/2n2n2/q2p2B1/2PP4/2N5/PP3PPP/R2QKBNR w KQkq", "c": "B13w", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 c2c4 g8f6 b1c3 b8c6 c1g5 d8a5"}
{"n": "Sicilian, Taimanov, Szen, 7.N1c3 a6 8.Na3 Be7", "f": "r1bqk2r/1p2bppp/p1nppn2/8/2P1P3/N1N5/PP3PPP/R1BQKB1R w KQkq", "c": "B44t", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 d4b5 d7d6 c2c4 g8f6 b1c3 a7a6 b5a3 f8e7"}
{"n": "Semi-Slav: Meran, Lundin, 9.Ne4 Nxe4", "f": "r1bqkb1r/p2n1ppp/2p1p3/8/1p1Pn3/3BPN2/PP3PPP/R1BQK2R w KQkq", "c": "D47k", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 b5b4 c3e4 f6e4"}
{"n": "Slav Defence", "f": "rnbqkbnr/pp2pppp/2p5/3p4/2PP4/8/PP2PPPP/RNBQKBNR w KQkq", "c": "D10a", "m": "d2d4 d7d5 c2c4 c7c6"}
{"n": "Modern", "f": "rnbqkbnr/pppppp1p/6p1/8/4P3/8/PPPP1PPP/RNBQKBNR w KQkq", "c": "B06a", "m": "e2e4 g7g6"}
{"n": "Queen's Gambit Declined (QGD)", "f": "rnbqkbnr/ppp2ppp/4p3/3p4/2PP4/8/PP2PPPP/RNBQKBNR w KQkq", "c": "D30a", "m": "d2d4 d7d5 c2c4 e7e6"}
{"n": "Two Knights: Fegatello (Fried Liver) Attack", "f": "r1bqkb1r/ppp2Npp/2n5/3np3/2B5/8/PPPP1PPP/RNBQK2R b KQkq", "c": "C57g", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 f3g5 d7d5 e4d5 f6d5 g5f7"}
{"n": "French: MacCutcheon, 6.Bd2", "f": "rnbqk2r/ppp2pp1/4pn1p/3pP3/1b1P4/2N5/PPPB1PPP/R2QKBNR b KQkq", "c": "C12i", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8b4 e4e5 h7h6 g5d2"}
{"n": "Sicilian: Najdorf, Main Line, 10.Bd3", "f": "r1b1k2r/1pqnbppp/p2ppn2/6B1/3NPP2/2NB1Q2/PPP3PP/2KR3R b kq", "c": "B99f", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7 d1f3 d8c7 e1c1 b8d7 f1d3"}
{"n": "Neo-Old Indian: Wade Defence, 3.c4 Nd7", "f": "r2qkbnr/pppnpppp/3p4/8/2PP2b1/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "A41h", "m": "d2d4 d7d6 g1f3 c8g4 c2c4 b8d7"}
{"n": "Sicilian: Taimanov, 6.f4", "f": "r1b1kbnr/ppqp1ppp/2n1p3/8/3NPP2/2N5/PPP3PP/R1BQKB1R b KQkq", "c": "B47d", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 f2f4"}
{"n": "King's Indian: S\u00e4misch, Orthodox, 7.d5 Nh5 8.Qd2 f5 9.O-O-O f4", "f": "rnbq1rk1/ppp3bp/3p2p1/3Pp2n/2P1Pp2/2N1BP2/PP1Q2PP/2KR1BNR w -", "c": "E87l", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 d4d5 f6h5 d1d2 f7f5 e1c1 f5f4"}
{"n": "Dutch: Krejcik Gambit", "f": "rnbqkbnr/ppppp1pp/8/5p2/3P2P1/8/PPP1PP1P/RNBQKBNR b KQkq", "c": "A80b", "m": "d2d4 f7f5 g2g4"}
{"n": "Sicilian: Najdorf, 6.Be2 e5", "f": "rnbqkb1r/1p3ppp/p2p1n2/4p3/3NP3/2N5/PPP1BPPP/R1BQK2R w KQkq", "c": "B92c", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 f1e2 e7e5"}
{"n": "Slav: 4.Qc2 g6 5.Bf4", "f": "rnbqkb1r/pp2pp1p/2p2np1/3p4/2PP1B2/5N2/PPQ1PPPP/RN2KB1R b KQkq", "c": "D11j", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 d1c2 g7g6 c1f4"}
{"n": "Semi-Slav: 6.Qc2", "f": "r1bqkb1r/pp1n1ppp/2p1pn2/3p4/2PP4/2N1PN2/PPQ2PPP/R1B1KB1R b KQkq", "c": "D45h", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 d1c2"}
{"n": "Torre Attack: 3...g6", "f": "rnbqkb1r/ppp1pp1p/5np1/3p2B1/3P4/5N2/PPP1PPPP/RN1QKB1R w KQkq", "c": "D03k", "m": "d2d4 d7d5 g1f3 g8f6 c1g5 g7g6"}
{"n": "Four Knights: Rubinstein, 5.Nxe5", "f": "r1bqkb1r/pppp1ppp/5n2/1B2N3/3nP3/2N5/PPPP1PPP/R1BQK2R b KQkq", "c": "C48h", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 f1b5 c6d4 f3e5"}
{"n": "King's Indian: Averbakh, 7.d5 e6 8.Nf3 h6 9.Bh4", "f": "rnbq1rk1/pp3pb1/3ppnpp/2pP4/2P1P2B/2N2N2/PP2BPPP/R2QK2R b KQ", "c": "E75d", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 c7c5 d4d5 e7e6 g1f3 h7h6 g5h4"}
{"n": "Slav: 3.Nc3 dxc4 4.e4 b5", "f": "rnbqkbnr/p3pppp/2p5/1p6/2pPP3/2N5/PP3PPP/R1BQKBNR w KQkq", "c": "D10q", "m": "d2d4 d7d5 c2c4 c7c6 b1c3 d5c4 e2e4 b7b5"}
{"n": "King's Indian: S\u00e4misch, 5...a6 6.Be3", "f": "rnbqk2r/1pp1ppbp/p2p1np1/8/2PPP3/2N1BP2/PP4PP/R2QKBNR b KQkq", "c": "E80k", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 a7a6 c1e3"}
{"n": "Nimzo-Indian: Classical, 4...c5 5.dxc5 Nc6", "f": "r1bqk2r/pp1p1ppp/2n1pn2/2P5/1bP5/2N5/PPQ1PPPP/R1B1KBNR w KQkq", "c": "E38h", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 c7c5 d4c5 b8c6"}
{"n": "Torre Attack", "f": "rnbqkb1r/pppp1ppp/4pn2/6B1/3P4/5N2/PPP1PPPP/RN1QKB1R b KQkq", "c": "A46r", "m": "d2d4 g8f6 g1f3 e7e6 c1g5"}
{"n": "French: Tarrasch, Guimard, Main Line, 6.Nb3", "f": "r1bqkb1r/pppn1ppp/2n1p3/3pP3/3P4/1N3N2/PPP2PPP/R1BQKB1R b KQkq", "c": "C04h", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 b8c6 g1f3 g8f6 e4e5 f6d7 d2b3"}
{"n": "King's Indian: Mar del Plata, Bayonet Attack, 9...Nh5 10.g3", "f": "r1bq1rk1/ppp1npbp/3p2p1/3Pp2n/1PP1P3/2N2NP1/P3BP1P/R1BQ1RK1 b -", "c": "E97n", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 b2b4 f6h5 g2g3"}
{"n": "King's Indian: Fianchetto, 6...c6", "f": "rnbq1rk1/pp2ppbp/2pp1np1/8/2PP4/2N2NP1/PP2PPBP/R1BQK2R w KQ", "c": "E62c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 c7c6"}
{"n": "QGA: Mannheim, 4...c6, 5.Qxc4 Bf5 6.g3 e6 7.Bg2 Nbd7", "f": "r2qkb1r/pp1n1ppp/2p1pn2/5b2/2QP4/5NP1/PP2PPBP/RNB1K2R w KQkq", "c": "D23n", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 d1a4 c7c6 a4c4 c8f5 g2g3 e7e6 f1g2 b8d7"}
{"n": "French: Tarrasch, Closed, 8...f6 9.exf6, 11...Qb6 12.Nc3", "f": "r1b1k2r/pp4pp/1qnbpn2/3p4/3P4/2NB1N2/PP3PPP/R1BQ1RK1 b kq", "c": "C06p", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 g8f6 e4e5 f6d7 f1d3 c7c5 c2c3 b8c6 g1e2 c5d4 c3d4 f7f6 e5f6 d7f6 e1g1 f8d6 d2f3 d8b6 e2c3"}
{"n": "Sicilian: Maroczy Bind, 5...Nf6 6.Nc3", "f": "r1bqkb1r/pp1ppp1p/2n2np1/8/2PNP3/2N5/PP3PPP/R1BQKB1R b KQkq", "c": "B36d", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 g8f6 b1c3"}
{"n": "Sicilian: Najdorf, Main Line, Keres Variation", "f": "r1b1k2r/1pqnbppp/p2ppn2/6B1/3NPP2/2N2Q2/PPP1B1PP/2KR3R b kq", "c": "B99c", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7 d1f3 d8c7 e1c1 b8d7 f1e2"}
{"n": "Sicilian: Richter-Rauzer", "f": "r1bqkb1r/pp2pppp/2np1n2/6B1/3NP3/2N5/PPP2PPP/R2QKB1R b KQkq", "c": "B60a", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5"}
{"n": "Sicilian: Najdorf, 6...e6 7.Qd2", "f": "rnbqkb1r/1p3ppp/p2ppn2/6B1/3NP3/2N5/PPPQ1PPP/R3KB1R b KQkq", "c": "B95e", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 d1d2"}
{"n": "French: Tarrasch, Open, 5.Ngf3 Nc6 6.Bb5 cxd4", "f": "r1bqkbnr/pp3ppp/2n5/1B1p4/3p4/5N2/PPPN1PPP/R1BQK2R w KQkq", "c": "C09c", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 e4d5 e6d5 g1f3 b8c6 f1b5 c5d4"}
{"n": "Benoni: S\u00e4misch, 8.Bg5 O-O 9.Qd2 a6", "f": "rnbq1rk1/1p3pbp/p2p1np1/2pP2B1/4P3/2N2P2/PP1Q2PP/R3KBNR w KQ", "c": "A65q", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f3 f8g7 c1g5 e8g8 d1d2 a7a6"}
{"n": "King's Indian: 7.O-O exd4 8.Nxd4 Re8 9.f3 Nc6 10.Be3 Nh5 11.Qd2", "f": "r1bqr1k1/ppp2pbp/2np2p1/7n/2PNP3/2N1BP2/PP1QB1PP/R4RK1 b -", "c": "E94e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 e5d4 f3d4 f8e8 f2f3 b8c6 c1e3 f6h5 d1d2"}
{"n": "Sicilian: Taimanov, 6.Be3 a6 7.Be2 Nf6 8.O-O Bb4 9.Na4 Be7 10.Nxc6", "f": "r1b1k2r/1pqpbppp/p1N1pn2/8/N3P3/4B3/PPP1BPPP/R2Q1RK1 b kq", "c": "B49m", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 c1e3 a7a6 f1e2 g8f6 e1g1 f8b4 c3a4 b4e7 d4c6"}
{"n": "Sicilian: Boleslavsky, 7.Nb3 Be7 8.O-O O-O 9.f4", "f": "r1bq1rk1/pp2bppp/2np1n2/4p3/4PP2/1NN5/PPP1B1PP/R1BQ1RK1 b -", "c": "B59j", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1e2 e7e5 d4b3 f8e7 e1g1 e8g8 f2f4"}
{"n": "King's Indian: 4.Nf3 O-O 5.e3 d6 6.Be2", "f": "rnbq1rk1/ppp1ppbp/3p1np1/8/2PP4/2N1PN2/PP2BPPP/R1BQK2R b KQ", "c": "E61n", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 e8g8 e2e3 d7d6 f1e2"}
{"n": "Benoni: Four Pawns, Main Line, 10.e5: 12.Bg5 f6", "f": "rnbqr1k1/pp4bp/5pp1/2pPP1B1/6n1/2N2N2/PP2B1PP/R2QK2R w KQ", "c": "A69j", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 g1f3 e8g8 f1e2 f8e8 e4e5 d6e5 f4e5 f6g4 c1g5 f7f6"}
{"n": "English: Kurajica Defence", "f": "rnbqkbnr/pp3ppp/2p1p3/3p4/2P5/5NP1/PP1PPP1P/RNBQKB1R w KQkq", "c": "A13p", "m": "c2c4 e7e6 g1f3 d7d5 g2g3 c7c6"}
{"n": "QGD: Exchange, 6.Qc2 Be7 7.e3", "f": "rnbqk2r/pp2bppp/2p2n2/3p2B1/3P4/2N1P3/PPQ2PPP/R3KBNR b KQkq", "c": "D36f", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1g5 c7c6 d1c2 f8e7 e2e3"}
{"n": "Semi-Slav: Meran, Sozin Variation", "f": "r1bqkb1r/5ppp/p3pn2/1N2n3/3p4/3B1N2/PP3PPP/R1BQK2R w KQkq", "c": "D49e", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 a7a6 e3e4 c6c5 e4e5 c5d4 c3b5 d7e5"}
{"n": "French: Winawer, Poisoned Pawn, Main Line", "f": "r3k1r1/ppqbnp2/2n1p3/3pP3/5P2/P1pQ4/2P1N1PP/R1B1KB1R w KQq", "c": "C18u", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3 b2c3 g8e7 d1g4 d8c7 g4g7 h8g8 g7h7 c5d4 g1e2 b8c6 f2f4 c8d7 h7d3 d4c3"}
{"n": "Sicilian: Scheveningen, Keres, 6...Nc6 7.g5 Nd7 8.Be3 Be7", "f": "r1bqk2r/pp1nbppp/2npp3/6P1/3NP3/2N1B3/PPP2P1P/R2QKB1R w KQkq", "c": "B81t", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 g2g4 b8c6 g4g5 f6d7 c1e3 f8e7"}
{"n": "French: Tarrasch, Open, 4.exd5 Qxd5, Main Line, 10.Nxd4", "f": "r1b1kb1r/pp3ppp/3qpn2/8/2BN4/8/PPP2PPP/R1BQ1RK1 b kq", "c": "C07q", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 e4d5 d8d5 g1f3 c5d4 f1c4 d5d6 e1g1 g8f6 d2b3 b8c6 b3d4 c6d4 f3d4"}
{"n": "Alekhine: Scandinavian, Exchange, 4.Bc4 e6", "f": "rnbqkb1r/ppp2ppp/4p3/3n4/2B5/2N5/PPPP1PPP/R1BQK1NR w KQkq", "c": "B02j", "m": "e2e4 g8f6 b1c3 d7d5 e4d5 f6d5 f1c4 e7e6"}
{"n": "Semi-Slav: Chigorin, 7.O-O", "f": "r1bqk2r/pp1n1ppp/2pbpn2/3p4/2PP4/2NBPN2/PP3PPP/R1BQ1RK1 b kq", "c": "D46n", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 f8d6 e1g1"}
{"n": "French: Winawer, 4.Qd3", "f": "rnbqk1nr/ppp2ppp/4p3/3p4/1b1PP3/2NQ4/PPP2PPP/R1B1KBNR b KQkq", "c": "C15d", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 d1d3"}
{"n": "Budapest: Rubinstein, Main Line", "f": "r1bqk2r/pppp1ppp/2n5/4P3/1bP2Bn1/5N2/PP2PPPP/RN1QKB1R w KQkq", "c": "A52k", "m": "d2d4 g8f6 c2c4 e7e5 d4e5 f6g4 c1f4 b8c6 g1f3 f8b4"}
{"n": "Spanish: Closed, Chigorin, Keres, 11.Nbd2 cxd4", "f": "r1bq1rk1/3nbppp/p2p4/np2p3/3pP3/2P2N1P/PPBN1PP1/R1BQR1K1 w -", "c": "C96o", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 f6d7 b1d2 c5d4"}
{"n": "Sicilian: Accelerated Fianchetto, Modern Variation", "f": "r1bqkbnr/pp1ppp1p/2n3p1/8/3NP3/2N5/PPP2PPP/R1BQKB1R b KQkq", "c": "B34f", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 b1c3"}
{"n": "Sicilian: Open, 2...d6, 5.Nc3 Nc6 6.Be3 e5", "f": "r1bqkb1r/pp3ppp/2np1n2/4p3/3NP3/2N1B3/PPP2PPP/R2QKB1R w KQkq", "c": "B56p", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1e3 e7e5"}
{"n": "Slav: 3.Nc3 Nf6 4.e3 Bf5", "f": "rn1qkb1r/pp2pppp/2p2n2/3p1b2/2PP4/2N1P3/PP3PPP/R1BQKBNR w KQkq", "c": "D10v", "m": "d2d4 d7d5 c2c4 c7c6 b1c3 g8f6 e2e3 c8f5"}
{"n": "Modern: 3.Nc3 d6 4.Bc4", "f": "rnbqk1nr/ppp1ppbp/3p2p1/8/2BPP3/2N5/PPP2PPP/R1BQK1NR b KQkq", "c": "B06n", "m": "e2e4 g7g6 d2d4 f8g7 b1c3 d7d6 f1c4"}
{"n": "Sicilian: Hungarian, 3.c4", "f": "rnbqkbnr/pp1ppp1p/6p1/2p5/2P1P3/5N2/PP1P1PPP/RNBQKB1R b KQkq", "c": "B27f", "m": "e2e4 c7c5 g1f3 g7g6 c2c4"}
{"n": "Caro-Kann: Goldman/Spielmann", "f": "rnbqkbnr/pp2pppp/2p5/3p4/4P3/2N2Q2/PPPP1PPP/R1B1KBNR b KQkq", "c": "B10r", "m": "e2e4 c7c6 b1c3 d7d5 d1f3"}
{"n": "Spanish: Exchange, Gligoric, 8.Nb3 Queenswap, 9...Bd7", "f": "r3kbnr/1ppb2pp/p4p2/2p5/4P3/1N6/PPP2PPP/RNBR2K1 w kq", "c": "C69l", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5c6 d7c6 e1g1 f7f6 d2d4 e5d4 f3d4 c6c5 d4b3 d8d1 f1d1 c8d7"}
{"n": "QGD: 3.Nf3", "f": "rnbqkbnr/ppp2ppp/4p3/3p4/2PP4/5N2/PP2PPPP/RNBQKB1R b KQkq", "c": "D30f", "m": "d2d4 d7d5 c2c4 e7e6 g1f3"}
{"n": "Nimzowitsch Defence: 2.Nf3 d6", "f": "r1bqkbnr/ppp1pppp/2np4/8/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq", "c": "B00o", "m": "e2e4 b8c6 g1f3 d7d6"}
{"n": "Queen's Indian: 7.Nc3 d5 8.Ne5 Nbd7", "f": "r2q1rk1/pbpnbppp/1p2pn2/3pN3/2PP4/2N3P1/PP2PPBP/R1BQ1RK1 w -", "c": "E18i", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 d7d5 f3e5 b8d7"}
{"n": "King's Indian: Mar del Plata, 9.Ne1 Nd7 10.Be3 f5", "f": "r1bq1rk1/pppnn1bp/3p2p1/3Ppp2/2P1P3/2N1B3/PP2BPPP/R2QNRK1 w -", "c": "E98k", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 f3e1 f6d7 c1e3 f7f5"}
{"n": "Old Indian: Main Line, 8.Qc2 a6", "f": "r1bq1rk1/1p1nbppp/p1pp1n2/4p3/2PPP3/2N2N2/PPQ1BPPP/R1B2RK1 w -", "c": "A55p", "m": "d2d4 g8f6 c2c4 d7d6 b1c3 e7e5 g1f3 b8d7 e2e4 f8e7 f1e2 c7c6 e1g1 e8g8 d1c2 a7a6"}
{"n": "Sicilian: Alapin, 2...Nf6, 5.cxd4 e6 6.Nf3 b6", "f": "rnbqkb1r/p2p1ppp/1p2p3/3nP3/3P4/5N2/PP3PPP/RNBQKB1R w KQkq", "c": "B22x", "m": "e2e4 c7c5 c2c3 g8f6 e4e5 f6d5 d2d4 c5d4 c3d4 e7e6 g1f3 b7b6"}
{"n": "Two Knights: Morphy, Polerio, 6...c6", "f": "r1bqkb1r/pp3ppp/2p2n2/nB1Pp1N1/8/8/PPPP1PPP/RNBQK2R w KQkq", "c": "C58e", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 f3g5 d7d5 e4d5 c6a5 c4b5 c7c6"}
{"n": "Sicilian: Dragon, Yugoslav, 9.O-O-O d5: 12.Bd4", "f": "r1bq1rk1/p3ppbp/2p3p1/3n4/3B4/2N2P2/PPPQ2PP/2KR1B1R b -", "c": "B76s", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 e1c1 d6d5 e4d5 f6d5 d4c6 b7c6 e3d4"}
{"n": "Spanish: Open, Baguio Variation", "f": "r2q1rk1/2p2ppp/p1n5/1pbpPb2/4n3/2P2N2/PPBN1PPP/R1BQ1RK1 w -", "c": "C82n", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 d2d4 b7b5 a4b3 d7d5 d4e5 c8e6 c2c3 f8c5 b1d2 e8g8 b3c2 e6f5"}
{"n": "Queen's Indian: 7.Nc3 Ne4 8.Nxe4", "f": "rn1q1rk1/pbppbppp/1p2p3/8/2PPN3/5NP1/PP2PPBP/R1BQ1RK1 b -", "c": "E18s", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 f6e4 c3e4"}
{"n": "Caro-Kann: Panov-Botvinnik, 5...e6 6.Nf3 Bb4 7.cxd5 Nxd5 8.Bd2", "f": "rnbqk2r/pp3ppp/4p3/3n4/1b1P4/2N2N2/PP1B1PPP/R2QKB1R b KQkq", "c": "B14v", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 c2c4 g8f6 b1c3 e7e6 g1f3 f8b4 c4d5 f6d5 c1d2"}
{"n": "Sicilian: O'Kelly, 3.d4", "f": "rnbqkbnr/1p1ppppp/p7/2p5/3PP3/5N2/PPP2PPP/RNBQKB1R b KQkq", "c": "B28c", "m": "e2e4 c7c5 g1f3 a7a6 d2d4"}
{"n": "King's Indian: Fianchetto, Classical, 9.h3 Qb6 10.Re1 exd4 11.Nxd4 Re8", "f": "r1b1r1k1/pp1n1pbp/1qpp1np1/8/2PNP3/2N3PP/PP3PB1/R1BQR1K1 w -", "c": "E69n", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 c7c6 h2h3 d8b6 f1e1 e5d4 f3d4 f8e8"}
{"n": "Spanish: 3...a5", "f": "r1bqkbnr/1ppp1ppp/2n5/pB2p3/4P3/5N2/PPPP1PPP/RNBQK2R w KQkq", "c": "C60b", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a5"}
{"n": "Caro-Kann: Advance, 4.Nf3 e6 5.Be2", "f": "rn1qkbnr/pp3ppp/2p1p3/3pPb2/3P4/5N2/PPP1BPPP/RNBQK2R b KQkq", "c": "B12q", "m": "e2e4 c7c6 d2d4 d7d5 e4e5 c8f5 g1f3 e7e6 f1e2"}
{"n": "King's Indian: S\u00e4misch, Panno, 8.Qd2 Re8", "f": "r1bqr1k1/1pp1ppbp/p1np1np1/8/2PPP3/2N1BP2/PP1QN1PP/R3KB1R w KQ", "c": "E83j", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b8c6 g1e2 a7a6 d1d2 f8e8"}
{"n": "Englund Gambit", "f": "rnbqkbnr/pppp1ppp/8/4p3/3P4/8/PPP1PPPP/RNBQKBNR w KQkq", "c": "A40i", "m": "d2d4 e7e5"}
{"n": "Sicilian: Richter-Rauzer, 7...a6, 9.f3 Be7", "f": "r2qk2r/1p1bbppp/p1nppn2/6B1/3NP3/2N2P2/PPPQ2PP/2KR1B1R w kq", "c": "B67e", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 a7a6 e1c1 c8d7 f2f3 f8e7"}
{"n": "Torre Attack: 3...e6 4.e3 c5", "f": "rnbqkb1r/pp3ppp/4pn2/2pp2B1/3P4/4PN2/PPP2PPP/RN1QKB1R w KQkq", "c": "D03g", "m": "d2d4 d7d5 g1f3 g8f6 c1g5 e7e6 e2e3 c7c5"}
{"n": "Caro-Kann: Gurgenidze/Modern: 3.Nd2 g6", "f": "rnbqkbnr/pp2pp1p/2p3p1/3p4/3PP3/8/PPPN1PPP/R1BQKBNR w KQkq", "c": "B12h", "m": "e2e4 c7c6 d2d4 d7d5 b1d2 g7g6"}
{"n": "Sicilian: Taimanov, 6.Be3 a6 7.Bd3 b5 8.Nxc6", "f": "r1b1kbnr/2qp1ppp/p1N1p3/1p6/4P3/2NBB3/PPP2PPP/R2QK2R b KQkq", "c": "B48k", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 c1e3 a7a6 f1d3 b7b5 d4c6"}
{"n": "Queen's Indian: 7.Nc3 Ne4", "f": "rn1q1rk1/pbppbppp/1p2p3/8/2PPn3/2N2NP1/PP2PPBP/R1BQ1RK1 w -", "c": "E18l", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 f6e4"}
{"n": "King's Indian: Averbakh, 6...h6 7.Be3 c5", "f": "rnbq1rk1/pp2ppb1/3p1npp/2p5/2PPP3/2N1B3/PP2BPPP/R2QK1NR w KQ", "c": "E73x", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 h7h6 g5e3 c7c5"}
{"n": "QGD: Semi-Tarrasch, 6.e3", "f": "rnbqkb1r/pp3ppp/4p3/2pn4/3P4/2N1PN2/PP3PPP/R1BQKB1R b KQkq", "c": "D41p", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 c4d5 f6d5 e2e3"}
{"n": "Slav: Chameleon, 5.c5 Nbd7", "f": "r1bqkb1r/1p1npppp/p1p2n2/2Pp4/3P4/2N2N2/PP2PPPP/R1BQKB1R w KQkq", "c": "D15k", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 a7a6 c4c5 b8d7"}
{"n": "QGD: Exchange, 6.Qc2 Be7 7.e3 Nbd7", "f": "r1bqk2r/pp1nbppp/2p2n2/3p2B1/3P4/2N1P3/PPQ2PPP/R3KBNR w KQkq", "c": "D36h", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1g5 c7c6 d1c2 f8e7 e2e3 b8d7"}
{"n": "QGD: Semi-Tarrasch, 7.Bd3 Main Line", "f": "r1bqk2r/pp2bppp/2n1p3/3n4/3P4/2NB1N2/PP3PPP/R1BQK2R w KQkq", "c": "D42e", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 c4d5 f6d5 e2e3 b8c6 f1d3 c5d4 e3d4 f8e7"}
{"n": "Benoni: 6.e4 g6 7.Bd3 Bg7 8.Nge2 O-O 9.O-O Na6", "f": "r1bq1rk1/pp3pbp/n2p1np1/2pP4/4P3/2NB4/PP2NPPP/R1BQ1RK1 w -", "c": "A65i", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f1d3 f8g7 g1e2 e8g8 e1g1 b8a6"}
{"n": "Catalan: 3...Bb4+ 4.Bd2", "f": "rnbqk2r/pppp1ppp/4pn2/8/1bPP4/6P1/PP1BPP1P/RN1QKBNR b KQkq", "c": "E00j", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 f8b4 c1d2"}
{"n": "Sicilian: 3.Bb5+ Nc6 4.O-O Bd7 5.Re1 Nf6 6.c3 a6 7.Ba4", "f": "r2qkb1r/1p1bpppp/p1np1n2/2p5/B3P3/2P2N2/PP1P1PPP/RNBQR1K1 b kq", "c": "B51s", "m": "e2e4 c7c5 g1f3 d7d6 f1b5 b8c6 e1g1 c8d7 f1e1 g8f6 c2c3 a7a6 b5a4"}
{"n": "Sicilian, Taimanov, Szen Variation", "f": "r1bqkbnr/pp1p1ppp/2n1p3/1N6/4P3/8/PPP2PPP/RNBQKB1R b KQkq", "c": "B44k", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 d4b5"}
{"n": "Semi-Slav: Chigorin, 7.Qc2 Main Line, 9...b5 10.Be2", "f": "r1bq1rk1/p2n1ppp/2pbpn2/1p6/3P4/2N1PN2/PPQ1BPPP/R1B2RK1 b -", "c": "D46m", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 f8d6 d1c2 e8g8 e1g1 d5c4 d3c4 b7b5 c4e2"}
{"n": "Semi-Slav: 6.Qc2 Bd6 7.Bd2", "f": "r1bqk2r/pp1n1ppp/2pbpn2/3p4/2PP4/2N1PN2/PPQB1PPP/R3KB1R b KQkq", "c": "D45u", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 d1c2 f8d6 c1d2"}
{"n": "Blackmar-Diemer Gambit (BDG): 2.e4", "f": "rnbqkbnr/ppp1pppp/8/3p4/3PP3/8/PPP2PPP/RNBQKBNR b KQkq", "c": "D00l", "m": "d2d4 d7d5 e2e4"}
{"n": "Elephant Gambit: 3.exd5", "f": "rnbqkbnr/ppp2ppp/8/3Pp3/8/5N2/PPPP1PPP/RNBQKB1R b KQkq", "c": "C40g", "m": "e2e4 e7e5 g1f3 d7d5 e4d5"}
{"n": "King's Indian: S\u00e4misch, Orthodox, Polugayevsky", "f": "rnbq1rk1/pp3pbp/2pp1np1/3Pp3/2P1P3/2NBBP2/PP4PP/R2QK1NR b KQ", "c": "E88f", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 d4d5 c7c6 f1d3"}
{"n": "King's Indian: Fianchetto, Classical, 8.e4 c6 9.Rb1", "f": "r1bq1rk1/pp1n1pbp/2pp1np1/4p3/2PPP3/2N2NP1/PP3PBP/1RBQ1RK1 b -", "c": "E68k", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 c7c6 a1b1"}
{"n": "Spanish: Closed, Breyer, Main Line, 13.b4", "f": "r2qr1k1/1bpnbppp/p2p1n2/1p2p3/1P1PP3/2P2N1P/P1BN1PP1/R1BQR1K1 b -", "c": "C95i", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6b8 d2d4 b8d7 b1d2 c8b7 b3c2 f8e8 b2b4"}
{"n": "Sicilian: Marshall Variation", "f": "rnbqkbnr/pp3ppp/4p3/2pp4/3PP3/5N2/PPP2PPP/RNBQKB1R w KQkq", "c": "B40j", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 d7d5"}
{"n": "Alekhine: Modern, Fianchetto, 5.Bc4 Nb6", "f": "rnbqkb1r/ppp1pp1p/1n1p2p1/4P3/2BP4/5N2/PPP2PPP/RNBQK2R w KQkq", "c": "B04l", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 g1f3 g7g6 f1c4 d5b6"}
{"n": "Semi-Slav: 6.Qc2 b6", "f": "r1bqkb1r/p2n1ppp/1pp1pn2/3p4/2PP4/2N1PN2/PPQ2PPP/R1B1KB1R w KQkq", "c": "D45i", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 d1c2 b7b6"}
{"n": "Spanish: Closed, Pilnik, 11.Nbd2 Nc6", "f": "r1bq1rk1/4bppp/p1np1n2/1pp1p3/4P3/2PP1N2/PPBN1PPP/R1BQR1K1 w -", "c": "C90j", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 d2d3 c6a5 b3c2 c7c5 b1d2 a5c6"}
{"n": "English: Symmetrical, Two Knights, 5.Nc3 Nc6 6.Ndb5 d5 Queenswap", "f": "r1bk1b1r/p4ppp/2p2n2/1N6/5p2/2N5/PP2PPPP/R3KB1R w KQ", "c": "A33j", "m": "c2c4 c7c5 g1f3 g8f6 d2d4 c5d4 f3d4 e7e6 b1c3 b8c6 d4b5 d7d5 c1f4 e6e5 c4d5 e5f4 d5c6 b7c6 d1d8 e8d8"}
{"n": "Sicilian: Rossolimo, 3...g6 4.O-O Bg7 5.Re1 e5", "f": "r1bqk1nr/pp1p1pbp/2n3p1/1Bp1p3/4P3/5N2/PPPP1PPP/RNBQR1K1 w kq", "c": "B31o", "m": "e2e4 c7c5 g1f3 b8c6 f1b5 g7g6 e1g1 f8g7 f1e1 e7e5"}
{"n": "Sicilian: Najdorf, 6...e6 7.Qf3 Nbd7", "f": "r1bqkb1r/1p1n1ppp/p2ppn2/6B1/3NP3/2N2Q2/PPP2PPP/R3KB1R w KQkq", "c": "B95k", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 d1f3 b8d7"}
{"n": "King's Indian: Fianchetto, Simagin, 8.d5", "f": "r2q1rk1/ppp1ppbp/2np1np1/3P4/2P3b1/2N2NP1/PP2PPBP/R1BQ1RK1 b -", "c": "E62s", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8c6 e1g1 c8g4 d4d5"}
{"n": "Queen's Indian: 5.Bg5 h6 6.Bh4 Bb4", "f": "rn1qk2r/pbpp1pp1/1p2pn1p/8/1bPP3B/2N2N2/PP2PPPP/R2QKB1R w KQkq", "c": "E13a", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 b1c3 c8b7 c1g5 h7h6 g5h4 f8b4"}
{"n": "Modern: 3.Nc3 d6 4.Be3", "f": "rnbqk1nr/ppp1ppbp/3p2p1/8/3PP3/2N1B3/PPP2PPP/R2QKBNR b KQkq", "c": "B06o", "m": "e2e4 g7g6 d2d4 f8g7 b1c3 d7d6 c1e3"}
{"n": "Caro-Kann: Classical, Spassky, 10.Qxd3 Ngf6", "f": "r2qkb1r/pp1nppp1/2p2n1p/7P/3P4/3Q1NN1/PPP2PP1/R1B1K2R w KQkq", "c": "B19j", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 c8f5 e4g3 f5g6 h2h4 h7h6 g1f3 b8d7 h4h5 g6h7 f1d3 h7d3 d1d3 g8f6"}
{"n": "Sicilian: 2.Nf3 d6 3.b3", "f": "rnbqkbnr/pp2pppp/3p4/2p5/4P3/1P3N2/P1PP1PPP/RNBQKB1R b KQkq", "c": "B50c", "m": "e2e4 c7c5 g1f3 d7d6 b2b3"}
{"n": "Pirc: Czech, 4.f4", "f": "rnbqkb1r/pp2pppp/2pp1n2/8/3PPP2/2N5/PPP3PP/R1BQKBNR b KQkq", "c": "B07p", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 c7c6 f2f4"}
{"n": "King's Indian: 6.Be2 Nbd7 7.e5", "f": "r1bq1rk1/pppnppbp/3p1np1/4P3/2PP4/2N2N2/PP2BPPP/R1BQK2R b KQ", "c": "E91r", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 b8d7 e4e5"}
{"n": "Old Benoni: Franco-Benoni", "f": "rnbqkbnr/pp1p1ppp/4p3/2pP4/4P3/8/PPP2PPP/RNBQKBNR b KQkq", "c": "A43g", "m": "d2d4 c7c5 d4d5 e7e6 e2e4"}
{"n": "Sicilian: Najdorf, Poisoned Pawn, Main Line, 13.e5 dxe5 with 18.c4", "f": "r1b1k2r/4b3/p1p1pp2/4p2p/q1P1N3/1R6/P2QB1PP/4K2R b Kkq", "c": "B97x", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 d8b6 d1d2 b6b2 a1b1 b2a3 f4f5 b8c6 f5e6 f7e6 d4c6 b7c6 e4e5 d6e5 g5f6 g7f6 c3e4 f8e7 f1e2 h7h5 b1b3 a3a4 c2c4"}
{"n": "French: Tarrasch, Guimard, Main Line, 6.Bb5", "f": "r1bqkb1r/pppn1ppp/2n1p3/1B1pP3/3P4/5N2/PPPN1PPP/R1BQK2R b KQkq", "c": "C04e", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 b8c6 g1f3 g8f6 e4e5 f6d7 f1b5"}
{"n": "Dutch: 2.c4 Nf6 3.g3", "f": "rnbqkb1r/ppppp1pp/5n2/5p2/2PP4/6P1/PP2PP1P/RNBQKBNR b KQkq", "c": "A86", "m": "d2d4 f7f5 c2c4 g8f6 g2g3"}
{"n": "QGD: Semi-Tarrasch, 6.e4, 8.cxd4 Bb4+", "f": "rnbqk2r/pp3ppp/4p3/8/1b1PP3/5N2/P4PPP/R1BQKB1R w KQkq", "c": "D41m", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 c4d5 f6d5 e2e4 d5c3 b2c3 c5d4 c3d4 f8b4"}
{"n": "Polish: 1...d5", "f": "rnbqkbnr/ppp1pppp/8/3p4/1P6/8/P1PPPPPP/RNBQKBNR w KQkq", "c": "A00q", "m": "b2b4 d7d5"}
{"n": "Reti: 1...Nf6", "f": "rnbqkb1r/pppppppp/5n2/8/8/5N2/PPPPPPPP/RNBQKB1R w KQkq", "c": "A05", "m": "g1f3 g8f6"}
{"n": "Caro-Kann: Steinitz, 5.Ng5 Ngf6 6.Bd3, Main Line 10.Qxe4 Nf6", "f": "r1bqk2r/pp3pp1/2pbpn1p/8/3PQ3/3B1N2/PPP2PPP/R1B1K2R w KQkq", "c": "B17o", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 b8d7 e4g5 g8f6 f1d3 e7e6 g1f3 f8d6 d1e2 h7h6 g5e4 f6e4 e2e4 d7f6"}
{"n": "Spanish: Closed, 8...d6", "f": "r1bq1rk1/2p1bppp/p1np1n2/1p2p3/4P3/1BP2N2/PP1P1PPP/RNBQR1K1 w -", "c": "C90a", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6"}
{"n": "Semi-Slav: Moscow, 7.e3 Nd7 8.Bd3 dxc4", "f": "r1b1kb1r/pp1n1pp1/2p1pq1p/8/2pP4/2NBPN2/PP3PPP/R2QK2R w KQkq", "c": "D43v", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 c1g5 h7h6 g5f6 d8f6 e2e3 b8d7 f1d3 d5c4"}
{"n": "Sicilian: Najdorf, 6.Be2 e5 7.Nb3 Be7 8.Be3", "f": "rnbqk2r/1p2bppp/p2p1n2/4p3/4P3/1NN1B3/PPP1BPPP/R2QK2R b KQkq", "c": "B92g", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 f1e2 e7e5 d4b3 f8e7 c1e3"}
{"n": "Sicilian: Scheveningen, Keres, 6...Nc6 7.g5 Nd7 8.Be3", "f": "r1bqkb1r/pp1n1ppp/2npp3/6P1/3NP3/2N1B3/PPP2P1P/R2QKB1R b KQkq", "c": "B81s", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 g2g4 b8c6 g4g5 f6d7 c1e3"}
{"n": "French: Exchange, 4.Nc3", "f": "rnbqkbnr/ppp2ppp/8/3p4/3P4/2N5/PPP2PPP/R1BQKBNR b KQkq", "c": "C01r", "m": "e2e4 e7e6 d2d4 d7d5 e4d5 e6d5 b1c3"}
{"n": "French: Tarrasch, Open, 5.Ngf3 Nc6", "f": "r1bqkbnr/pp3ppp/2n5/2pp4/3P4/5N2/PPPN1PPP/R1BQKB1R w KQkq", "c": "C09a", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 e4d5 e6d5 g1f3 b8c6"}
{"n": "Sicilian: O'Kelly, 3.d4 cxd4 4.Nxd4", "f": "rnbqkbnr/1p1ppppp/p7/8/3NP3/8/PPP2PPP/RNBQKB1R b KQkq", "c": "B28d", "m": "e2e4 c7c5 g1f3 a7a6 d2d4 c5d4 f3d4"}
{"n": "Gr\u00fcnfeld: Russian, Smyslov, 8.Be3 Nfd7 9.Rd1 Nc6", "f": "r2q1rk1/pppnppbp/2n3p1/8/2QPP1b1/2N1BN2/PP3PPP/3RKB1R w K", "c": "D98k", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 d1b3 d5c4 b3c4 e8g8 e2e4 c8g4 c1e3 f6d7 a1d1 b8c6"}
{"n": "Queen's Pawn: 3.g3 c6 4.Bg2 Bg4", "f": "rn1qkb1r/pp2pppp/2p2n2/3p4/3P2b1/5NP1/PPP1PPBP/RNBQK2R w KQkq", "c": "D02t", "m": "d2d4 d7d5 g1f3 g8f6 g2g3 c7c6 f1g2 c8g4"}
{"n": "Nimzo-Indian: Classical, 4...O-O", "f": "rnbq1rk1/pppp1ppp/4pn2/8/1bPP4/2N5/PPQ1PPPP/R1B1KBNR w KQ", "c": "E32d", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 e8g8"}
{"n": "Old Indian: Main Line, 8.h3", "f": "r1bq1rk1/pp1nbppp/2pp1n2/4p3/2PPP3/2N2N1P/PP2BPP1/R1BQ1RK1 b -", "c": "A55l", "m": "d2d4 g8f6 c2c4 d7d6 b1c3 e7e5 g1f3 b8d7 e2e4 f8e7 f1e2 c7c6 e1g1 e8g8 h2h3"}
{"n": "King's Indian: Fianchetto, Classical, 8.e4 a6", "f": "r1bq1rk1/1ppn1pbp/p2p1np1/4p3/2PPP3/2N2NP1/PP3PBP/R1BQ1RK1 w -", "c": "E68i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 a7a6"}
{"n": "Reti: Accepted, 3.Qa4+", "f": "rnbqkbnr/ppp1pppp/8/8/Q1p5/5N2/PP1PPPPP/RNB1KB1R b KQkq", "c": "A09n", "m": "g1f3 d7d5 c2c4 d5c4 d1a4"}
{"n": "Neo-Old Indian: Wade Defence, 3.c4", "f": "rn1qkbnr/ppp1pppp/3p4/8/2PP2b1/5N2/PP2PPPP/RNBQKB1R b KQkq", "c": "A41g", "m": "d2d4 d7d6 g1f3 c8g4 c2c4"}
{"n": "Vienna: Pierce Gambit", "f": "r1bqkbnr/pppp1p1p/2n5/6p1/3PPp2/2N2N2/PPP3PP/R1BQKB1R b KQkq", "c": "C25r", "m": "e2e4 e7e5 b1c3 b8c6 f2f4 e5f4 g1f3 g7g5 d2d4"}
{"n": "French: Advance, Milner-Barry Gambit", "f": "r1b1kbnr/pp3ppp/1qn1p3/2ppP3/3P4/2PB1N2/PP3PPP/RNBQK2R b KQkq", "c": "C02s", "m": "e2e4 e7e6 d2d4 d7d5 e4e5 c7c5 c2c3 b8c6 g1f3 d8b6 f1d3"}
{"n": "Alekhine: Scandinavian, Exchange, 4.Bc4", "f": "rnbqkb1r/ppp1pppp/8/3n4/2B5/2N5/PPPP1PPP/R1BQK1NR b KQkq", "c": "B02i", "m": "e2e4 g8f6 b1c3 d7d5 e4d5 f6d5 f1c4"}
{"n": "Neo-Queen's Indian", "f": "rnbqkb1r/p1pppppp/1p3n2/8/3P4/5N2/PPP1PPPP/RNBQKB1R w KQkq", "c": "A47", "m": "d2d4 g8f6 g1f3 b7b6"}
{"n": "Bogo-Indian", "f": "rnbqk2r/pppp1ppp/4pn2/8/1bPP4/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "E11a", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 f8b4"}
{"n": "Caro-Kann: Panov-Botvinnik, 5...e6", "f": "rnbqkb1r/pp3ppp/4pn2/3p4/2PP4/2N5/PP3PPP/R1BQKBNR w KQkq", "c": "B14i", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 c2c4 g8f6 b1c3 e7e6"}
{"n": "Spanish: Marshall, 12.d3", "f": "r1bq1rk1/4bppp/p1p5/1p1nR3/8/1BPP4/PP3PPP/RNBQ2K1 b -", "c": "C89i", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d5 e4d5 f6d5 f3e5 c6e5 e1e5 c7c6 d2d3"}
{"n": "Sicilian: Najdorf, Poisoned Pawn, 10.e5", "f": "rnb1kb1r/1p3ppp/p2ppn2/4P1B1/3N1P2/q1N5/P1PQ2PP/1R2KB1R b Kkq", "c": "B97p", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 d8b6 d1d2 b6b2 a1b1 b2a3 e4e5"}
{"n": "French: Exchange, 4.Bd3", "f": "rnbqkbnr/ppp2ppp/8/3p4/3P4/3B4/PPP2PPP/RNBQK1NR b KQkq", "c": "C01h", "m": "e2e4 e7e6 d2d4 d7d5 e4d5 e6d5 f1d3"}
{"n": "QGA: 3.Nf3 c5 4.d5", "f": "rnbqkbnr/pp2pppp/8/2pP4/2p5/5N2/PP2PPPP/RNBQKB1R b KQkq", "c": "D21l", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 c7c5 d4d5"}
{"n": "Catalan: 4.Nf3 Be7", "f": "rnbqk2r/ppp1bppp/4pn2/3p4/2PP4/5NP1/PP2PP1P/RNBQKB1R w KQkq", "c": "E00s", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 g1f3 f8e7"}
{"n": "Bogo-Indian: Nimzowitsch, 5.g3 Nc6 6.Bg2 Bxd2+ 7.Nbxd2", "f": "r1b1k2r/ppppqppp/2n1pn2/8/2PP4/5NP1/PP1NPPBP/R2QK2R b KQkq", "c": "E11u", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 f8b4 c1d2 d8e7 g2g3 b8c6 f1g2 b4d2 b1d2"}
{"n": "Sicilian: Richter-Rauzer, 7.Qd2 h6", "f": "r1bqkb1r/pp3pp1/2nppn1p/6B1/3NP3/2N5/PPPQ1PPP/R3KB1R w KQkq", "c": "B63h", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 h7h6"}
{"n": "Benoni: Czech, 5.e4 g6", "f": "rnbqkb1r/pp3p1p/3p1np1/2pPp3/2P1P3/2N5/PP3PPP/R1BQKBNR w KQkq", "c": "A56q", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e5 b1c3 d7d6 e2e4 g7g6"}
{"n": "Gr\u00fcnfeld: Exchange, 5.e4", "f": "rnbqkb1r/ppp1pp1p/6p1/3n4/3PP3/2N5/PP3PPP/R1BQKBNR b KQkq", "c": "D85d", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4"}
{"n": "Sicilian: Maroczy Bind, 5...Nf6 6.Nc3 d6", "f": "r1bqkb1r/pp2pp1p/2np1np1/8/2PNP3/2N5/PP3PPP/R1BQKB1R w KQkq", "c": "B36g", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 g8f6 b1c3 d7d6"}
{"n": "Semi-Slav: 6.Qc2 Bd6 7.g4", "f": "r1bqk2r/pp1n1ppp/2pbpn2/3p4/2PP2P1/2N1PN2/PPQ2P1P/R1B1KB1R b KQkq", "c": "D45l", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 d1c2 f8d6 g2g4"}
{"n": "Sicilian: Lowenthal, Kalashnikov, 6.N1c3 a6 7.Na3 b5 8.Nd5 Nge7", "f": "r1bqkb1r/4nppp/p1np4/1p1Np3/4P3/N7/PPP2PPP/R1BQKB1R w KQkq", "c": "B32r", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 e7e5 d4b5 d7d6 b1c3 a7a6 b5a3 b7b5 c3d5 g8e7"}
{"n": "QGD: Neo-Orthodox, 7.Bh4", "f": "rnbq1rk1/ppp1bpp1/4pn1p/3p4/2PP3B/2N1PN2/PP3PPP/R2QKB1R b KQ", "c": "D56", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5h4"}
{"n": "Sicilian: Alapin, 2...d5 3.exd5 Qxd5 4.d4 Nf6 5.Nf3 e6 6.Be3", "f": "rnb1kb1r/pp3ppp/4pn2/2pq4/3P4/2P1BN2/PP3PPP/RN1QKB1R b KQkq", "c": "B22m", "m": "e2e4 c7c5 c2c3 d7d5 e4d5 d8d5 d2d4 g8f6 g1f3 e7e6 c1e3"}
{"n": "Pirc: 3.f3", "f": "rnbqkb1r/ppp1pppp/3p1n2/8/3PP3/5P2/PPP3PP/RNBQKBNR b KQkq", "c": "B07e", "m": "e2e4 d7d6 d2d4 g8f6 f2f3"}
{"n": "Benoni: Czech, 5.e4 Be7 6.Nf3", "f": "rnbqk2r/pp2bppp/3p1n2/2pPp3/2P1P3/2N2N2/PP3PPP/R1BQKB1R b KQkq", "c": "A56v", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e5 b1c3 d7d6 e2e4 f8e7 g1f3"}
{"n": "Sicilian: Alapin, 2...Nf6", "f": "rnbqkb1r/pp1ppppp/5n2/2p5/4P3/2P5/PP1P1PPP/RNBQKBNR w KQkq", "c": "B22o", "m": "e2e4 c7c5 c2c3 g8f6"}
{"n": "Benoni: Four Pawns, 9.Be2 b5 10.e5 dxe5 11.fxe5 Ng4 12.Bg5", "f": "rnbq1rk1/p4pbp/6p1/1ppPP1B1/6n1/2N2N2/PP2B1PP/R2QK2R b KQ", "c": "A68g", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 g1f3 e8g8 f1e2 b7b5 e4e5 d6e5 f4e5 f6g4 c1g5"}
{"n": "Colle: 3...c5", "f": "rnbqkb1r/pp2pppp/5n2/2pp4/3P4/4PN2/PPP2PPP/RNBQKB1R w KQkq", "c": "D04g", "m": "d2d4 d7d5 g1f3 g8f6 e2e3 c7c5"}
{"n": "King's Indian: Fianchetto, Classical, 8.e4 Re8", "f": "r1bqr1k1/pppn1pbp/3p1np1/4p3/2PPP3/2N2NP1/PP3PBP/R1BQ1RK1 w -", "c": "E68b", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 f8e8"}
{"n": "King's Indian: 5.Nf3 O-O 6.h3 e5", "f": "rnbq1rk1/ppp2pbp/3p1np1/4p3/2PPP3/2N2N1P/PP3PP1/R1BQKB1R w KQ", "c": "E90n", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 h2h3 e7e5"}
{"n": "King's Indian: 4.Bg5 O-O 5.e3 d6", "f": "rnbq1rk1/ppp1ppbp/3p1np1/6B1/2PP4/2N1P3/PP3PPP/R2QKBNR w KQ", "c": "E61e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 c1g5 e8g8 e2e3 d7d6"}
{"n": "Spanish: Closed, 9.d4", "f": "r1bq1rk1/2p1bppp/p1np1n2/1p2p3/3PP3/1BP2N2/PP3PPP/RNBQR1K1 b -", "c": "C91a", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 d2d4"}
{"n": "King's Indian: Larsen, 6...e5", "f": "rnbq1rk1/ppp2pbp/3p1np1/4p3/2PPP3/2N1BN2/PP3PPP/R2QKB1R w KQ", "c": "E90i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 c1e3 e7e5"}
{"n": "Sicilian: Nimzowitsch, 4.Nc3 Nxc3", "f": "rnbqkb1r/pp1ppppp/8/2p1P3/8/2n2N2/PPPP1PPP/R1BQKB1R w KQkq", "c": "B29j", "m": "e2e4 c7c5 g1f3 g8f6 e4e5 f6d5 b1c3 d5c3"}
{"n": "Gr\u00fcnfeld: Russian, Alekhine, 8.e5 b5 9.Qb3 Nfd7 10.Be3", "f": "rnbq1rk1/2pnppbp/p5p1/1p2P3/3P4/1QN1BN2/PP3PPP/R3KB1R b KQ", "c": "D97k", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 d1b3 d5c4 b3c4 e8g8 e2e4 a7a6 e4e5 b7b5 c4b3 f6d7 c1e3"}
{"n": "English: 1...e6 2.g3 d5", "f": "rnbqkbnr/ppp2ppp/4p3/3p4/2P5/6P1/PP1PPP1P/RNBQKBNR w KQkq", "c": "A13c", "m": "c2c4 e7e6 g2g3 d7d5"}
{"n": "Sicilian: Dragon, 6.Be2 Bg7 7.O-O O-O 8.Re1", "f": "rnbq1rk1/pp2ppbp/3p1np1/8/3NP3/2N5/PPP1BPPP/R1BQR1K1 b -", "c": "B70p", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 f1e2 f8g7 e1g1 e8g8 f1e1"}
{"n": "King's Indian: 5.Nf3 O-O 6.h3 c5 7.d5 e6 8.Bd3 exd5", "f": "rnbq1rk1/pp3pbp/3p1np1/2pp4/2P1P3/2NB1N1P/PP3PP1/R1BQK2R w KQ", "c": "E90x", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 h2h3 c7c5 d4d5 e7e6 f1d3 e6d5"}
{"n": "Spanish: Anderssen Variation", "f": "r1bqkb1r/1ppp1ppp/p1n2n2/4p3/B3P3/3P1N2/PPP2PPP/RNBQK2R b KQkq", "c": "C77b", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 d2d3"}
{"n": "Catalan: Open, Classical, 8.a4", "f": "rnbq1rk1/1pp1bppp/p3pn2/8/P1pP4/5NP1/1PQ1PPBP/RNB2RK1 b -", "c": "E05k", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 f8e7 e1g1 e8g8 d1c2 a7a6 a2a4"}
{"n": "Sicilian: Richter-Rauzer, 7.Qd2 Be7, 9.Nb3 a5", "f": "r1bq1rk1/1p2bppp/2nppn2/p5B1/4P3/1NN5/PPPQ1PPP/2KR1B1R w -", "c": "B63r", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 f8e7 e1c1 e8g8 d4b3 a7a5"}
{"n": "Old Indian: 5.e4 Be7 6.g3 c6 7.Bg2 O-O 8.O-O Re8", "f": "r1bqr1k1/pp1nbppp/2pp1n2/4p3/2PPP3/2N2NP1/PP3PBP/R1BQ1RK1 w -", "c": "A55f", "m": "d2d4 g8f6 c2c4 d7d6 b1c3 e7e5 g1f3 b8d7 e2e4 f8e7 g2g3 c7c6 f1g2 e8g8 e1g1 f8e8"}
{"n": "English: Symmetrical, Main Line, 7.d3", "f": "r1bq1rk1/pp1pppbp/2n2np1/2p5/2P5/2NP1NP1/PP2PPBP/R1BQ1RK1 b -", "c": "A38k", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 g8f6 e1g1 e8g8 d2d3"}
{"n": "Spanish: Closed, Chigorin, Rossolimo Variation", "f": "r1b2rk1/2q1bppp/p1pp1n2/np2p3/3PP3/2P2N1P/PPB2PP1/RNBQR1K1 w -", "c": "C96d", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c6 d2d4 d8c7"}
{"n": "Sicilian: Maroczy Bind, 5...Nf6 6.Nc3 d6 7.Be2 Nxd4", "f": "r1bqkb1r/pp2pp1p/3p1np1/8/2PnP3/2N5/PP2BPPP/R1BQK2R w KQkq", "c": "B36i", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 g8f6 b1c3 d7d6 f1e2 c6d4"}
{"n": "Sicilian, Chekhover, 4...Nc6", "f": "r1bqkbnr/pp2pppp/2np4/8/3QP3/5N2/PPP2PPP/RNB1KB1R w KQkq", "c": "B53l", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 d1d4 b8c6"}
{"n": "Spanish: Open, 6.d4 b5", "f": "r1bqkb1r/2pp1ppp/p1n5/1p2p3/B2Pn3/5N2/PPP2PPP/RNBQ1RK1 w kq", "c": "C80i", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 d2d4 b7b5"}
{"n": "Sicilian: Alapin, 2...d5 3.exd5 Qxd5 4.d4 Nf6", "f": "rnb1kb1r/pp2pppp/5n2/2pq4/3P4/2P5/PP3PPP/RNBQKBNR w KQkq", "c": "B22j", "m": "e2e4 c7c5 c2c3 d7d5 e4d5 d8d5 d2d4 g8f6"}
{"n": "Spanish: Exchange, 5.O-O Bd6 6.d4 exd4", "f": "r1bqk1nr/1pp2ppp/p1pb4/8/3pP3/5N2/PPP2PPP/RNBQ1RK1 w kq", "c": "C68m", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5c6 d7c6 e1g1 f8d6 d2d4 e5d4"}
{"n": "English: Symmetrical, Main Line, 7.d3 d6 8.a3 a6", "f": "r1bq1rk1/1p2ppbp/p1np1np1/2p5/2P5/P1NP1NP1/1P2PPBP/R1BQ1RK1 w -", "c": "A38r", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 g8f6 e1g1 e8g8 d2d3 d7d6 a2a3 a7a6"}
{"n": "Benoni: Four Pawns, Taimanov, 8...Nbd7 9.e5 dxe5 10.fxe5 Nh5 11.e6", "f": "r1bqk2r/pp1n1pbp/4P1p1/1BpP3n/8/2N5/PP4PP/R1BQK1NR b KQkq", "c": "A67c", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 f1b5 b8d7 e4e5 d6e5 f4e5 f6h5 e5e6"}
{"n": "Giuoco Piano: Greco Attack", "f": "r1bqk2r/pppp1ppp/2n2n2/8/1bBPP3/2N2N2/PP3PPP/R1BQK2R b KQkq", "c": "C54n", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 f8c5 c2c3 g8f6 d2d4 e5d4 c3d4 c5b4 b1c3"}
{"n": "Four Knights: Italian Variation", "f": "r1bqkb1r/pppp1ppp/2n2n2/4p3/2B1P3/2N2N2/PPPP1PPP/R1BQK2R b KQkq", "c": "C47d", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 f1c4"}
{"n": "King's Indian: Smyslov System, 5...O-O 6.e3 Nbd7", "f": "r1bq1rk1/pppnppbp/3p1np1/6B1/2PP4/2N1PN2/PP3PPP/R2QKB1R w KQ", "c": "E61y", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 e8g8 c1g5 d7d6 e2e3 b8d7"}
{"n": "Catalan: 4.Nf3", "f": "rnbqkb1r/ppp2ppp/4pn2/3p4/2PP4/5NP1/PP2PP1P/RNBQKB1R b KQkq", "c": "E00o", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 g1f3"}
{"n": "Sicilian: Taimanov, 6.g3 a6 7.Bg2 Nf6 8.O-O Be7 9.Re1", "f": "r1b1k2r/1pqpbppp/p1n1pn2/8/3NP3/2N3P1/PPP2PBP/R1BQR1K1 b kq", "c": "B47p", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 g2g3 a7a6 f1g2 g8f6 e1g1 f8e7 f1e1"}
{"n": "King's Indian: S\u00e4misch, Orthodox, 7.Nge2 Nc6 8.d5 Ne7 9.Qd2", "f": "r1bq1rk1/ppp1npbp/3p1np1/3Pp3/2P1P3/2N1BP2/PP1QN1PP/R3KB1R b KQ", "c": "E85j", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 g1e2 b8c6 d4d5 c6e7 d1d2"}
{"n": "Caro-Kann: Steinitz, 5.Nf3 Ngf6 6.Ng3", "f": "r1bqkb1r/pp1npppp/2p2n2/8/3P4/5NN1/PPP2PPP/R1BQKB1R b KQkq", "c": "B17f", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 b8d7 g1f3 g8f6 e4g3"}
{"n": "French: Tarrasch, Closed, 8...Qb6", "f": "r1b1kb1r/pp1n1ppp/1qn1p3/3pP3/3P4/3B4/PP1NNPPP/R1BQK2R w KQkq", "c": "C06g", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 g8f6 e4e5 f6d7 f1d3 c7c5 c2c3 b8c6 g1e2 c5d4 c3d4 d8b6"}
{"n": "Catalan: Closed, 7.Qc2 c6 8.Rd1 b6", "f": "r1bq1rk1/p2nbppp/1pp1pn2/3p4/2PP4/5NP1/PPQ1PPBP/RNBR2K1 w -", "c": "E08f", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 f8e7 g1f3 e8g8 e1g1 b8d7 d1c2 c7c6 f1d1 b7b6"}
{"n": "Caro-Kann: Advance, Main Line, 6.Nge2 c5", "f": "rn1qkbnr/pp3ppp/4p1b1/2ppP3/3P2P1/2N5/PPP1NP1P/R1BQKB1R w KQkq", "c": "B12x", "m": "e2e4 c7c6 d2d4 d7d5 e4e5 c8f5 b1c3 e7e6 g2g4 f5g6 g1e2 c6c5"}
{"n": "QGD: Exchange, 6.Qc2 Be7 7.e3 Nbd7 8.Bd3", "f": "r1bqk2r/pp1nbppp/2p2n2/3p2B1/3P4/2NBP3/PPQ2PPP/R3K1NR b KQkq", "c": "D36i", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1g5 c7c6 d1c2 f8e7 e2e3 b8d7 f1d3"}
{"n": "Sicilian: Scheveningen, 6.f4", "f": "rnbqkb1r/pp3ppp/3ppn2/8/3NPP2/2N5/PPP3PP/R1BQKB1R b KQkq", "c": "B82", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 f2f4"}
{"n": "Slav: 3.Nf3 dxc4", "f": "rnbqkbnr/pp2pppp/2p5/8/2pP4/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "D11e", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 d5c4"}
{"n": "Sicilian: 2.Nf3 d6 3.c3 Nf6 4.Be2", "f": "rnbqkb1r/pp2pppp/3p1n2/2p5/4P3/2P2N2/PP1PBPPP/RNBQK2R b KQkq", "c": "B50s", "m": "e2e4 c7c5 g1f3 d7d6 c2c3 g8f6 f1e2"}
{"n": "Slav: Smyslov, 6.e3 Bg4", "f": "r2qkb1r/pp2pppp/n1p2n2/8/P1pP2b1/2N1PN2/1P3PPP/R1BQKB1R w KQkq", "c": "D16h", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 b8a6 e2e3 c8g4"}
{"n": "Modern: Averbakh, Kotov, 5.Be3", "f": "r1bqk1nr/ppp1ppbp/2np2p1/8/2PPP3/2N1B3/PP3PPP/R2QKBNR b KQkq", "c": "A42i", "m": "d2d4 d7d6 c2c4 g7g6 b1c3 f8g7 e2e4 b8c6 c1e3"}
{"n": "QGD: Tartakower, Main Line, 11.Rc1", "f": "rnb2rk1/p1p1qpp1/1p5p/3p4/3P4/4PN2/PP3PPP/2RQKB1R b K", "c": "D59k", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5h4 b7b6 c4d5 f6d5 h4e7 d8e7 c3d5 e6d5 a1c1"}
{"n": "Benoni: 3.d5 g6", "f": "rnbqkb1r/pp1ppp1p/5np1/2pP4/2P5/8/PP2PPPP/RNBQKBNR w KQkq", "c": "A56h", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 g7g6"}
{"n": "Richter-Veresov: 3...Bf5", "f": "rn1qkb1r/ppp1pppp/5n2/3p1bB1/3P4/2N5/PPP1PPPP/R2QKBNR w KQkq", "c": "D01h", "m": "d2d4 d7d5 b1c3 g8f6 c1g5 c8f5"}
{"n": "King's Indian: 6.Be2 e5", "f": "rnbq1rk1/ppp2pbp/3p1np1/4p3/2PPP3/2N2N2/PP2BPPP/R1BQK2R w KQ", "c": "E92a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5"}
{"n": "QGD: Semi-Tarrasch, 7.Bd3 Main Line, 10.Re1 Nf6 11.a3 b6 12.Bc2", "f": "r1bq1rk1/p3bppp/1pn1pn2/8/3P4/P1N2N2/1PB2PPP/R1BQR1K1 b -", "c": "D42o", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 c4d5 f6d5 e2e3 b8c6 f1d3 c5d4 e3d4 f8e7 e1g1 e8g8 f1e1 d5f6 a2a3 b7b6 d3c2"}
{"n": "Durkin", "f": "rnbqkbnr/pppppppp/8/8/8/N7/PPPPPPPP/R1BQKBNR b KQkq", "c": "A00h", "m": "b1a3"}
{"n": "Neo-Old Indian: Modern, 3.Nc3 Bg7 4.Nf3 Bf4 5.e3", "f": "rn1qk1nr/ppp1ppbp/3p2p1/8/2PP2b1/2N1PN2/PP3PPP/R1BQKB1R b KQkq", "c": "A41w", "m": "d2d4 d7d6 c2c4 g7g6 b1c3 f8g7 g1f3 c8g4 e2e3"}
{"n": "Sicilian: Smith-Morra, 3.c3 Nf6", "f": "rnbqkb1r/pp1ppppp/5n2/8/3pP3/2P5/PP3PPP/RNBQKBNR w KQkq", "c": "B21p", "m": "e2e4 c7c5 d2d4 c5d4 c2c3 g8f6"}
{"n": "English: Symmetrical, 5.Nf3 e6 6.O-O Nge7 7.d3 O-O", "f": "r1bq1rk1/pp1pnpbp/2n1p1p1/2p5/2P5/2NP1NP1/PP2PPBP/R1BQ1RK1 w -", "c": "A37o", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 e7e6 e1g1 g8e7 d2d3 e8g8"}
{"n": "King's Indian: Fianchetto, Classical, 9.h3 Re8 10.Re1 a5", "f": "r1bqr1k1/1p1n1pbp/2pp1np1/p3p3/2PPP3/2N2NPP/PP3PB1/R1BQR1K1 w -", "c": "E69u", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 c7c6 h2h3 f8e8 f1e1 a7a5"}
{"n": "Scotch: 4.Nxd4 Bc5 5.Be3 Qf6 6.c3 Nge7 7.Bc4", "f": "r1b1k2r/ppppnppp/2n2q2/2b5/2BNP3/2P1B3/PP3PPP/RN1QK2R b KQkq", "c": "C45x", "m": "e2e4 e7e5 g1f3 b8c6 d2d4 e5d4 f3d4 f8c5 c1e3 d8f6 c2c3 g8e7 f1c4"}
{"n": "Sicilian: Richter-Rauzer, 7...a6 8.O-O-O Be7", "f": "r1bqk2r/1p2bppp/p1nppn2/6B1/3NP3/2N5/PPPQ1PPP/2KR1B1R w kq", "c": "B66d", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 a7a6 e1c1 f8e7"}
{"n": "Spanish: Open, Bernstein, 9...Nc5 10.c3 d4", "f": "r2qkb1r/2p2ppp/p1n1b3/1pn1P3/3p4/1BP2N2/PP1N1PPP/R1BQ1RK1 w kq", "c": "C80s", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 d2d4 b7b5 a4b3 d7d5 d4e5 c8e6 b1d2 e4c5 c2c3 d5d4"}
{"n": "Colle: 3...e6", "f": "rnbqkb1r/ppp2ppp/4pn2/3p4/3P4/4PN2/PPP2PPP/RNBQKB1R w KQkq", "c": "D05a", "m": "d2d4 d7d5 g1f3 g8f6 e2e3 e7e6"}
{"n": "English: Symmetrical, Main Line, 6.O-O", "f": "r1bqk2r/pp1pppbp/2n2np1/2p5/2P5/2N2NP1/PP1PPPBP/R1BQ1RK1 b kq", "c": "A38c", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 g8f6 e1g1"}
{"n": "Sicilian: Maroczy Bind, 6.Be3 Nf6 7.Nc3 d6", "f": "r1bqk2r/pp2ppbp/2np1np1/8/2PNP3/2N1B3/PP3PPP/R2QKB1R w KQkq", "c": "B38e", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 c1e3 g8f6 b1c3 d7d6"}
{"n": "Queen's Indian: Capablanca, 6.Nbd2 O-O", "f": "rn1q1rk1/pbpp1ppp/1p2pn2/8/1bPP4/5NP1/PP1NPPBP/R1BQK2R w KQ", "c": "E16c", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8b4 b1d2 e8g8"}
{"n": "Benoni: Four Pawns, 9.Be2 Bg4 10.O-O Nbd7 11.h3 Bxf3 12.Bxf3 Re8", "f": "r2qr1k1/pp1n1pbp/3p1np1/2pP4/4PP2/2N2B1P/PP4P1/R1BQ1RK1 w -", "c": "A68m", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 g1f3 e8g8 f1e2 c8g4 e1g1 b8d7 h2h3 g4f3 e2f3 f8e8"}
{"n": "King's Indian: Makagonov System", "f": "rnbqk2r/ppp1ppbp/3p1np1/8/2PPP3/2N4P/PP3PP1/R1BQKBNR b KQkq", "c": "E71a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 h2h3"}
{"n": "Queen's Indian: Old Main Line, 9.Qxc3 c5 10.Rd1 d6 11.b3 Bf6", "f": "rn1q1rk1/pb3ppp/1p1ppb2/2p5/2PP4/1PQ2NP1/P3PPBP/R1BR2K1 w -", "c": "E19o", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 f6e4 d1c2 e4c3 c2c3 c7c5 f1d1 d7d6 b2b3 e7f6"}
{"n": "Sicilian: Rossolimo, 3...g6 4.O-O Bg7 5.Re1 Nf6", "f": "r1bqk2r/pp1pppbp/2n2np1/1Bp5/4P3/5N2/PPPP1PPP/RNBQR1K1 w kq", "c": "B31k", "m": "e2e4 c7c5 g1f3 b8c6 f1b5 g7g6 e1g1 f8g7 f1e1 g8f6"}
{"n": "Sicilian: Najdorf, Poisoned Pawn, Main Line", "f": "r1b1kb1r/6pp/p1pppn2/6B1/4P3/q1N5/P1PQ2PP/1R2KB1R w Kkq", "c": "B97r", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 d8b6 d1d2 b6b2 a1b1 b2a3 f4f5 b8c6 f5e6 f7e6 d4c6 b7c6"}
{"n": "French: Tarrasch, Closed, 5.f4 c5 6.c3 Nc6 7.Ndf3 Qb6 8.Ne2", "f": "r1b1kb1r/pp1n1ppp/1qn1p3/2ppP3/3P1P2/2P2N2/PP2N1PP/R1BQKB1R b KQkq", "c": "C05k", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 g8f6 e4e5 f6d7 f2f4 c7c5 c2c3 b8c6 d2f3 d8b6 g1e2"}
{"n": "Gr\u00fcnfeld: 5.Bg5 dxc4", "f": "rnbqk2r/ppp1ppbp/5np1/6B1/2pP4/2N2N2/PP2PPPP/R2QKB1R w KQkq", "c": "D91b", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 c1g5 d5c4"}
{"n": "English: Symmetrical, Geller Variation", "f": "r1b1kb1r/pp1p1ppp/1qn1pn2/8/2PN4/2N3P1/PP2PP1P/R1BQKB1R w KQkq", "c": "A33o", "m": "c2c4 c7c5 g1f3 g8f6 d2d4 c5d4 f3d4 e7e6 b1c3 b8c6 g2g3 d8b6"}
{"n": "Slav: Central, Carlsbad, Main Line", "f": "r3kb1r/ppqn2pp/2p2p2/4nb2/P1N2B2/2N3P1/1P2PPBP/R2QK2R w KQkq", "c": "D17j", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 f3e5 b8d7 e5c4 d8c7 g2g3 e7e5 d4e5 d7e5 c1f4 f6d7 f1g2 f7f6"}
{"n": "King's Indian: Makagonov, 5...O-O 6.Bg5", "f": "rnbq1rk1/ppp1ppbp/3p1np1/6B1/2PPP3/2N4P/PP3PP1/R2QKBNR b KQ", "c": "E71g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 h2h3 e8g8 c1g5"}
{"n": "Vienna: Frankenstein-Dracula Variation", "f": "N1bk1b1r/pp1pq2p/2nn2p1/3Qpp2/8/1B6/PPPP1PPP/R1B1K1NR b KQ", "c": "C27i", "m": "e2e4 e7e5 b1c3 g8f6 f1c4 f6e4 d1h5 e4d6 c4b3 b8c6 c3b5 g7g6 h5f3 f7f5 f3d5 d8e7 b5c7 e8d8 c7a8"}
{"n": "Spanish: Closed, Breyer, Main Line, 15.a4 c5", "f": "r2qrbk1/1b1n1p1p/p2p1np1/1pp1p3/P2PP3/2P2NNP/1PB2PP1/R1BQR1K1 w -", "c": "C95n", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6b8 d2d4 b8d7 b1d2 c8b7 b3c2 f8e8 d2f1 e7f8 f1g3 g7g6 a2a4 c7c5"}
{"n": "Catalan: Open, 5.Nf3 Nc6 6.O-O Rb8", "f": "1rbqkb1r/ppp2ppp/2n1pn2/8/2pP4/5NP1/PP2PPBP/RNBQ1RK1 w k", "c": "E04t", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 b8c6 e1g1 a8b8"}
{"n": "Sicilian: Rossolimo, 3...g6 4.O-O Bg7 5.Re1 Nf6 6.c3", "f": "r1bqk2r/pp1pppbp/2n2np1/1Bp5/4P3/2P2N2/PP1P1PPP/RNBQR1K1 b kq", "c": "B31l", "m": "e2e4 c7c5 g1f3 b8c6 f1b5 g7g6 e1g1 f8g7 f1e1 g8f6 c2c3"}
{"n": "Sicilian: Najdorf, 6.Bg5", "f": "rnbqkb1r/1p2pppp/p2p1n2/6B1/3NP3/2N5/PPP2PPP/R2QKB1R b KQkq", "c": "B94a", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5"}
{"n": "English: Symmetrical, Main Line 7.d4, 8...a6", "f": "r1bq1rk1/1p1pppbp/p1n2np1/8/2PN4/2N3P1/PP2PPBP/R1BQ1RK1 w -", "c": "A39f", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 g8f6 e1g1 e8g8 d2d4 c5d4 f3d4 a7a6"}
{"n": "QGD: Semi-Tarrasch, 6.g3, Main Line, 9.e4", "f": "r1bq1rk1/pp2bppp/2n1p3/2pn4/3PP3/2N2NP1/PP3PBP/R1BQ1RK1 b -", "c": "D41e", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 c4d5 f6d5 g2g3 b8c6 f1g2 f8e7 e1g1 e8g8 e2e4"}
{"n": "Caro-Kann: Advance, 4.Nf3 e6 5.Be2 c5 6.O-O", "f": "rn1qkbnr/pp3ppp/4p3/2ppPb2/3P4/5N2/PPP1BPPP/RNBQ1RK1 b kq", "c": "B12t", "m": "e2e4 c7c6 d2d4 d7d5 e4e5 c8f5 g1f3 e7e6 f1e2 c6c5 e1g1"}
{"n": "Spanish: Closed, Chigorin, 12...Bd7 13.Nf1 Nc4", "f": "r4rk1/2qbbppp/p2p1n2/1pp1p3/2nPP3/2P2N1P/PPB2PP1/R1BQRNK1 w -", "c": "C97j", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 d8c7 b1d2 c8d7 d2f1 a5c4"}
{"n": "Indian: 2.Nf3 d6 3.Bg5", "f": "rnbqkb1r/ppp1pppp/3p1n2/6B1/3P4/5N2/PPP1PPPP/RN1QKB1R b KQkq", "c": "A46i", "m": "d2d4 g8f6 g1f3 d7d6 c1g5"}
{"n": "Caro-Kann: Panov-Botvinnik, 5...g6, Main Line, 8.Be2", "f": "rnbq1rk1/pp2ppbp/5np1/3P4/3P4/1QN5/PP2BPPP/R1B1K1NR b KQ", "c": "B14g", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 c2c4 g8f6 b1c3 g7g6 d1b3 f8g7 c4d5 e8g8 f1e2"}
{"n": "Sicilian: Maroczy Bind, Breyer, 8.Qxg4", "f": "r1bqk2r/pp1pppbp/2n3p1/8/2PNP1Q1/2N1B3/PP3PPP/R3KB1R b KQkq", "c": "B39b", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 c1e3 g8f6 b1c3 f6g4 d1g4"}
{"n": "Two Knights: Traxler, 5.Nxf7 & 6.Kf1", "f": "r1bqk2r/pppp1Npp/2n2n2/4p3/2B1P3/8/PPPP1bPP/RNBQ1K1R b kq", "c": "C57c", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 f3g5 f8c5 g5f7 c5f2 e1f1"}
{"n": "Old Benoni: Czech, 3.e4", "f": "rnbqkbnr/pp1p1ppp/8/2pPp3/4P3/8/PPP2PPP/RNBQKBNR b KQkq", "c": "A44l", "m": "d2d4 c7c5 d4d5 e7e5 e2e4"}
{"n": "Alekhine: Exchange, 5...cxd6", "f": "rnbqkb1r/pp2pppp/1n1p4/8/2PP4/8/PP3PPP/RNBQKBNR w KQkq", "c": "B03r", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 c2c4 d5b6 e5d6 c7d6"}
{"n": "Modern: Averbakh, Kotov, 5.d5", "f": "r1bqk1nr/ppp1ppbp/2np2p1/3P4/2P1P3/2N5/PP3PPP/R1BQKBNR b KQkq", "c": "A42h", "m": "d2d4 d7d6 c2c4 g7g6 b1c3 f8g7 e2e4 b8c6 d4d5"}
{"n": "QGD Tarrasch: 9.b3 Ne4", "f": "r1bq1rk1/pp2bppp/2n5/2pp4/3Pn3/1PN2NP1/P3PPBP/R1BQ1RK1 w -", "c": "D34e", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 g8f6 f1g2 f8e7 e1g1 e8g8 b2b3 f6e4"}
{"n": "Four Knights: Spanish, 4...d6", "f": "r1bqkb1r/ppp2ppp/2np1n2/1B2p3/4P3/2N2N2/PPPP1PPP/R1BQK2R w KQkq", "c": "C48b", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 f1b5 d7d6"}
{"n": "QGA: Mannheim, 4...Nbd7 5.Nc3 e6", "f": "r1bqkb1r/pppn1ppp/4pn2/8/Q1pP4/2N2N2/PP2PPPP/R1B1KB1R w KQkq", "c": "D23g", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 d1a4 b8d7 b1c3 e7e6"}
{"n": "King's Indian: S\u00e4misch, Orthodox, 7.Nge2 c6 8.Qd2 Nbd7 9.d5", "f": "r1bq1rk1/pp1n1pbp/2pp1np1/3Pp3/2P1P3/2N1BP2/PP1QN1PP/R3KB1R b KQ", "c": "E86f", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 g1e2 c7c6 d1d2 b8d7 d4d5"}
{"n": "French: Exchange", "f": "rnbqkbnr/ppp2ppp/4p3/3P4/3P4/8/PPP2PPP/RNBQKBNR b KQkq", "c": "C01a", "m": "e2e4 e7e6 d2d4 d7d5 e4d5"}
{"n": "QGD: Classical, 5...O-O 6.e3 c5 7.dxc5 Bxc5", "f": "rnbq1rk1/pp3ppp/4pn2/2bp4/2P2B2/2N1PN2/PP3PPP/R2QKB1R w KQ", "c": "D37o", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8e7 c1f4 e8g8 e2e3 c7c5 d4c5 e7c5"}
{"n": "Sicilian: Dragon, Yugoslav, 9.O-O-O d5 10.exd5", "f": "r1bq1rk1/pp2ppbp/2n2np1/3P4/3N4/2N1BP2/PPPQ2PP/2KR1B1R b -", "c": "B76q", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 e1c1 d6d5 e4d5"}
{"n": "Sicilian: Scheveningen, Keres, 6...Nc6", "f": "r1bqkb1r/pp3ppp/2nppn2/8/3NP1P1/2N5/PPP2P1P/R1BQKB1R w KQkq", "c": "B81q", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 g2g4 b8c6"}
{"n": "Benoni: Four Pawns, Taimanov, 9.Bd3 O-O 10.Nf3", "f": "rnbq1rk1/pp1n1pbp/3p2p1/2pP4/4PP2/2NB1N2/PP4PP/R1BQK2R b KQ", "c": "A67g", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 f1b5 f6d7 b5d3 e8g8 g1f3"}
{"n": "Sicilian: Closed, 6.f4 e5", "f": "r1bqk1nr/pp3pbp/2np2p1/2p1p3/4PP2/2NP2P1/PPP3BP/R1BQK1NR w KQkq", "c": "B25i", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 f2f4 e7e5"}
{"n": "French: Two Knights Variation", "f": "rnbqkbnr/ppp2ppp/4p3/3p4/4P3/2N2N2/PPPP1PPP/R1BQKB1R b KQkq", "c": "C00l", "m": "e2e4 e7e6 g1f3 d7d5 b1c3"}
{"n": "Alekhine: Four Pawns Attack, Trifunovic Variation", "f": "rn1qkb1r/ppp1pppp/1n1p4/4Pb2/2PP1P2/8/PP4PP/RNBQKBNR w KQkq", "c": "B03h", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 c2c4 d5b6 f2f4 c8f5"}
{"n": "Centre Game", "f": "rnbqkbnr/pppp1ppp/8/8/3QP3/8/PPP2PPP/RNB1KBNR b KQkq", "c": "C22", "m": "e2e4 e7e5 d2d4 e5d4 d1d4"}
{"n": "QGA: Smyslov, 5.Bxc4 Bg7 6.O-O", "f": "rnbqk2r/ppp1ppbp/5np1/8/2BP4/4PN2/PP3PPP/RNBQ1RK1 b kq", "c": "D25e", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 g7g6 f1c4 f8g7 e1g1"}
{"n": "Sicilian: 3.Bb5+ Nc6 4.Bxc6+", "f": "r1bqkbnr/pp2pppp/2Bp4/2p5/4P3/5N2/PPPP1PPP/RNBQK2R b KQkq", "c": "B51l", "m": "e2e4 c7c5 g1f3 d7d6 f1b5 b8c6 b5c6"}
{"n": "Benko Gambit: 4.Nf3", "f": "rnbqkb1r/p2ppppp/5n2/1ppP4/2P5/5N2/PP2PPPP/RNBQKB1R b KQkq", "c": "A57d", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 g1f3"}
{"n": "Reti: Accepted, 3.g3 e6", "f": "rnbqkbnr/ppp2ppp/4p3/8/2p5/5NP1/PP1PPP1P/RNBQKB1R w KQkq", "c": "A09m", "m": "g1f3 d7d5 c2c4 d5c4 g2g3 e7e6"}
{"n": "QGD: Exchange, 5.Nf3 Be7 6.Bf4 c6", "f": "rnbqk2r/pp2bppp/2p2n2/3p4/3P1B2/2N2N2/PP2PPPP/R2QKB1R w KQkq", "c": "D35h", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 g1f3 f8e7 c1f4 c7c6"}
{"n": "Neo-Gr\u00fcnfeld, 6.O-O c6 7.Qa4", "f": "rnbq1rk1/pp2ppbp/2p2np1/3p4/Q1PP4/5NP1/PP2PPBP/RNB2RK1 b -", "c": "D78d", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 e1g1 c7c6 d1a4"}
{"n": "Owen Defence", "f": "rnbqkbnr/p1pppppp/1p6/8/4P3/8/PPPP1PPP/RNBQKBNR w KQkq", "c": "B00d", "m": "e2e4 b7b6"}
{"n": "King's Indian: 7.O-O", "f": "rnbq1rk1/ppp2pbp/3p1np1/4p3/2PPP3/2N2N2/PP2BPPP/R1BQ1RK1 b -", "c": "E94a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1"}
{"n": "Sicilian: Nimzowitsch, 4.Nc3 e6 5.Nxd5", "f": "rnbqkb1r/pp1p1ppp/4p3/2pNP3/8/5N2/PPPP1PPP/R1BQKB1R b KQkq", "c": "B29l", "m": "e2e4 c7c5 g1f3 g8f6 e4e5 f6d5 b1c3 e7e6 c3d5"}
{"n": "QGA: 3.Nc3", "f": "rnbqkbnr/ppp1pppp/8/8/2pP4/2N5/PP2PPPP/R1BQKBNR b KQkq", "c": "D20i", "m": "d2d4 d7d5 c2c4 d5c4 b1c3"}
{"n": "Alekhine: Modern, Main Line, 8.h3 Bh5 9.Nc3 O-O 10.Be3 d5", "f": "rn1q1rk1/ppp1bppp/1n2p3/3pP2b/2PP4/2N1BN1P/PP2BPP1/R2Q1RK1 w -", "c": "B05p", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 g1f3 c8g4 f1e2 e7e6 e1g1 f8e7 c2c4 d5b6 h2h3 g4h5 b1c3 e8g8 c1e3 d6d5"}
{"n": "English: Romanishin Gambit", "f": "rnbqkb1r/2pp1ppp/p3pn2/1p6/2P5/5NP1/PP1PPPBP/RNBQK2R w KQkq", "c": "A13k", "m": "c2c4 e7e6 g1f3 g8f6 g2g3 a7a6 f1g2 b7b5"}
{"n": "Sicilian: Taimanov, 5.Nxc6", "f": "r1bqkbnr/pp1p1ppp/2N1p3/8/4P3/8/PPP2PPP/RNBQKB1R b KQkq", "c": "B44i", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 d4c6"}
{"n": "Sicilian: Scheveningen, Keres, 6...Nc6 7.g5 Nd7", "f": "r1bqkb1r/pp1n1ppp/2npp3/6P1/3NP3/2N5/PPP2P1P/R1BQKB1R w KQkq", "c": "B81r", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 g2g4 b8c6 g4g5 f6d7"}
{"n": "Philidor: Improved Hanham, 7.Re1 c6 8.a4 a5", "f": "r1bq1rk1/1p1nbppp/2pp1n2/p3p3/P1BPP3/2N2N2/1PP2PPP/R1BQR1K1 w -", "c": "C41y", "m": "e2e4 e7e5 g1f3 d7d6 d2d4 g8f6 b1c3 b8d7 f1c4 f8e7 e1g1 e8g8 f1e1 c7c6 a2a4 a7a5"}
{"n": "Sicilian: Scheveningen, Classical", "f": "rnbqkb1r/1p3ppp/p2ppn2/8/3NP3/2N5/PPP1BPPP/R1BQK2R w KQkq", "c": "B84", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 f1e2 a7a6"}
{"n": "Sicilian: Smith-Morra, 4.Nxc3 d6", "f": "rnbqkbnr/pp2pppp/3p4/8/4P3/2N5/PP3PPP/R1BQKBNR w KQkq", "c": "B21t", "m": "e2e4 c7c5 d2d4 c5d4 c2c3 d4c3 b1c3 d7d6"}
{"n": "Pirc: Classical, 5.Be2 O-O 6.O-O Nc6", "f": "r1bq1rk1/ppp1ppbp/2np1np1/8/3PP3/2N2N2/PPP1BPPP/R1BQ1RK1 w -", "c": "B08o", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 g1f3 f8g7 f1e2 e8g8 e1g1 b8c6"}
{"n": "Slav: 3.e3", "f": "rnbqkbnr/pp2pppp/2p5/3p4/2PP4/4P3/PP3PPP/RNBQKBNR b KQkq", "c": "D10h", "m": "d2d4 d7d5 c2c4 c7c6 e2e3"}
{"n": "Benoni: 4.g3", "f": "rnbqkb1r/pp1p1ppp/4pn2/2pP4/2P5/6P1/PP2PP1P/RNBQKBNR b KQkq", "c": "A60e", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 g2g3"}
{"n": "QGA: Janowski-Larsen, 6.Qb3", "f": "rn1qkb1r/ppp2ppp/4pn2/8/2BP2b1/1Q2PN2/PP3PPP/RNB1K2R b KQkq", "c": "D25i", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 c8g4 f1c4 e7e6 d1b3"}
{"n": "Semi-Slav: Meran, 8...a6 9.e4 Bb7", "f": "r2qkb1r/1b1n1ppp/p1p1pn2/1p6/3PP3/2NB1N2/PP3PPP/R1BQK2R w KQkq", "c": "D48i", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 a7a6 e3e4 c8b7"}
{"n": "Slav: Exchange, 4.Nc3 Nf6 5.Bf4 Nc6", "f": "r1bqkb1r/pp2pppp/2n2n2/3p4/3P1B2/2N5/PP2PPPP/R2QKBNR w KQkq", "c": "D10f", "m": "d2d4 d7d5 c2c4 c7c6 c4d5 c6d5 b1c3 g8f6 c1f4 b8c6"}
{"n": "Slav: Smyslov, 6.Ne5", "f": "r1bqkb1r/pp2pppp/n1p2n2/4N3/P1pP4/2N5/1P2PPPP/R1BQKB1R b KQkq", "c": "D16f", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 b8a6 f3e5"}
{"n": "QGD: 4.Bg5 Be7", "f": "rnbqk2r/ppp1bppp/4pn2/3p2B1/2PP4/2N5/PP2PPPP/R2QKBNR w KQkq", "c": "D53a", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7"}
{"n": "QGD: Marshall Defence, 3.cxd5 Nxd5 4.e4", "f": "rnbqkb1r/ppp1pppp/8/3n4/3PP3/8/PP3PPP/RNBQKBNR b KQkq", "c": "D06k", "m": "d2d4 d7d5 c2c4 g8f6 c4d5 f6d5 e2e4"}
{"n": "QGA: Classical, 6...a6 7.Bb3 cxd4", "f": "rnbqkb1r/1p3ppp/p3pn2/8/3p4/1B2PN2/PP3PPP/RNBQ1RK1 w kq", "c": "D27h", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 c4b3 c5d4"}
{"n": "King's Indian: S\u00e4misch, Panno Main Line, 9.a3", "f": "1rbq1rk1/1pp1ppbp/p1np1np1/8/2PPP3/P1N1BP2/1P1QN1PP/R3KB1R b KQ", "c": "E84b", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b8c6 g1e2 a7a6 d1d2 a8b8 a2a3"}
{"n": "Sicilian: Richter-Rauzer, Margate, 7...Bd7", "f": "r2qkb1r/pp1b1ppp/2nppn2/1B4B1/3NP3/2N5/PPP2PPP/R2QK2R w KQkq", "c": "B62h", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 f1b5 c8d7"}
{"n": "Vienna: 3.Bc4 Bc5 4.d3 d6 5.f4", "f": "rnbqk2r/ppp2ppp/3p1n2/2b1p3/2B1PP2/2NP4/PPP3PP/R1BQK1NR b KQkq", "c": "C26u", "m": "e2e4 e7e5 b1c3 g8f6 f1c4 f8c5 d2d3 d7d6 f2f4"}
{"n": "Sicilian: Maroczy Bind, 7.Nc3 O-O 8.Be2 d6 9.O-O Bd7 10.Nc2", "f": "r2q1rk1/pp1bppbp/2np1np1/8/2P1P3/2N1B3/PPN1BPPP/R2Q1RK1 b -", "c": "B38s", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 c1e3 g8f6 b1c3 e8g8 f1e2 d7d6 e1g1 c8d7 d4c2"}
{"n": "Queen's Indian: 4.e3", "f": "rnbqkb1r/p1pp1ppp/1p2pn2/8/2PP4/4PN2/PP3PPP/RNBQKB1R b KQkq", "c": "E14a", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 e2e3"}
{"n": "Sicilian: Lowenthal, Kalashnikov, Main Line", "f": "r2qk1nr/1p2bppp/p1npb3/4p3/2P1P3/N1N5/PP3PPP/R1BQKB1R w KQkq", "c": "B32w", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 e7e5 d4b5 d7d6 c2c4 f8e7 b1c3 a7a6 b5a3 c8e6"}
{"n": "QGD: Ragozin, 5.Bg5", "f": "rnbqk2r/ppp2ppp/4pn2/3p2B1/1bPP4/2N2N2/PP2PPPP/R2QKB1R b KQkq", "c": "D38h", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8b4 c1g5"}
{"n": "French: Rubinstein, 4...Bd7 5.Nf3", "f": "rn1qkbnr/pppb1ppp/4p3/8/3PN3/5N2/PPP2PPP/R1BQKB1R b KQkq", "c": "C10s", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 d5e4 c3e4 c8d7 g1f3"}
{"n": "King's Indian: S\u00e4misch, Orthodox, Bronstein, 9.Bf2", "f": "rnb2rk1/ppp2pbp/3p2p1/3Pp2n/2P1P2q/2N2P2/PP1Q1BPP/R3KBNR b KQ", "c": "E87i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 d4d5 f6h5 d1d2 d8h4 e3f2"}
{"n": "English: King's, 2.Nc3 Nf6", "f": "rnbqkb1r/pppp1ppp/5n2/4p3/2P5/2N5/PP1PPPPP/R1BQKBNR w KQkq", "c": "A22", "m": "c2c4 e7e5 b1c3 g8f6"}
{"n": "Caro-Kann: Steinitz, 5.Nf3 Ngf6 6.Nxf6+ Nxf6 7.Bc4", "f": "r1bqkb1r/pp2pppp/2p2n2/8/2BP4/5N2/PPP2PPP/R1BQK2R b KQkq", "c": "B17e", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 b8d7 g1f3 g8f6 e4f6 d7f6 f1c4"}
{"n": "King's Indian: S\u00e4misch, Orthodox, 7.d5 c6 8.Qd2 cxd5", "f": "rnbq1rk1/pp3pbp/3p1np1/3pp3/2P1P3/2N1BP2/PP1Q2PP/R3KBNR w KQ", "c": "E88c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 d4d5 c7c6 d1d2 c6d5"}
{"n": "Pirc: Austrian, 5...O-O 6.Be3", "f": "rnbq1rk1/ppp1ppbp/3p1np1/8/3PPP2/2N1BN2/PPP3PP/R2QKB1R b KQ", "c": "B09g", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 f2f4 f8g7 g1f3 e8g8 c1e3"}
{"n": "QGD Tarrasch: 6.g3 Nf6 (Prague)", "f": "r1bqkb1r/pp3ppp/2n2n2/2pp4/3P4/2N2NP1/PP2PP1P/R1BQKB1R w KQkq", "c": "D33l", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 g8f6"}
{"n": "Alekhine: Four Pawns Attack, 6...Nc6", "f": "r1bqkb1r/ppp1pppp/1nn5/4P3/2PP4/8/PP4PP/RNBQKBNR w KQkq", "c": "B03m", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 c2c4 d5b6 f2f4 d6e5 f4e5 b8c6"}
{"n": "King's Indian: S\u00e4misch, 5...O-O 6.Bg5 c5", "f": "rnbq1rk1/pp2ppbp/3p1np1/2p3B1/2PPP3/2N2P2/PP4PP/R2QKBNR w KQ", "c": "E81h", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1g5 c7c5"}
{"n": "QGD: Alatortsev, 5.Bf4 c6 6.e3 Bf5", "f": "rn1qk1nr/pp2bppp/2p5/3p1b2/3P1B2/2N1P3/PP3PPP/R2QKBNR w KQkq", "c": "D31g", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 f8e7 c4d5 e6d5 c1f4 c7c6 e2e3 c8f5"}
{"n": "Caro-Kann: Classical, Spassky, Main Line, 14.g3 Nxe4", "f": "2kr1b1r/ppqn1pp1/2p1p2p/7P/3Pn3/3Q1NP1/PPPB1P2/2KR3R w -", "c": "B19t", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 c8f5 e4g3 f5g6 h2h4 h7h6 g1f3 b8d7 h4h5 g6h7 f1d3 h7d3 d1d3 d8c7 c1d2 e7e6 e1c1 g8f6 g3e4 e8c8 g2g3 f6e4"}
{"n": "Queen's Pawn: Modern", "f": "rnbqkbnr/pppppp1p/6p1/8/3P4/5N2/PPP1PPPP/RNBQKB1R b KQkq", "c": "A40t", "m": "d2d4 g7g6 g1f3"}
{"n": "Caro-Kann: Exchange Variation", "f": "rnbqkbnr/pp2pppp/2p5/3P4/3P4/8/PPP2PPP/RNBQKBNR b KQkq", "c": "B13a", "m": "e2e4 c7c6 d2d4 d7d5 e4d5"}
{"n": "Bogo-Indian: 4.Nbd2 O-O 5.a3", "f": "rnbq1rk1/pppp1ppp/4pn2/8/1bPP4/P4N2/1P1NPPPP/R1BQKB1R b KQ", "c": "E11f", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 f8b4 b1d2 e8g8 a2a3"}
{"n": "Spanish: Schliemann, 4.Nc3 fxe4 5.Nxe4 d5 6.Nxe5", "f": "r1bqkbnr/ppp3pp/2n5/1B1pN3/4N3/8/PPPP1PPP/R1BQK2R b KQkq", "c": "C63s", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f7f5 b1c3 f5e4 c3e4 d7d5 f3e5"}
{"n": "Sicilian: Richter-Rauzer, 7...a6, 9.f3", "f": "r2qkb1r/1p1b1ppp/p1nppn2/6B1/3NP3/2N2P2/PPPQ2PP/2KR1B1R b kq", "c": "B67c", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 a7a6 e1c1 c8d7 f2f3"}
{"n": "Slav: Central, Carlsbad Variation", "f": "r3kb1r/ppqn1ppp/2p2n2/4pb2/P1NP4/2N3P1/1P2PP1P/R1BQKB1R w KQkq", "c": "D17i", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 f3e5 b8d7 e5c4 d8c7 g2g3 e7e5"}
{"n": "Budapest: Adler, 4...Bc5 5.e3 Nc6 6.Be2", "f": "r1bqk2r/pppp1ppp/2n5/2b1P3/2P3n1/4PN2/PP2BPPP/RNBQK2R b KQkq", "c": "A52g", "m": "d2d4 g8f6 c2c4 e7e5 d4e5 f6g4 g1f3 f8c5 e2e3 b8c6 f1e2"}
{"n": "Nimzo-Indian: Main Line, 8...dxc4 9.Bxc4 cxd4", "f": "r1bq1rk1/pp3ppp/2n1pn2/8/1bBp4/P1N1PN2/1P3PPP/R1BQ1RK1 w -", "c": "E57", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 e2e3 e8g8 g1f3 d7d5 f1d3 c7c5 e1g1 b8c6 a2a3 d5c4 d3c4 c5d4"}
{"n": "Sicilian: Accelerated Fianchetto, Modern, 6.Be3 Nf6 7.Nxc6", "f": "r1bqk2r/pp1pppbp/2N2np1/8/4P3/2N1B3/PPP2PPP/R2QKB1R b KQkq", "c": "B34r", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 b1c3 f8g7 c1e3 g8f6 d4c6"}
{"n": "King's Indian: Fianchetto, Kavalek/Bronstein, 8.h3", "f": "rnb2rk1/pp2ppbp/2pp1np1/q7/2PP4/2N2NPP/PP2PPB1/R1BQ1RK1 b -", "c": "E62i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 c7c6 e1g1 d8a5 h2h3"}
{"n": "Neo-Gr\u00fcnfeld, 6.O-O c6 7.Nbd2 Bf5", "f": "rn1q1rk1/pp2ppbp/2p2np1/3p1b2/2PP4/5NP1/PP1NPPBP/R1BQ1RK1 w -", "c": "D78n", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 e1g1 c7c6 b1d2 c8f5"}
{"n": "Catalan: 4.Nf3 dxc4 5.Qa4+", "f": "rnbqkb1r/ppp2ppp/4pn2/8/Q1pP4/5NP1/PP2PP1P/RNB1KB1R b KQkq", "c": "E00u", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 g1f3 d5c4 d1a4"}
{"n": "French: Exchange, 4.Nf3 Bd6 5.Bd3 Nf6", "f": "rnbqk2r/ppp2ppp/3b1n2/3p4/3P4/3B1N2/PPP2PPP/RNBQK2R w KQkq", "c": "C01p", "m": "e2e4 e7e6 d2d4 d7d5 e4d5 e6d5 f1d3 f8d6 g1f3 g8f6"}
{"n": "French: Classical, Tartakower Variation", "f": "rnbqk2r/ppp1bppp/4p3/3pP1B1/3Pn3/2N5/PPP2PPP/R2QKBNR w KQkq", "c": "C13f", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8e7 e4e5 f6e4"}
{"n": "King's Indian: Averbakh", "f": "rnbq1rk1/ppp1ppbp/3p1np1/6B1/2PPP3/2N5/PP2BPPP/R2QK1NR b KQ", "c": "E73i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5"}
{"n": "Old Benoni: Czech, 3.e4 d6 4.Nc3 a6", "f": "rnbqkbnr/1p3ppp/p2p4/2pPp3/4P3/2N5/PPP2PPP/R1BQKBNR w KQkq", "c": "A44t", "m": "d2d4 c7c5 d4d5 e7e5 e2e4 d7d6 b1c3 a7a6"}
{"n": "Spanish: Berlin, 4.O-O", "f": "r1bqkb1r/pppp1ppp/2n2n2/1B2p3/4P3/5N2/PPPP1PPP/RNBQ1RK1 b kq", "c": "C65k", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 e1g1"}
{"n": "Slav: Chameleon, 5.e3 b5", "f": "rnbqkb1r/4pppp/p1p2n2/1p1p4/2PP4/2N1PN2/PP3PPP/R1BQKB1R w KQkq", "c": "D15h", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 a7a6 e2e3 b7b5"}
{"n": "QGA: Janowski-Larsen, 6.h3 Bh5 7.Nc3 a6", "f": "rn1qkb1r/1pp2ppp/p3pn2/7b/2BP4/2N1PN1P/PP3PP1/R1BQK2R w KQkq", "c": "D25n", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 c8g4 f1c4 e7e6 h2h3 g4h5 b1c3 a7a6"}
{"n": "King's Indian: Fianchetto, Classical, 8.Qc2 c6", "f": "r1bq1rk1/pp1n1pbp/2pp1np1/4p3/2PP4/2N2NP1/PPQ1PPBP/R1B2RK1 w -", "c": "E67i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 d1c2 c7c6"}
{"n": "Alekhine: Scandinavian Variation", "f": "rnbqkb1r/pppppppp/5n2/8/4P3/2N5/PPPP1PPP/R1BQKBNR b KQkq", "c": "B02c", "m": "e2e4 g8f6 b1c3"}
{"n": "QGA: Alekhine, 4.e3 Bg4 5.Bxc4 e6 6.h3", "f": "rn1qkbnr/1pp2ppp/p3p3/8/2BP2b1/4PN1P/PP3PP1/RNBQK2R b KQkq", "c": "D22l", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 a7a6 e2e3 c8g4 f1c4 e7e6 h2h3"}
{"n": "Queen's Indian: 5.Bg5 h6 6.Bh4 Bb4 7.e3 Bxc3+ 8.bxc3 d6 9.Nd2", "f": "rn1qk2r/pbp2pp1/1p1ppn1p/8/2PP3B/2P1P3/P2N1PPP/R2QKB1R b KQkq", "c": "E13j", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 b1c3 c8b7 c1g5 h7h6 g5h4 f8b4 e2e3 b4c3 b2c3 d7d6 f3d2"}
{"n": "Scotch: 4.Nxd4 Bc5 5.Nxc6", "f": "r1bqk1nr/pppp1ppp/2N5/2b5/4P3/8/PPP2PPP/RNBQKB1R b KQkq", "c": "C45r", "m": "e2e4 e7e5 g1f3 b8c6 d2d4 e5d4 f3d4 f8c5 d4c6"}
{"n": "Spanish: Closed, Chigorin, 12...Bd7 13.Nf1 Rfe8", "f": "r3r1k1/2qbbppp/p2p1n2/npp1p3/3PP3/2P2N1P/PPB2PP1/R1BQRNK1 w -", "c": "C97k", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 d8c7 b1d2 c8d7 d2f1 f8e8"}
{"n": "QGD: Tartakower, 8.cxd5 Nxd5 9.Bxe7 Qxe7 10.Rc1 Bb7 11.Bd3", "f": "rn3rk1/pbp1qpp1/1p2p2p/3n4/3P4/2NBPN2/PP3PPP/2RQK2R b K", "c": "D59g", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5h4 b7b6 c4d5 f6d5 h4e7 d8e7 a1c1 c8b7 f1d3"}
{"n": "French: MacCutcheon, 8.Qg4", "f": "rnbqk2r/ppp2pp1/4p2p/3pP3/3Pn1Q1/2P5/P1PB1PPP/R3KBNR b KQkq", "c": "C12l", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8b4 e4e5 h7h6 g5d2 b4c3 b2c3 f6e4 d1g4"}
{"n": "Caro-Kann: Two Knights, 3...Bg4 4.h3 Bh5, 7.g4 Bg6", "f": "r2qkbnr/pp2pppp/2n3b1/1B1p4/6P1/2N2N1P/PPPP1P2/R1BQK2R w KQkq", "c": "B11c", "m": "e2e4 c7c6 b1c3 d7d5 g1f3 c8g4 h2h3 g4h5 e4d5 c6d5 f1b5 b8c6 g2g4 h5g6"}
{"n": "Benko Gambit: Accepted, 6.g3 d6 7.Bg2 g6", "f": "rn1qkb1r/4pp1p/b2p1np1/2pP4/8/6P1/PP2PPBP/RNBQK1NR w KQkq", "c": "A58d", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6 c8a6 g2g3 d7d6 f1g2 g7g6"}
{"n": "Caro-Kann: Two Knights, 3...Bg4", "f": "rn1qkbnr/pp2pppp/2p5/3p4/4P1b1/2N2N2/PPPP1PPP/R1BQKB1R w KQkq", "c": "B11a", "m": "e2e4 c7c6 b1c3 d7d5 g1f3 c8g4"}
{"n": "King's Indian: Makagonov, 5...O-O 6.Bg5 c5", "f": "rnbq1rk1/pp2ppbp/3p1np1/2p3B1/2PPP3/2N4P/PP3PP1/R2QKBNR w KQ", "c": "E71m", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 h2h3 e8g8 c1g5 c7c5"}
{"n": "KGA: 3.Nf3 g5 4.Bc4 Bg7", "f": "rnbqk1nr/pppp1pbp/8/6p1/2B1Pp2/5N2/PPPP2PP/RNBQK2R w KQkq", "c": "C38", "m": "e2e4 e7e5 f2f4 e5f4 g1f3 g7g5 f1c4 f8g7"}
{"n": "Caro-Kann: Panov-Botvinnik, 5...e6 6.Nf3 Bb4 7.cxd5 exd5", "f": "rnbqk2r/pp3ppp/5n2/3p4/1b1P4/2N2N2/PP3PPP/R1BQKB1R w KQkq", "c": "B14q", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 c2c4 g8f6 b1c3 e7e6 g1f3 f8b4 c4d5 e6d5"}
{"n": "King's Indian: Mar del Plata, 9.Nd2 c5", "f": "r1bq1rk1/pp2npbp/3p1np1/2pPp3/2P1P3/2N5/PP1NBPPP/R1BQ1RK1 w -", "c": "E97w", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 f3d2 c7c5"}
{"n": "Sicilian: Kan, 5.Nc3 Qc7", "f": "rnb1kbnr/1pqp1ppp/p3p3/8/3NP3/2N5/PPP2PPP/R1BQKB1R w KQkq", "c": "B43g", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 a7a6 b1c3 d8c7"}
{"n": "Scandinavian: Marshall, 4.c4", "f": "rnbqkb1r/ppp1pppp/8/3n4/2PP4/8/PP3PPP/RNBQKBNR b KQkq", "c": "B01y", "m": "e2e4 d7d5 e4d5 g8f6 d2d4 f6d5 c2c4"}
{"n": "QGD Tarrasch: 9.dxc5 Bxc5", "f": "r1bq1rk1/pp3ppp/2n2n2/2bp4/8/2N2NP1/PP2PPBP/R1BQ1RK1 w -", "c": "D34i", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 g8f6 f1g2 f8e7 e1g1 e8g8 d4c5 e7c5"}
{"n": "Caro-Kann: Panov-Botvinnik, 5.Nc3", "f": "rnbqkb1r/pp2pppp/5n2/3p4/2PP4/2N5/PP3PPP/R1BQKBNR b KQkq", "c": "B13p", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 c2c4 g8f6 b1c3"}
{"n": "Sicilian: Dragon, 6.Be3", "f": "rnbqkb1r/pp2pp1p/3p1np1/8/3NP3/2N1B3/PPP2PPP/R2QKB1R b KQkq", "c": "B72", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3"}
{"n": "King's Indian: 7.O-O Nbd7 8.Re1 h6", "f": "r1bq1rk1/pppn1pb1/3p1npp/4p3/2PPP3/2N2N2/PP2BPPP/R1BQR1K1 w -", "c": "E95c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8d7 f1e1 h7h6"}
{"n": "Sicilian: Scheveningen, English, 7...b5, 8.Qd2 Bb7", "f": "rn1qkb1r/1b3ppp/p2ppn2/1p6/3NP3/2N1BP2/PPPQ2PP/R3KB1R w KQkq", "c": "B80l", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 c1e3 a7a6 f2f3 b7b5 d1d2 c8b7"}
{"n": "Sicilian: Maroczy Bind, 6.Nc2 Nf6 7.Nc3 d6 8.Be2 O-O 9.O-O Nd7 10.Bd2 Nc5", "f": "r1bq1rk1/pp2ppbp/2np2p1/2n5/2P1P3/2N5/PPNBBPPP/R2Q1RK1 w -", "c": "B37p", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 d4c2 g8f6 b1c3 d7d6 f1e2 e8g8 e1g1 f6d7 c1d2 d7c5"}
{"n": "Sicilian: Taimanov, 6.Ndb5", "f": "r1b1kbnr/ppqp1ppp/2n1p3/1N6/4P3/2N5/PPP2PPP/R1BQKB1R b KQkq", "c": "B47c", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 d4b5"}
{"n": "King's Indian: Petrosian, 7...c5 8.Bg5", "f": "rnbq1rk1/pp3pbp/3p1np1/2pPp1B1/2P1P3/2N2N2/PP2BPPP/R2QK2R b KQ", "c": "E92p", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 d4d5 c7c5 c1g5"}
{"n": "Sicilian: Smith-Morra, 4.Nxc3 Nc6", "f": "r1bqkbnr/pp1ppppp/2n5/8/4P3/2N5/PP3PPP/R1BQKBNR w KQkq", "c": "B21w", "m": "e2e4 c7c5 d2d4 c5d4 c2c3 d4c3 b1c3 b8c6"}
{"n": "Catalan: Closed, Main Line, 9.e4 Bb7 10.b3 Rc8 11.Bb2", "f": "2rq1rk1/pb1nbppp/1pp1pn2/3p4/2PPP3/1P3NP1/PBQN1PBP/R4RK1 b -", "c": "E09o", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 f8e7 g1f3 e8g8 e1g1 b8d7 d1c2 c7c6 b1d2 b7b6 e2e4 c8b7 b2b3 a8c8 c1b2"}
{"n": "Sicilian: Taimanov, 6.Be3 a6 7.Bd3 Nf6 8.O-O Ne5 9.h3 Bc5 10.Kh1", "f": "r1b1k2r/1pqp1ppp/p3pn2/2b1n3/3NP3/2NBB2P/PPP2PP1/R2Q1R1K b kq", "c": "B48v", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 c1e3 a7a6 f1d3 g8f6 e1g1 c6e5 h2h3 f8c5 g1h1"}
{"n": "King's Indian: Larsen, 6...e5, Queenswap", "f": "rnbQ1rk1/ppp2pbp/5np1/4p3/2P1P3/2N1BN2/PP3PPP/R3KB1R b KQ", "c": "E90j", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 c1e3 e7e5 d4e5 d6e5 d1d8"}
{"n": "Sicilian: Najdorf, 6.a4 e5", "f": "rnbqkb1r/1p3ppp/p2p1n2/4p3/P2NP3/2N5/1PP2PPP/R1BQKB1R w KQkq", "c": "B90c", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 a2a4 e7e5"}
{"n": "Neo-Gr\u00fcnfeld, 6.cxd5 Nxd5 7.O-O Nb6 8.Nc3 Nc6 9.d5", "f": "r1bq1rk1/ppp1ppbp/1nn3p1/3P4/8/2N2NP1/PP2PPBP/R1BQ1RK1 b -", "c": "D76i", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 c4d5 f6d5 e1g1 d5b6 b1c3 b8c6 d4d5"}
{"n": "Nimzo-Indian: Classical, Pirc Variation", "f": "rnbq1rk1/pp1p1ppp/4pn2/2P5/1bP5/2N5/PPQ1PPPP/R1B1KBNR w KQ", "c": "E39a", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 c7c5 d4c5 e8g8"}
{"n": "Reti: Advance, Anglo-Polish Attack", "f": "rnbqkbnr/ppp1pppp/8/8/1PPp4/5N2/P2PPPPP/RNBQKB1R b KQkq", "c": "A09c", "m": "g1f3 d7d5 c2c4 d5d4 b2b4"}
{"n": "King's Indian: S\u00e4misch, Panno", "f": "r1bq1rk1/1pp1ppbp/p1np1np1/8/2PPP3/2N1BP2/PP2N1PP/R2QKB1R w KQ", "c": "E83f", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b8c6 g1e2 a7a6"}
{"n": "Gr\u00fcnfeld: Modern Exchange, 8.Be3 O-O", "f": "rnbq1rk1/pp2ppbp/6p1/2p5/3PP3/2P1BN2/P4PPP/R2QKB1R w KQ", "c": "D85w", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 g1f3 c7c5 c1e3 e8g8"}
{"n": "King's Indian: 7.O-O Nbd7 8.Re1 a5", "f": "r1bq1rk1/1ppn1pbp/3p1np1/p3p3/2PPP3/2N2N2/PP2BPPP/R1BQR1K1 w -", "c": "E95b", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8d7 f1e1 a7a5"}
{"n": "Sicilian: Taimanov, 6.Be2 a6", "f": "r1b1kbnr/1pqp1ppp/p1n1p3/8/3NP3/2N5/PPP1BPPP/R1BQK2R w KQkq", "c": "B47r", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 f1e2 a7a6"}
{"n": "Spanish: Schliemann, 4.d3", "f": "r1bqkbnr/pppp2pp/2n5/1B2pp2/4P3/3P1N2/PPP2PPP/RNBQK2R b KQkq", "c": "C63d", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f7f5 d2d3"}
{"n": "King's Indian: 6.Be2 Nc6", "f": "r1bq1rk1/ppp1ppbp/2np1np1/8/2PPP3/2N2N2/PP2BPPP/R1BQK2R w KQ", "c": "E91o", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 b8c6"}
{"n": "King's Indian: 7.O-O Nbd7 8.Re1", "f": "r1bq1rk1/pppn1pbp/3p1np1/4p3/2PPP3/2N2N2/PP2BPPP/R1BQR1K1 b -", "c": "E95a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8d7 f1e1"}
{"n": "Dutch: Staunton Gambit, Staunton Variation", "f": "rnbqkb1r/ppppp1pp/5n2/6B1/3Pp3/2N5/PPP2PPP/R2QKBNR b KQkq", "c": "A83a", "m": "d2d4 f7f5 e2e4 f5e4 b1c3 g8f6 c1g5"}
{"n": "French: Tarrasch, Closed, 8...Qb6 9.Nf3", "f": "r1b1kb1r/pp1n1ppp/1qn1p3/3pP3/3P4/3B1N2/PP2NPPP/R1BQK2R b KQkq", "c": "C06i", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 g8f6 e4e5 f6d7 f1d3 c7c5 c2c3 b8c6 g1e2 c5d4 c3d4 d8b6 d2f3"}
{"n": "Queen's Indian: Old Main Line, 9.Qxc3 c5", "f": "rn1q1rk1/pb1pbppp/1p2p3/2p5/2PP4/2Q2NP1/PP2PPBP/R1B2RK1 w -", "c": "E19j", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 f6e4 d1c2 e4c3 c2c3 c7c5"}
{"n": "Spanish: Open Berlin, 5.Re1", "f": "r1bqkb1r/pppp1ppp/2n5/1B2p3/4n3/5N2/PPPP1PPP/RNBQR1K1 b kq", "c": "C67c", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 e1g1 f6e4 f1e1"}
{"n": "QGD: Austrian, Rubinstein, 4.Nf3", "f": "rnbqkb1r/pp2pppp/5n2/2pP4/3P4/5N2/PP2PPPP/RNBQKB1R b KQkq", "c": "D06c", "m": "d2d4 d7d5 c2c4 c7c5 c4d5 g8f6 g1f3"}
{"n": "Spanish: Closed, Centre Attack, 7.Re1", "f": "r1bqk2r/1pppbppp/p1n2n2/8/B2pP3/5N2/PPP2PPP/RNBQR1K1 b kq", "c": "C84l", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 d2d4 e5d4 f1e1"}
{"n": "Queen's Indian: 7.Nc3", "f": "rn1q1rk1/pbppbppp/1p2pn2/8/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 b -", "c": "E18a", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3"}
{"n": "Sicilian: Open, 2...d6, 5.Nc3 Nc6 6.f3 e5 7.Nb3 Be7", "f": "r1bqk2r/pp2bppp/2np1n2/4p3/4P3/1NN2P2/PPP3PP/R1BQKB1R w KQkq", "c": "B56n", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f2f3 e7e5 d4b3 f8e7"}
{"n": "King's Indian: Four Pawns Attack, 6.Nf3 c5 7.d5 e6", "f": "rnbq1rk1/pp3pbp/3ppnp1/2pP4/2P1PP2/2N2N2/PP4PP/R1BQKB1R w KQ", "c": "E76r", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f4 e8g8 g1f3 c7c5 d4d5 e7e6"}
{"n": "Sicilian: Taimanov, 6.Be3 a6 7.Bd3 Nf6 8.O-O Nxd4", "f": "r1b1kb1r/1pqp1ppp/p3pn2/8/3nP3/2NBB3/PPP2PPP/R2Q1RK1 w kq", "c": "B48o", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 c1e3 a7a6 f1d3 g8f6 e1g1 c6d4"}
{"n": "Spanish: Exchange, Gligoric, 8.Nb3 Queenswap, 9...Bg4", "f": "r3kbnr/1pp3pp/p4p2/2p5/4P1b1/1N6/PPP2PPP/RNBR2K1 w kq", "c": "C69m", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5c6 d7c6 e1g1 f7f6 d2d4 e5d4 f3d4 c6c5 d4b3 d8d1 f1d1 c8g4"}
{"n": "King's Indian: 7.O-O Nbd7 8.Qc2 c6", "f": "r1bq1rk1/pp1n1pbp/2pp1np1/4p3/2PPP3/2N2N2/PPQ1BPPP/R1B2RK1 w -", "c": "E94t", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8d7 d1c2 c7c6"}
{"n": "French: Winawer, Smyslov, 7...Qa5", "f": "rnb1k2r/pp2nppp/4p3/q1ppP3/P2P4/2P5/2P2PPP/R1BQKBNR w KQkq", "c": "C19b", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3 b2c3 g8e7 a3a4 d8a5"}
{"n": "Nimzo-Indian: Classical, 4...O-O 5.a3, 6...b6 7.Bg5 Bb7 8.f3 h6", "f": "rn1q1rk1/pbpp1pp1/1p2pn1p/6B1/2PP4/P1Q2P2/1P2P1PP/R3KBNR w KQ", "c": "E32r", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 e8g8 a2a3 b4c3 c2c3 b7b6 c1g5 c8b7 f2f3 h7h6"}
{"n": "Benoni: Vulture", "f": "rnbqkb1r/pp1ppppp/8/2pP4/2P1n3/8/PP2PPPP/RNBQKBNR w KQkq", "c": "A56n", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 f6e4"}
{"n": "Old Benoni: Schmidt, 3.e4 Nf6", "f": "rnbqkb1r/pp2pppp/3p1n2/2pP4/4P3/8/PPP2PPP/RNBQKBNR w KQkq", "c": "A43u", "m": "d2d4 c7c5 d4d5 d7d6 e2e4 g8f6"}
{"n": "Alekhine: Modern, 5.Be2 e6 6.O-O", "f": "rn1qkb1r/ppp2ppp/3pp3/3nP3/3P2b1/5N2/PPP1BPPP/RNBQ1RK1 b kq", "c": "B05l", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 g1f3 c8g4 f1e2 e7e6 e1g1"}
{"n": "Caro-Kann: Classical, 7.Nf3 Nf6", "f": "rn1qkb1r/pp2ppp1/2p2nbp/8/3P3P/5NN1/PPP2PP1/R1BQKB1R w KQkq", "c": "B19c", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 c8f5 e4g3 f5g6 h2h4 h7h6 g1f3 g8f6"}
{"n": "QGD: Semi-Tarrasch, 5.e3 a6", "f": "rnbqkb1r/1p3ppp/p3pn2/2pp4/2PP4/2N1PN2/PP3PPP/R1BQKB1R w KQkq", "c": "D40d", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 e2e3 a7a6"}
{"n": "Queen's Indian: 4.e3 Bb7 5.Bd3 d5 6.O-O", "f": "rn1qkb1r/pbp2ppp/1p2pn2/3p4/2PP4/3BPN2/PP3PPP/RNBQ1RK1 b kq", "c": "E14n", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 e2e3 c8b7 f1d3 d7d5 e1g1"}
{"n": "Semi-Slav: Meran, Trifunovic Variation", "f": "r1bqkb1r/3n1ppp/p3p3/1N2n3/Q2p4/3B1N2/PP3PPP/R1B1K2R w KQkq", "c": "D49d", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 a7a6 e3e4 c6c5 e4e5 c5d4 c3b5 f6g4 d1a4 g4e5"}
{"n": "Sicilian: Dragon, Yugoslav, 9.O-O-O Nxd4 10.Bxd4 Be6", "f": "r2q1rk1/pp2ppbp/3pbnp1/8/3BP3/2N2P2/PPPQ2PP/2KR1B1R w -", "c": "B76k", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 e1c1 c6d4 e3d4 c8e6"}
{"n": "Modern: Averbakh, 4...e5 5.Nf3 Nd7 6.Be2 Ne7", "f": "r1bqk2r/pppnnpbp/3p2p1/4p3/2PPP3/2N2N2/PP2BPPP/R1BQK2R w KQkq", "c": "A42s", "m": "d2d4 d7d6 c2c4 g7g6 b1c3 f8g7 e2e4 e7e5 g1f3 b8d7 f1e2 g8e7"}
{"n": "Sicilian, Taimanov, Szen, 6.Bf4", "f": "r1bqkbnr/pp3ppp/2npp3/1N6/4PB2/8/PPP2PPP/RN1QKB1R b KQkq", "c": "B44l", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 d4b5 d7d6 c1f4"}
{"n": "Benoni: Snake, 6.Nf3", "f": "rnbqk2r/pp1p1ppp/3b1n2/2pP4/8/2N2N2/PP2PPPP/R1BQKB1R b KQkq", "c": "A60k", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 f8d6 g1f3"}
{"n": "Caro-Kann: Exchange, Rubinstein, 6...Bg4", "f": "r2qkb1r/pp2pppp/2n2n2/3p4/3P1Bb1/2PB4/PP3PPP/RN1QK1NR w KQkq", "c": "B13k", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 f1d3 b8c6 c2c3 g8f6 c1f4 c8g4"}
{"n": "Sicilian: Maroczy Bind, 6.Be3 Nf6", "f": "r1bqk2r/pp1pppbp/2n2np1/8/2PNP3/4B3/PP3PPP/RN1QKB1R w KQkq", "c": "B38d", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 c1e3 g8f6"}
{"n": "Pirc: Classical, Spassky System, 6...a6", "f": "rnbq1rk1/1pp1ppbp/p2p1np1/8/3PP3/2N1BN1P/PPP2PP1/R2QKB1R w KQ", "c": "B08d", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 g1f3 f8g7 h2h3 e8g8 c1e3 a7a6"}
{"n": "Neo-Gr\u00fcnfeld, 6.O-O c6 7.cxd5 cxd5 8.Nc3", "f": "rnbq1rk1/pp2ppbp/5np1/3p4/3P4/2N2NP1/PP2PPBP/R1BQ1RK1 b -", "c": "D79b", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 e1g1 c7c6 c4d5 c6d5 b1c3"}
{"n": "King's Indian: Fianchetto, Classical, 9.h3 Qb6 10.Re1 Re8", "f": "r1b1r1k1/pp1n1pbp/1qpp1np1/4p3/2PPP3/2N2NPP/PP3PB1/R1BQR1K1 w -", "c": "E69l", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 c7c6 h2h3 d8b6 f1e1 f8e8"}
{"n": "Dutch: Staunton Gambit, 4.Bg5 g6", "f": "rnbqkb1r/ppppp2p/5np1/6B1/3Pp3/2N5/PPP2PPP/R2QKBNR w KQkq", "c": "A83d", "m": "d2d4 f7f5 e2e4 f5e4 b1c3 g8f6 c1g5 g7g6"}
{"n": "Sicilian: Kan, 5.Nc3 d6", "f": "rnbqkbnr/1p3ppp/p2pp3/8/3NP3/2N5/PPP2PPP/R1BQKB1R w KQkq", "c": "B43b", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 a7a6 b1c3 d7d6"}
{"n": "Scotch: 4.Nxd4 Bc5 5.Be3", "f": "r1bqk1nr/pppp1ppp/2n5/2b5/3NP3/4B3/PPP2PPP/RN1QKB1R b KQkq", "c": "C45u", "m": "e2e4 e7e5 g1f3 b8c6 d2d4 e5d4 f3d4 f8c5 c1e3"}
{"n": "Slav: 3.Nc3", "f": "rnbqkbnr/pp2pppp/2p5/3p4/2PP4/2N5/PP2PPPP/R1BQKBNR b KQkq", "c": "D10i", "m": "d2d4 d7d5 c2c4 c7c6 b1c3"}
{"n": "Gr\u00fcnfeld: 5.Bg5 Ne4 6.cxd5 Nxg5 7.Nxg5 e6 8.Qd2", "f": "rnbqk2r/ppp2pbp/4p1p1/3P2N1/3P4/2N5/PP1QPPPP/R3KB1R b KQkq", "c": "D91l", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 c1g5 f6e4 c4d5 e4g5 f3g5 e7e6 d1d2"}
{"n": "Modern: Averbakh, 4...e5 5.Nge2", "f": "rnbqk1nr/ppp2pbp/3p2p1/4p3/2PPP3/2N5/PP2NPPP/R1BQKB1R b KQkq", "c": "A42o", "m": "d2d4 d7d6 c2c4 g7g6 b1c3 f8g7 e2e4 e7e5 g1e2"}
{"n": "QGA: 3.e4 Nf6 4.e5 Nd5 5.Bxc4 Nb6", "f": "rnbqkb1r/ppp1pppp/1n6/4P3/2BP4/8/PP3PPP/RNBQK1NR w KQkq", "c": "D20p", "m": "d2d4 d7d5 c2c4 d5c4 e2e4 g8f6 e4e5 f6d5 f1c4 d5b6"}
{"n": "Benko Gambit: 7.e4 Bxf1 8.Kxf1 g6", "f": "rn1qkb1r/4pp1p/3p1np1/2pP4/4P3/2N5/PP3PPP/R1BQ1KNR w kq", "c": "A59b", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6 c8a6 b1c3 d7d6 e2e4 a6f1 e1f1 g7g6"}
{"n": "Slav: Exchange, 4.Nf3", "f": "rnbqkbnr/pp2pppp/8/3p4/3P4/5N2/PP2PPPP/RNBQKB1R b KQkq", "c": "D10d", "m": "d2d4 d7d5 c2c4 c7c6 c4d5 c6d5 g1f3"}
{"n": "Gr\u00fcnfeld: Russian, Alekhine (Hungarian) Variation", "f": "rnbq1rk1/1pp1ppbp/p4np1/8/2QPP3/2N2N2/PP3PPP/R1B1KB1R w KQ", "c": "D97d", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 d1b3 d5c4 b3c4 e8g8 e2e4 a7a6"}
{"n": "English: Symmetrical, b6 System", "f": "rnbqkb1r/p2ppppp/1p3n2/2p5/2P5/5NP1/PP1PPP1P/RNBQKB1R w KQkq", "c": "A30e", "m": "c2c4 c7c5 g1f3 g8f6 g2g3 b7b6"}
{"n": "Spanish: Open, 6.Re1", "f": "r1bqkb1r/1ppp1ppp/p1n5/4p3/B3n3/5N2/PPPP1PPP/RNBQR1K1 b kq", "c": "C80d", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 f1e1"}
{"n": "Queen's Indian: Old Main Line, 9.Qxc3 Be4 10.Ne1", "f": "rn1q1rk1/p1ppbppp/1p2p3/8/2PPb3/2Q3P1/PP2PPBP/R1B1NRK1 b -", "c": "E19e", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 f6e4 d1c2 e4c3 c2c3 b7e4 f3e1"}
{"n": "Sicilian: 3.Bb5+ Bd7 4.Bxd7+ Qxd7", "f": "rn2kbnr/pp1qpppp/3p4/2p5/4P3/5N2/PPPP1PPP/RNBQK2R w KQkq", "c": "B52f", "m": "e2e4 c7c5 g1f3 d7d6 f1b5 c8d7 b5d7 d8d7"}
{"n": "King's Indian: Fianchetto, Classical, 9.h3 Qa5", "f": "r1b2rk1/pp1n1pbp/2pp1np1/q3p3/2PPP3/2N2NPP/PP3PB1/R1BQ1RK1 w -", "c": "E69g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 c7c6 h2h3 d8a5"}
{"n": "Queen's Pawn: Anti-Nimzo-Indian", "f": "rnbqkb1r/pppp1ppp/4pn2/8/2PP4/P7/1P2PPPP/RNBQKBNR b KQkq", "c": "E00b", "m": "d2d4 g8f6 c2c4 e7e6 a2a3"}
{"n": "French: Classical, Steinitz, 9.Qd2 Nc6 10.dxc5 Qxc5", "f": "r1b2rk1/pp1n1ppp/2n1p3/2qpP3/5P2/2N2N2/PPPQ2PP/R3KB1R w KQ", "c": "C14o", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8e7 e4e5 f6d7 g5e7 d8e7 f2f4 e8g8 g1f3 c7c5 d1d2 b8c6 d4c5 e7c5"}
{"n": "Benoni: Four Pawns, Main Line, 10.Nd2 Nbd7", "f": "r1bqr1k1/pp1n1pbp/3p1np1/2pP4/4PP2/2N5/PP1NB1PP/R1BQK2R w KQ", "c": "A69e", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 g1f3 e8g8 f1e2 f8e8 f3d2 b8d7"}
{"n": "Caro-Kann: Bronstein-Larsen, 6.c3", "f": "rnbqkb1r/pp2pp1p/2p2p2/8/3P4/2P5/PP3PPP/R1BQKBNR b KQkq", "c": "B16i", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 g8f6 e4f6 g7f6 c2c3"}
{"n": "English: Symmetrical, 5.Nf3 Nh6", "f": "r1bqk2r/pp1pppbp/2n3pn/2p5/2P5/2N2NP1/PP1PPPBP/R1BQK2R w KQkq", "c": "A37c", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 g8h6"}
{"n": "Sicilian: Richter-Rauzer, Rauzer Attack (7.Qd2)", "f": "r1bqkb1r/pp3ppp/2nppn2/6B1/3NP3/2N5/PPPQ1PPP/R3KB1R b KQkq", "c": "B63a", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2"}
{"n": "Spanish: Exchange, Gligoric, 6.d4 exd4 7.Nxd4 c5", "f": "r1bqkbnr/1pp3pp/p4p2/2p5/3NP3/8/PPP2PPP/RNBQ1RK1 w kq", "c": "C69j", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5c6 d7c6 e1g1 f7f6 d2d4 e5d4 f3d4 c6c5"}
{"n": "Pirc: Austrian, 5...O-O 6.Be2", "f": "rnbq1rk1/ppp1ppbp/3p1np1/8/3PPP2/2N2N2/PPP1B1PP/R1BQK2R b KQ", "c": "B09h", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 f2f4 f8g7 g1f3 e8g8 f1e2"}
{"n": "Caro-Kann: English, Exchange, 4...Nf6 5.Bb5+", "f": "rnbqkb1r/pp2pppp/5n2/1B1P4/8/8/PP1P1PPP/RNBQK1NR b KQkq", "c": "B10l", "m": "e2e4 c7c6 c2c4 d7d5 e4d5 c6d5 c4d5 g8f6 f1b5"}
{"n": "Semi-Slav: 5.Qb3 dxc4", "f": "rnbqkb1r/pp3ppp/2p1pn2/8/2QP4/2N2N2/PP2PPPP/R1B1KB1R b KQkq", "c": "D43e", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 d1b3 d5c4 b3c4"}
{"n": "Giuoco Pianissimo: 5.d3", "f": "r1bqk2r/pppp1ppp/2n2n2/2b1p3/2B1P3/2PP1N2/PP3PPP/RNBQK2R b KQkq", "c": "C54d", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 f8c5 c2c3 g8f6 d2d3"}
{"n": "Spanish: Berlin, 4.d3 d6 5.c3", "f": "r1bqkb1r/ppp2ppp/2np1n2/1B2p3/4P3/2PP1N2/PP3PPP/RNBQK2R b KQkq", "c": "C65i", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 d2d3 d7d6 c2c3"}
{"n": "English: Symmetrical, Four Knights, 4.g3 d5 5.cxd5", "f": "r1bqkb1r/pp2pppp/2n2n2/2pP4/8/2N2NP1/PP1PPP1P/R1BQKB1R b KQkq", "c": "A35l", "m": "c2c4 c7c5 b1c3 b8c6 g1f3 g8f6 g2g3 d7d5 c4d5"}
{"n": "Spanish: Bird's, 5.O-O Bc5", "f": "r1bqk1nr/pppp1ppp/8/1Bb5/3pP3/8/PPPP1PPP/RNBQ1RK1 w kq", "c": "C61i", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 c6d4 f3d4 e5d4 e1g1 f8c5"}
{"n": "Caro-Kann: Panov-Botvinnik, 5...e6 6.Nf3 Bb4 7.cxd5 Nxd5", "f": "rnbqk2r/pp3ppp/4p3/3n4/1b1P4/2N2N2/PP3PPP/R1BQKB1R w KQkq", "c": "B14r", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 c2c4 g8f6 b1c3 e7e6 g1f3 f8b4 c4d5 f6d5"}
{"n": "Spanish: Open Berlin, 5...Be7", "f": "r1bqk2r/ppppbppp/2n5/1B2p3/3Pn3/5N2/PPP2PPP/RNBQ1RK1 w kq", "c": "C67f", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 e1g1 f6e4 d2d4 f8e7"}
{"n": "Sicilian: 2.Nf3 d6", "f": "rnbqkbnr/pp2pppp/3p4/2p5/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq", "c": "B50a", "m": "e2e4 c7c5 g1f3 d7d6"}
{"n": "Caro-Kann: Classical, 7.Nf3 e6", "f": "rn1qkbnr/pp3pp1/2p1p1bp/8/3P3P/5NN1/PPP2PP1/R1BQKB1R w KQkq", "c": "B19b", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 c8f5 e4g3 f5g6 h2h4 h7h6 g1f3 e7e6"}
{"n": "Sicilian: Taimanov, 5...a6 6.Be2 Nge7 7.Be3", "f": "r1bqkb1r/1p1pnppp/p1n1p3/8/3NP3/2N1B3/PPP1BPPP/R2QK2R b KQkq", "c": "B46q", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 a7a6 f1e2 g8e7 c1e3"}
{"n": "English: Symmetrical, 2.Nc3 Nc6 3.Nf3", "f": "r1bqkbnr/pp1ppppp/2n5/2p5/2P5/2N2N2/PP1PPPPP/R1BQKB1R b KQkq", "c": "A35c", "m": "c2c4 c7c5 b1c3 b8c6 g1f3"}
{"n": "Slav: Central, Main Line, 15.Nxc4 O-O-O", "f": "2kr3r/pp3ppp/n1p1p3/3q4/P1N5/8/1PK1Q1PP/R4B1R w -", "c": "D17t", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 f3e5 e7e6 f2f3 f8b4 e2e4 f5e4 f3e4 f6e4 c1d2 d8d4 c3e4 d4e4 d1e2 b4d2 e1d2 e4d5 d2c2 b8a6 e5c4 e8c8"}
{"n": "Spanish: Marshall, Main Line, Classical Variation", "f": "5rk1/5ppp/p1pbr3/1p1n4/3P2b1/1BPQB1Pq/PP1N1P1P/R3R1K1 w -", "c": "C89s", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d5 e4d5 f6d5 f3e5 c6e5 e1e5 c7c6 d2d4 e7d6 e5e1 d8h4 g2g3 h4h3 c1e3 c8g4 d1d3 a8e8 b1d2 e8e6"}
{"n": "QGD: 3.Nc3", "f": "rnbqkbnr/ppp2ppp/4p3/3p4/2PP4/2N5/PP2PPPP/R1BQKBNR b KQkq", "c": "D31a", "m": "d2d4 d7d5 c2c4 e7e6 b1c3"}
{"n": "Russian Game: Classical, Chigorin, 8...Bg4", "f": "r2qk2r/ppp1bppp/2n5/3p4/3Pn1b1/3B1N2/PPP2PPP/RNBQR1K1 w kq", "c": "C42w", "m": "e2e4 e7e5 g1f3 g8f6 f3e5 d7d6 e5f3 f6e4 d2d4 d6d5 f1d3 f8e7 e1g1 b8c6 f1e1 c8g4"}
{"n": "Sicilian: Scheveningen, Keres, 6...h6", "f": "rnbqkb1r/pp3pp1/3ppn1p/8/3NP1P1/2N5/PPP2P1P/R1BQKB1R w KQkq", "c": "B81h", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 g2g4 h7h6"}
{"n": "French: Winawer, 4.exd5", "f": "rnbqk1nr/ppp2ppp/4p3/3P4/1b1P4/2N5/PPP2PPP/R1BQKBNR b KQkq", "c": "C15b", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4d5"}
{"n": "King's Indian: Averbakh, 6...c5 7.d5 h6 8.Bf4 e6", "f": "rnbq1rk1/pp3pb1/3ppnpp/2pP4/2P1PB2/2N5/PP2BPPP/R2QK1NR w KQ", "c": "E74o", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 c7c5 d4d5 h7h6 g5f4 e7e6"}
{"n": "Caro-Kann: Panov-Botvinnik, 5...e6 6.Nf3 Be7 7.cxd5 Nxd5 8.Bd3", "f": "rnbqk2r/pp2bppp/4p3/3n4/3P4/2NB1N2/PP3PPP/R1BQK2R b KQkq", "c": "B14o", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 c2c4 g8f6 b1c3 e7e6 g1f3 f8e7 c4d5 f6d5 f1d3"}
{"n": "Sicilian: Najdorf, Poisoned Pawn, 8.Qd3", "f": "rnb1kb1r/1p3ppp/pq1ppn2/6B1/3NPP2/2NQ4/PPP3PP/R3KB1R b KQkq", "c": "B97d", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 d8b6 d1d3"}
{"n": "Catalan: Open, Classical, 8.a4, 10.Bg5 Bd5", "f": "rn1q1rk1/1pp1bppp/p3pn2/3b2B1/P1QP4/5NP1/1P2PPBP/RN3RK1 w -", "c": "E05n", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 f8e7 e1g1 e8g8 d1c2 a7a6 a2a4 c8d7 c2c4 d7c6 c1g5 c6d5"}
{"n": "Sicilian: Scheveningen, English, 7...Nc6 8.Qd2", "f": "r1bqk2r/1p2bppp/p1nppn2/8/3NP3/2N1BP2/PPPQ2PP/R3KB1R w KQkq", "c": "B80i", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 c1e3 a7a6 f2f3 b8c6 d1d2 f8e7"}
{"n": "Catalan: Closed, Main Line, 9.e4 dxe4", "f": "r1bq1rk1/p2nbppp/1pp1pn2/8/2PPp3/5NP1/PPQN1PBP/R1B2RK1 w -", "c": "E09j", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 f8e7 g1f3 e8g8 e1g1 b8d7 d1c2 c7c6 b1d2 b7b6 e2e4 d5e4"}
{"n": "Catalan: Open, 5.Nf3 c5 6.O-O Nc6", "f": "r1bqkb1r/pp3ppp/2n1pn2/2p5/2pP4/5NP1/PP2PPBP/RNBQ1RK1 w kq", "c": "E04l", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 c7c5 e1g1 b8c6"}
{"n": "QGD: Semi-Tarrasch, 5.e3 Nc6 6.a3 a6 7.b3", "f": "r1bqkb1r/1p3ppp/p1n1pn2/2pp4/2PP4/PPN1PN2/5PPP/R1BQKB1R b KQkq", "c": "D40p", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 e2e3 b8c6 a2a3 a7a6 b2b3"}
{"n": "QGD: Exchange, Main Line", "f": "r1bq1rk1/pp1nbppp/2p2n2/3p2B1/3P4/2NBP3/PPQ2PPP/R3K1NR w KQ", "c": "D36k", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1g5 c7c6 d1c2 f8e7 e2e3 b8d7 f1d3 e8g8"}
{"n": "QGD: Tartakower, 8.Bxf6", "f": "rnbq1rk1/p1p1bpp1/1p2pB1p/3p4/2PP4/2N1PN2/PP3PPP/R2QKB1R b KQ", "c": "D58d", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5h4 b7b6 h4f6"}
{"n": "QGA: Classical, 8...Bb7 9.Rd1 Nbd7 10.a4 b4", "f": "r2qkb1r/1b1n1ppp/p3pn2/2p5/Pp1P4/1B2PN2/1P2QPPP/RNBR2K1 w kq", "c": "D29i", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 d1e2 b7b5 c4b3 c8b7 f1d1 b8d7 a2a4 b5b4"}
{"n": "English: Symmetrical, Two Knights, 5.Nc3 Nc6 6.Ndb5 d5", "f": "r1bqkb1r/pp3ppp/2n1pn2/1N1p4/2P5/2N5/PP2PPPP/R1BQKB1R w KQkq", "c": "A33i", "m": "c2c4 c7c5 g1f3 g8f6 d2d4 c5d4 f3d4 e7e6 b1c3 b8c6 d4b5 d7d5"}
{"n": "Indian: 2.Nc3", "f": "rnbqkb1r/pppppppp/5n2/8/3P4/2N5/PPP1PPPP/R1BQKBNR b KQkq", "c": "A45f", "m": "d2d4 g8f6 b1c3"}
{"n": "Sicilian: Hungarian, 3.d4 cxd4", "f": "rnbqkbnr/pp1ppp1p/6p1/8/3pP3/5N2/PPP2PPP/RNBQKB1R w KQkq", "c": "B27k", "m": "e2e4 c7c5 g1f3 g7g6 d2d4 c5d4"}
{"n": "Caro-Kann: 3.Nc3 dxe4", "f": "rnbqkbnr/pp2pppp/2p5/8/3Pp3/2N5/PPP2PPP/R1BQKBNR w KQkq", "c": "B15p", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4"}
{"n": "King's Indian: Makagonov, 5...O-O 6.Be3", "f": "rnbq1rk1/ppp1ppbp/3p1np1/8/2PPP3/2N1B2P/PP3PP1/R2QKBNR b KQ", "c": "E71e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 h2h3 e8g8 c1e3"}
{"n": "Old Benoni: Clarendon Court Defence", "f": "rnbqkbnr/pp1pp1pp/8/2pP1p2/8/8/PPP1PPPP/RNBQKBNR w KQkq", "c": "A43j", "m": "d2d4 c7c5 d4d5 f7f5"}
{"n": "Pirc: 2.f4", "f": "rnbqkbnr/ppp1pppp/3p4/8/4PP2/8/PPPP2PP/RNBQKBNR b KQkq", "c": "B07c", "m": "e2e4 d7d6 f2f4"}
{"n": "French: MacCutcheon, Lasker Variation", "f": "rnbqk2r/ppp2pp1/4pn1p/3pP3/3P4/2b5/PPPB1PPP/R2QKBNR w KQkq", "c": "C12j", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8b4 e4e5 h7h6 g5d2 b4c3"}
{"n": "Sicilian: Maroczy Bind, Breyer, 8.Qxg4 Nxd4 9.Qd1 Ne6 10.Rc1 Qa5", "f": "r1b1k2r/pp1pppbp/4n1p1/q7/2P1P3/2N1B3/PP3PPP/2RQKB1R w Kkq", "c": "B39k", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 c1e3 g8f6 b1c3 f6g4 d1g4 c6d4 g4d1 d4e6 a1c1 d8a5"}
{"n": "Semi-Slav: Romih Variation", "f": "r1bqk2r/pp1n1ppp/2p1pn2/3p4/1bPP4/2NBPN2/PP3PPP/R1BQK2R w KQkq", "c": "D46b", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 f8b4"}
{"n": "Gr\u00fcnfeld: 5.Bf4", "f": "rnbqk2r/ppp1ppbp/5np1/3p4/2PP1B2/2N2N2/PP2PPPP/R2QKB1R b KQkq", "c": "D92", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 c1f4"}
{"n": "Bird: 1...d5", "f": "rnbqkbnr/ppp1pppp/8/3p4/5P2/8/PPPPP1PP/RNBQKBNR w KQkq", "c": "A03", "m": "f2f4 d7d5"}
{"n": "QGD: Semi-Tarrasch, 6.e4, 8.cxd4 Nc6", "f": "r1bqkb1r/pp3ppp/2n1p3/8/3PP3/5N2/P4PPP/R1BQKB1R w KQkq", "c": "D41l", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 c4d5 f6d5 e2e4 d5c3 b2c3 c5d4 c3d4 b8c6"}
{"n": "King's Indian: 6.Be2", "f": "rnbq1rk1/ppp1ppbp/3p1np1/8/2PPP3/2N2N2/PP2BPPP/R1BQK2R b KQ", "c": "E91a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2"}
{"n": "Pirc: Austrian, 5...c5 6.dxc5", "f": "rnbqk2r/pp2ppbp/3p1np1/2P5/4PP2/2N2N2/PPP3PP/R1BQKB1R b KQkq", "c": "B09p", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 f2f4 f8g7 g1f3 c7c5 d4c5"}
{"n": "Sicilian: Pelikan, Chelyabinsk Variation", "f": "r1bqkb1r/5ppp/p1np1n2/1p2p1B1/4P3/N1N5/PPP2PPP/R2QKB1R w KQkq", "c": "B33l", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e5 d4b5 d7d6 c1g5 a7a6 b5a3 b7b5"}
{"n": "English: Symmetrical, Main Line 7.d4, 10.Qd3 a6", "f": "r1bq1rk1/1p2ppbp/p2p1np1/8/2P5/2NQ2P1/PP2PPBP/R1B2RK1 w -", "c": "A39p", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 g8f6 e1g1 e8g8 d2d4 c5d4 f3d4 c6d4 d1d4 d7d6 d4d3 a7a6"}
{"n": "Spanish: Worrall Attack, 7...O-O 8.c3 d6", "f": "r1bq1rk1/2p1bppp/p1np1n2/1p2p3/4P3/1BP2N2/PP1PQPPP/RNB2RK1 w -", "c": "C86g", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 d1e2 b7b5 a4b3 e8g8 c2c3 d7d6"}
{"n": "Three Knights: Steinitz, 4.d4", "f": "r1bqkbnr/pppp1p1p/2n3p1/4p3/3PP3/2N2N2/PPP2PPP/R1BQKB1R b KQkq", "c": "C46j", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g7g6 d2d4"}
{"n": "QGD: 2...Bf5 3.cxd5", "f": "rn1qkbnr/ppp1pppp/8/3P1b2/3P4/8/PP2PPPP/RNBQKBNR b KQkq", "c": "D06r", "m": "d2d4 d7d5 c2c4 c8f5 c4d5"}
{"n": "QGA: Classical, 6.O-O Nc6 7.Nc3", "f": "r1bqkb1r/pp3ppp/2n1pn2/2p5/2BP4/2N1PN2/PP3PPP/R1BQ1RK1 b kq", "c": "D26s", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 b8c6 b1c3"}
{"n": "Slav: Exchange", "f": "rnbqkb1r/pp2pppp/2p2n2/3P4/3P4/5N2/PP2PPPP/RNBQKB1R b KQkq", "c": "D13a", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 c4d5"}
{"n": "Slav: 3.Nf3 Bf5", "f": "rn1qkbnr/pp2pppp/2p5/3p1b2/2PP4/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "D11c", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 c8f5"}
{"n": "Benko Gambit: Fianchetto, Main Line, 11.Qc2 Qb6", "f": "r4rk1/3nppbp/bq1p1np1/2pP4/8/2N2NP1/PPQ1PPBP/R1B2RK1 w -", "c": "A58t", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6 c8a6 b1c3 d7d6 g1f3 g7g6 g2g3 f8g7 f1g2 e8g8 e1g1 b8d7 d1c2 d8b6"}
{"n": "Sicilian: Boleslavsky, 7.Nb3 Be7 8.O-O O-O 9.Be3 Be6 10.Bf3", "f": "r2q1rk1/pp2bppp/2npbn2/4p3/4P3/1NN1BB2/PPP2PPP/R2Q1RK1 b -", "c": "B59m", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1e2 e7e5 d4b3 f8e7 e1g1 e8g8 c1e3 c8e6 e2f3"}
{"n": "French: Winawer", "f": "rnbqk1nr/ppp2ppp/4p3/3p4/1b1PP3/2N5/PPP2PPP/R1BQKBNR w KQkq", "c": "C15a", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4"}
{"n": "Reti: Advance Variation", "f": "rnbqkbnr/ppp1pppp/8/8/2Pp4/5N2/PP1PPPPP/RNBQKB1R w KQkq", "c": "A09b", "m": "g1f3 d7d5 c2c4 d5d4"}
{"n": "Queen's Pawn: 2.Nf3 e6 3.g3", "f": "rnbqkbnr/ppp2ppp/4p3/3p4/3P4/5NP1/PPP1PP1P/RNBQKB1R b KQkq", "c": "D02i", "m": "d2d4 d7d5 g1f3 e7e6 g2g3"}
{"n": "King's Indian: Donner, 8.d5", "f": "rnbq1rk1/pp3pbp/2pp1np1/3Pp3/2P1P3/2N2N2/PP2BPPP/R1BQ1RK1 b -", "c": "E94g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 c7c6 d4d5"}
{"n": "Sicilian: Taimanov, 5...a6 6.Be3 d6", "f": "r1bqkbnr/1p3ppp/p1npp3/8/3NP3/2N1B3/PPP2PPP/R2QKB1R w KQkq", "c": "B46j", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 a7a6 c1e3 d7d6"}
{"n": "King's Indian: 7.O-O Nbd7 8.Re1 exd4 9.Nxd4 Nc5", "f": "r1bq1rk1/ppp2pbp/3p1np1/2n5/2PNP3/2N5/PP2BPPP/R1BQR1K1 w -", "c": "E95g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8d7 f1e1 e5d4 f3d4 d7c5"}
{"n": "King's Indian: 4.e4 d6 5.Bd3", "f": "rnbqk2r/ppp1ppbp/3p1np1/8/2PPP3/2NB4/PP3PPP/R1BQK1NR b KQkq", "c": "E70j", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1d3"}
{"n": "King's Indian: Fianchetto, Classical, 9.h3 Re8 10.Re1 exd4, 11...a5", "f": "r1bqr1k1/1p1n1pbp/2pp1np1/p7/2PNP3/2N3PP/PP3PB1/R1BQR1K1 w -", "c": "E69w", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 c7c6 h2h3 f8e8 f1e1 e5d4 f3d4 a7a5"}
{"n": "English: Neo-Catalan, 4...c5", "f": "rnbqkb1r/pp3ppp/4pn2/2pp4/2P5/5NP1/PP1PPPBP/RNBQK2R w KQkq", "c": "A13t", "m": "c2c4 e7e6 g1f3 d7d5 g2g3 g8f6 f1g2 c7c5"}
{"n": "Sicilian: Maroczy Bind, 6.Nc2 Nf6 7.Nc3 d6 8.Be2 O-O", "f": "r1bq1rk1/pp2ppbp/2np1np1/8/2P1P3/2N5/PPN1BPPP/R1BQK2R w KQ", "c": "B37k", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 d4c2 g8f6 b1c3 d7d6 f1e2 e8g8"}
{"n": "Russian Game: Modern Attack", "f": "rnbqkb1r/pppp1ppp/8/4P3/3pn3/5N2/PPP2PPP/RNBQKB1R w KQkq", "c": "C43c", "m": "e2e4 e7e5 g1f3 g8f6 d2d4 e5d4 e4e5 f6e4"}
{"n": "Dutch: 2.Nf3 e6", "f": "rnbqkbnr/pppp2pp/4p3/5p2/3P4/5N2/PPP1PPPP/RNBQKB1R w KQkq", "c": "A80r", "m": "d2d4 f7f5 g1f3 e7e6"}
{"n": "Spanish: Marshall, Main Line, 14.g3 Qh3", "f": "r1b2rk1/5ppp/p1pb4/1p1n4/3P4/1BP3Pq/PP3P1P/RNBQR1K1 w -", "c": "C89n", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d5 e4d5 f6d5 f3e5 c6e5 e1e5 c7c6 d2d4 e7d6 e5e1 d8h4 g2g3 h4h3"}
{"n": "Slav: S\u00fcchting Variation", "f": "rnb1kb1r/pp2pppp/1qp2n2/3p4/2PP4/2N2N2/PP2PPPP/R1BQKB1R w KQkq", "c": "D15c", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d8b6"}
{"n": "QGA: 3.Nf3 Nf6", "f": "rnbqkb1r/ppp1pppp/5n2/8/2pP4/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "D23a", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6"}
{"n": "Sicilian: Open, 2...d6, 4...a6", "f": "rnbqkbnr/1p2pppp/p2p4/8/3NP3/8/PPP2PPP/RNBQKB1R w KQkq", "c": "B54c", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 a7a6"}
{"n": "English: Symmetrical, Botvinnik System, 5...d6, 8.d3 a6", "f": "r1bq1rk1/1p2ppbp/p1np1np1/2p5/2P1P3/2NP2P1/PP2NPBP/R1BQ1RK1 w -", "c": "A36z", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 e2e4 d7d6 g1e2 g8f6 e1g1 e8g8 d2d3 a7a6"}
{"n": "Semi-Slav: Meran, Old Main Line, Gligoric Variation", "f": "r1bqkb1r/3n1ppp/p3p3/1N2P3/3p2n1/3B1N2/PP3PPP/R1BQK2R w KQkq", "c": "D49b", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 a7a6 e3e4 c6c5 e4e5 c5d4 c3b5 f6g4"}
{"n": "Sicilian: Closed, 6.f4 e6: 9.Be3 Nd4 10.Qd2", "f": "r1bq1rk1/pp2npbp/3pp1p1/2p5/3nPP2/2NPBNP1/PPPQ2BP/R4RK1 b -", "c": "B25v", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 f2f4 e7e6 g1f3 g8e7 e1g1 e8g8 c1e3 c6d4 d1d2"}
{"n": "Giuoco Pianissimo: 4.d3 Nf6", "f": "r1bqk2r/pppp1ppp/2n2n2/2b1p3/2B1P3/3P1N2/PPP2PPP/RNBQK2R w KQkq", "c": "C50o", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 f8c5 d2d3 g8f6"}
{"n": "Queen's Indian: 5.Bg5 h6 6.Bh4 Bb4 7.e3 g5 8.Bg3 Ne4 9.Qc2 Bxc3+", "f": "rn1qk2r/pbpp1p2/1p2p2p/6p1/2PPn3/2b1PNB1/PPQ2PPP/R3KB1R w KQkq", "c": "E13o", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 b1c3 c8b7 c1g5 h7h6 g5h4 f8b4 e2e3 g7g5 h4g3 f6e4 d1c2 b4c3"}
{"n": "French: Winawer, 6...Ne7 7.Nf3 Nbc6 8.a4 Qa5+ 9.Bd2", "f": "r1b1k2r/pp2nppp/2n1p3/q1ppP3/P2P4/2P2N2/2PB1PPP/R2QKB1R b KQkq", "c": "C19p", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3 b2c3 g8e7 g1f3 b8c6 a3a4 d8a5 c1d2"}
{"n": "Giuoco Piano: Four Knights Variation", "f": "r1bqk2r/pppp1ppp/2n2n2/2b1p3/2B1P3/2N2N2/PPPP1PPP/R1BQK2R w KQkq", "c": "C50j", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 f8c5 b1c3 g8f6"}
{"n": "Sicilian: Closed, Grand Prix, 3...g6 4.Nf3 Bg7 5.Bb5 Nd4 6.O-O", "f": "r1bqk1nr/pp1pppbp/6p1/1Bp5/3nPP2/2N2N2/PPPP2PP/R1BQ1RK1 b kq", "c": "B23y", "m": "e2e4 c7c5 b1c3 b8c6 f2f4 g7g6 g1f3 f8g7 f1b5 c6d4 e1g1"}
{"n": "Sicilian: Closed, 6.Be3 e6 7.Qd2 Nge7", "f": "r1bqk2r/pp2npbp/2npp1p1/2p5/4P3/2NPB1P1/PPPQ1PBP/R3K1NR w KQkq", "c": "B26o", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 c1e3 e7e6 d1d2 g8e7"}
{"n": "Sicilian: Closed, 3.g3, 5.d3 d6 6.Nge2", "f": "r1bqk1nr/pp2ppbp/2np2p1/2p5/4P3/2NP2P1/PPP1NPBP/R1BQK2R b KQkq", "c": "B25b", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 g1e2"}
{"n": "Sicilian: Dragon, Yugoslav, 8.Qd2 Nc6", "f": "r1bq1rk1/pp2ppbp/2np1np1/8/3NP3/2N1BP2/PPPQ2PP/R3KB1R w KQ", "c": "B76c", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6"}
{"n": "Pirc: Austrian, 5...O-O 6.Bd3 Na6", "f": "r1bq1rk1/ppp1ppbp/n2p1np1/8/3PPP2/2NB1N2/PPP3PP/R1BQK2R w KQ", "c": "B09l", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 f2f4 f8g7 g1f3 e8g8 f1d3 b8a6"}
{"n": "French: Tarrasch, Closed, 5.f4", "f": "rnbqkb1r/pppn1ppp/4p3/3pP3/3P1P2/8/PPPN2PP/R1BQKBNR b KQkq", "c": "C05e", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 g8f6 e4e5 f6d7 f2f4"}
{"n": "Sicilian: Nimzowitsch, 3.e5", "f": "rnbqkb1r/pp1ppppp/5n2/2p1P3/8/5N2/PPPP1PPP/RNBQKB1R b KQkq", "c": "B29f", "m": "e2e4 c7c5 g1f3 g8f6 e4e5"}
{"n": "Sicilian: Closed, 6.f4 e6", "f": "r1bqk1nr/pp3pbp/2npp1p1/2p5/4PP2/2NP2P1/PPP3BP/R1BQK1NR w KQkq", "c": "B25l", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 f2f4 e7e6"}
{"n": "Sicilian: Richter-Rauzer, 7...a6 8.O-O-O Bd7", "f": "r2qkb1r/1p1b1ppp/p1nppn2/6B1/3NP3/2N5/PPPQ1PPP/2KR1B1R w kq", "c": "B67a", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 a7a6 e1c1 c8d7"}
{"n": "Sicilian: Maroczy Bind, Breyer, 8.Qxg4 Nxd4 9.Qd1", "f": "r1bqk2r/pp1pppbp/6p1/8/2PnP3/2N1B3/PP3PPP/R2QKB1R b KQkq", "c": "B39d", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 c1e3 g8f6 b1c3 f6g4 d1g4 c6d4 g4d1"}
{"n": "Queen's Indian: Opovcensky, 7...f5", "f": "rn1qk2r/pbppb1pp/1p2p3/5p2/2PPn3/2N2NP1/PP1BPPBP/R2QK2R w KQkq", "c": "E17j", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 b1c3 f6e4 c1d2 f7f5"}
{"n": "Caro-Kann: Gurgenidze: 4.Nf3", "f": "rnbqkbnr/pp2pp1p/2p3p1/3p4/3PP3/2N2N2/PPP2PPP/R1BQKB1R b KQkq", "c": "B15j", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 g7g6 g1f3"}
{"n": "Sicilian: Accelerated Fianchetto, Modern, 7.Bc4 O-O 8.Bb3 a5 9.a4", "f": "r1bq1rk1/1p1pppbp/2n2np1/p7/P2NP3/1BN1B3/1PP2PPP/R2QK2R b KQ", "c": "B35m", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 b1c3 f8g7 c1e3 g8f6 f1c4 e8g8 c4b3 a7a5 a2a4"}
{"n": "Sicilian: Prins (Moscow), 5...e5 6.Nb3 d5", "f": "rnbqkb1r/pp3ppp/5n2/3pp3/4P3/1N3P2/PPP3PP/RNBQKB1R w KQkq", "c": "B54o", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 f2f3 e7e5 d4b3 d6d5"}
{"n": "Sicilian: Accelerated Fianchetto, Modern, 5...Nf6 6.Nxc6", "f": "r1bqkb1r/pp1ppp1p/2N2np1/8/4P3/2N5/PPP2PPP/R1BQKB1R b KQkq", "c": "B34h", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 b1c3 g8f6 d4c6"}
{"n": "Spanish: Duras Variation", "f": "r1bqkb1r/1pp2ppp/p1np1n2/4p3/B1P1P3/3P1N2/PP3PPP/RNBQK2R b KQkq", "c": "C77e", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 d2d3 d7d6 c2c4"}
{"n": "Catalan: Closed, 7.Qc2 c6 8.Bf4 Ne4", "f": "r1bq1rk1/pp1nbppp/2p1p3/3p4/2PPnB2/5NP1/PPQ1PPBP/RN3RK1 w -", "c": "E08i", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 f8e7 g1f3 e8g8 e1g1 b8d7 d1c2 c7c6 c1f4 f6e4"}
{"n": "Sicilian: Rossolimo, 3...g6 4.Bxc6", "f": "r1bqkbnr/pp1ppp1p/2B3p1/2p5/4P3/5N2/PPPP1PPP/RNBQK2R b KQkq", "c": "B31c", "m": "e2e4 c7c5 g1f3 b8c6 f1b5 g7g6 b5c6"}
{"n": "Two Knights: Classical, Moller, 10.Bd2 Qd5", "f": "r3kb1r/ppp2ppp/2n1b3/3q4/3pN3/5N2/PPPB1PPP/R2QR1K1 w kq", "c": "C56n", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 d2d4 e5d4 e1g1 f6e4 f1e1 d7d5 c4d5 d8d5 b1c3 d5a5 c3e4 c8e6 c1d2 a5d5"}
{"n": "Sicilian: Taimanov, 6.Be3 Nf6", "f": "r1b1kb1r/ppqp1ppp/2n1pn2/8/3NP3/2N1B3/PPP2PPP/R2QKB1R w KQkq", "c": "B48b", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 c1e3 g8f6"}
{"n": "English: Symmetrical, 5.Nf3 Nh6 6.O-O", "f": "r1bqk2r/pp1pppbp/2n3pn/2p5/2P5/2N2NP1/PP1PPPBP/R1BQ1RK1 b kq", "c": "A37d", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 g8h6 e1g1"}
{"n": "Old Benoni: Schmidt, 6.Be2 O-O 7.O-O Na6", "f": "r1bq1rk1/pp2ppbp/n2p1np1/2pP4/4P3/2N2N2/PPP1BPPP/R1BQ1RK1 w -", "c": "A43y", "m": "d2d4 c7c5 d4d5 d7d6 e2e4 g8f6 b1c3 g7g6 g1f3 f8g7 f1e2 e8g8 e1g1 b8a6"}
{"n": "Slav: 5.a4 Nd5", "f": "rnbqkb1r/pp2pppp/2p5/3n4/P1pP4/2N2N2/1P2PPPP/R1BQKB1R w KQkq", "c": "D16b", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 f6d5"}
{"n": "Semi-Slav: 6.Qc2 Bd6 7.Be2 O-O 8.O-O Qe7", "f": "r1b2rk1/pp1nqppp/2pbpn2/3p4/2PP4/2N1PN2/PPQ1BPPP/R1B2RK1 w -", "c": "D45x", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 d1c2 f8d6 f1e2 e8g8 e1g1 d8e7"}
{"n": "Old Benoni: 2.d5 Nf6 3.Nf3 g6", "f": "rnbqkb1r/pp1ppp1p/5np1/2pP4/8/5N2/PPP1PPPP/RNBQKB1R w KQkq", "c": "A43m", "m": "d2d4 c7c5 d4d5 g8f6 g1f3 g7g6"}
{"n": "Sicilian: Dragon, Yugoslav, Modern Main Line", "f": "2rq1rk1/pp1bppbp/3p1np1/4n3/3NP3/1BN1BP2/PPPQ2PP/2KR3R w -", "c": "B78d", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 f1c4 c8d7 e1c1 a8c8 c4b3 c6e5"}
{"n": "QGA: Mannheim, 4...c6, 5.Qxc4 Bf5 6.g3 e6", "f": "rn1qkb1r/pp3ppp/2p1pn2/5b2/2QP4/5NP1/PP2PP1P/RNB1KB1R w KQkq", "c": "D23m", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 d1a4 c7c6 a4c4 c8f5 g2g3 e7e6"}
{"n": "Indian: 1.d4 Nf6 2.Nf3 e6 3.e3 c5 4.Bd3", "f": "rnbqkb1r/pp1p1ppp/4pn2/2p5/3P4/3BPN2/PPP2PPP/RNBQK2R b KQkq", "c": "A46l", "m": "d2d4 g8f6 g1f3 e7e6 e2e3 c7c5 f1d3"}
{"n": "Torre Attack: 3...e6 4.e3 c5", "f": "rnbqk2r/pp2bppp/4pn2/2pp2B1/3P4/4PN2/PPPN1PPP/R2QKB1R w KQkq", "c": "D03i", "m": "d2d4 d7d5 g1f3 g8f6 c1g5 e7e6 e2e3 c7c5 b1d2 f8e7"}
{"n": "French: Advance, 5.Nf3 Nge7", "f": "r1bqkb1r/pp2nppp/2n1p3/2ppP3/3P4/2P2N2/PP3PPP/RNBQKB1R w KQkq", "c": "C02m", "m": "e2e4 e7e6 d2d4 d7d5 e4e5 c7c5 c2c3 b8c6 g1f3 g8e7"}
{"n": "Benoni: Four Pawns, Main Line, 10.Nd2", "f": "rnbqr1k1/pp3pbp/3p1np1/2pP4/4PP2/2N5/PP1NB1PP/R1BQK2R b KQ", "c": "A69c", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 g1f3 e8g8 f1e2 f8e8 f3d2"}
{"n": "QGD Tarrasch: Swedish, 7.Bg2", "f": "r1bqkbnr/pp3ppp/2n5/3p4/2pP4/2N2NP1/PP2PPBP/R1BQK2R b KQkq", "c": "D33e", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 c5c4 f1g2"}
{"n": "Benoni: Four Pawns, Main Line, 10.e5: 12.Bg5 Qb6", "f": "rnb1r1k1/pp3pbp/1q4p1/2pPP1B1/6n1/2N2N2/PP2B1PP/R2QK2R w KQ", "c": "A69k", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 g1f3 e8g8 f1e2 f8e8 e4e5 d6e5 f4e5 f6g4 c1g5 d8b6"}
{"n": "QGA: 3.Nf3 Nd7", "f": "r1bqkbnr/pppnpppp/8/8/2pP4/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "D21b", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 b8d7"}
{"n": "Queen's Indian: 7.Nc3 d5 8.Ne5 c6", "f": "rn1q1rk1/pb2bppp/1pp1pn2/3pN3/2PP4/2N3P1/PP2PPBP/R1BQ1RK1 w -", "c": "E18h", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 d7d5 f3e5 c7c6"}
{"n": "Semi-Slav: Botvinnik, 5...Be7 6.e3 Nbd7", "f": "r1bqk2r/pp1nbppp/2p1pn2/3p2B1/2PP4/2N1PN2/PP3PPP/R2QKB1R w KQkq", "c": "D43i", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 c1g5 f8e7 e2e3 b8d7"}
{"n": "Benoni: Classical, 8.Bd3 O-O 9.O-O", "f": "rnbq1rk1/pp3pbp/3p1np1/2pP4/4P3/2NB1N2/PP3PPP/R1BQ1RK1 b -", "c": "A70i", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 g1f3 f8g7 f1d3 e8g8 e1g1"}
{"n": "Queen's Pawn: 2.Nf3 c6", "f": "rnbqkbnr/pp2pppp/2p5/3p4/3P4/5N2/PPP1PPPP/RNBQKB1R w KQkq", "c": "D02b", "m": "d2d4 d7d5 g1f3 c7c6"}
{"n": "Queen's Pawn: 1...c6", "f": "rnbqkbnr/pp1ppppp/2p5/8/3P4/8/PPP1PPPP/RNBQKBNR w KQkq", "c": "A40b", "m": "d2d4 c7c6"}
{"n": "Four Knights Game", "f": "r1bqkb1r/pppp1ppp/2n2n2/4p3/4P3/2N2N2/PPPP1PPP/R1BQKB1R w KQkq", "c": "C47a", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6"}
{"n": "Spanish: Berlin, Beverwijk, 5.c3", "f": "r1bqk2r/pppp1ppp/2n2n2/1Bb1p3/4P3/2P2N2/PP1P1PPP/RNBQ1RK1 b kq", "c": "C65n", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 e1g1 f8c5 c2c3"}
{"n": "Sicilian: Richter-Rauzer, 7...a6 8.O-O-O h6 9.Bf4", "f": "r1bqkb1r/1p3pp1/p1nppn1p/8/3NPB2/2N5/PPPQ1PPP/2KR1B1R b kq", "c": "B66g", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 a7a6 e1c1 h7h6 g5f4"}
{"n": "Queen's Indian: 7.Nc3 d5 8.Ne5 Na6 9.cxd5 exd5", "f": "r2q1rk1/pbp1bppp/np3n2/3pN3/3P4/2N3P1/PP2PPBP/R1BQ1RK1 w -", "c": "E18k", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 d7d5 f3e5 b8a6 c4d5 e6d5"}
{"n": "Sicilian: Accelerated Fianchetto, Modern, 6.Be3 Nf6 7.Be2", "f": "r1bqk2r/pp1pppbp/2n2np1/8/3NP3/2N1B3/PPP1BPPP/R2QK2R b KQkq", "c": "B34t", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 b1c3 f8g7 c1e3 g8f6 f1e2"}
{"n": "Sicilian: Taimanov, Four Knights, 6.Bg5", "f": "r1bqkb1r/pp1p1ppp/2n1pn2/6B1/3NP3/2N5/PPP2PPP/R2QKB1R b KQkq", "c": "B45e", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 g8f6 c1g5"}
{"n": "Sicilian: Dragon, Yugoslav, Main Line, 12.h4 h5 13.Kb1", "f": "2rq1rk1/pp1bppb1/3p1np1/4n2p/3NP2P/1BN1BP2/PPPQ2P1/1K1R3R b -", "c": "B78k", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 f1c4 c8d7 e1c1 a8c8 c4b3 c6e5 h2h4 h7h5 c1b1"}
{"n": "King's Indian: 5.Nf3 O-O", "f": "rnbq1rk1/ppp1ppbp/3p1np1/8/2PPP3/2N2N2/PP3PPP/R1BQKB1R w KQ", "c": "E90e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8"}
{"n": "Spanish: Closed, Zaitsev, 12.a4 h6 13.Bc2", "f": "r2qrbk1/1bp2pp1/p1np1n1p/1p2p3/P2PP3/2P2N1P/1PBN1PP1/R1BQR1K1 b -", "c": "C92s", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c8b7 d2d4 f8e8 b1d2 e7f8 a2a4 h7h6 b3c2"}
{"n": "Old Benoni: Schmidt, 3.e4 g6", "f": "rnbqkbnr/pp2pp1p/3p2p1/2pP4/4P3/8/PPP2PPP/RNBQKBNR w KQkq", "c": "A43t", "m": "d2d4 c7c5 d4d5 d7d6 e2e4 g7g6"}
{"n": "KGD: Classical, 3.Nf3 d6", "f": "rnbqk1nr/ppp2ppp/3p4/2b1p3/4PP2/5N2/PPPP2PP/RNBQKB1R w KQkq", "c": "C30k", "m": "e2e4 e7e5 f2f4 f8c5 g1f3 d7d6"}
{"n": "King's Indian: Four Pawns Attack, 6.Nf3 c5 7.dxc5", "f": "rnbq1rk1/pp2ppbp/3p1np1/2P5/2P1PP2/2N2N2/PP4PP/R1BQKB1R b KQ", "c": "E76l", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f4 e8g8 g1f3 c7c5 d4c5"}
{"n": "French: MacCutcheon, 5.exd5 Qxd5", "f": "rnb1k2r/ppp2ppp/4pn2/3q2B1/1b1P4/2N5/PPP2PPP/R2QKBNR w KQkq", "c": "C12c", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8b4 e4d5 d8d5"}
{"n": "French: Rubinstein, 4...Nf6", "f": "rnbqkb1r/ppp2ppp/4pn2/8/3PN3/8/PPP2PPP/R1BQKBNR w KQkq", "c": "C10g", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 d5e4 c3e4 g8f6"}
{"n": "Vienna Gambit: Breyer, 6.Qe2 Nxc3", "f": "rnbqk2r/ppp1bppp/8/3pP3/8/2n2N2/PPPPQ1PP/R1B1KB1R w KQkq", "c": "C29t", "m": "e2e4 e7e5 b1c3 g8f6 f2f4 d7d5 f4e5 f6e4 g1f3 f8e7 d1e2 e4c3"}
{"n": "KGD: Classical, 4.c3 Nf6", "f": "rnbqk2r/ppp2ppp/3p1n2/2b1p3/4PP2/2P2N2/PP1P2PP/RNBQKB1R w KQkq", "c": "C30p", "m": "e2e4 e7e5 f2f4 f8c5 g1f3 d7d6 c2c3 g8f6"}
{"n": "Sicilian, Taimanov, Szen, 6.Bf4 e5 7.Be3 a6", "f": "r1bqkbnr/1p3ppp/p1np4/1N2p3/4P3/4B3/PPP2PPP/RN1QKB1R w KQkq", "c": "B44m", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 d4b5 d7d6 c1f4 e6e5 f4e3 a7a6"}
{"n": "QGD: Semi-Tarrasch, 7.Bc4 Main Line", "f": "r1bq1rk1/pp2bppp/2n1p3/8/2BP4/2P2N2/P4PPP/R1BQR1K1 b -", "c": "D41t", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 c4d5 f6d5 e2e3 b8c6 f1c4 c5d4 e3d4 f8e7 e1g1 e8g8 f1e1 d5c3 b2c3"}
{"n": "Nimzo-Indian: Classical, 4...O-O 5.a3, 6...b6 7.Bg5 Bb7 8.e3", "f": "rn1q1rk1/pbpp1ppp/1p2pn2/6B1/2PP4/P1Q1P3/1P3PPP/R3KBNR b KQ", "c": "E32s", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 e8g8 a2a3 b4c3 c2c3 b7b6 c1g5 c8b7 e2e3"}
{"n": "Benoni: Four Pawns, Taimanov, 9.a4 a6 10.Be2", "f": "rnbqk2r/1p1n1pbp/p2p2p1/2pP4/P3PP2/2N5/1P2B1PP/R1BQK1NR b KQkq", "c": "A67o", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 f1b5 f6d7 a2a4 a7a6 b5e2"}
{"n": "Sicilian: Accelerated Pterodactyl, 4.c4 Qa5+", "f": "rnb1k1nr/pp1pppbp/6p1/q1p5/2PPP3/5N2/PP3PPP/RNBQKB1R w KQkq", "c": "B27t", "m": "e2e4 c7c5 g1f3 g7g6 d2d4 f8g7 c2c4 d8a5"}
{"n": "Sicilian: Najdorf, 6.Be2 e5 7.Nb3 Be7 8.O-O", "f": "rnbqk2r/1p2bppp/p2p1n2/4p3/4P3/1NN5/PPP1BPPP/R1BQ1RK1 b kq", "c": "B92h", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 f1e2 e7e5 d4b3 f8e7 e1g1"}
{"n": "Slav: 4.e3 Bg4", "f": "rn1qkb1r/pp2pppp/2p2n2/3p4/2PP2b1/4PN2/PP3PPP/RNBQKB1R w KQkq", "c": "D11t", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 e2e3 c8g4"}
{"n": "Sicilian: Maroczy Bind, 7.Nc3 O-O 8.Be2 d6 9.O-O Bd7 10.Rc1", "f": "r2q1rk1/pp1bppbp/2np1np1/8/2PNP3/2N1B3/PP2BPPP/2RQ1RK1 b -", "c": "B38u", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 c1e3 g8f6 b1c3 e8g8 f1e2 d7d6 e1g1 c8d7 a1c1"}
{"n": "Vienna: 3.Bc4 Nc6 4.d3 Bb4 5.Nf3", "f": "r1bqk2r/pppp1ppp/2n2n2/4p3/1bB1P3/2NP1N2/PPP2PPP/R1BQK2R b KQkq", "c": "C28n", "m": "e2e4 e7e5 b1c3 g8f6 f1c4 b8c6 d2d3 f8b4 g1f3"}
{"n": "Sicilian: Rossolimo, 3...e6 4.O-O Nge7 5.Nc3", "f": "r1bqkb1r/pp1pnppp/2n1p3/1Bp5/4P3/2N2N2/PPPP1PPP/R1BQ1RK1 b kq", "c": "B30u", "m": "e2e4 c7c5 g1f3 b8c6 f1b5 e7e6 e1g1 g8e7 b1c3"}
{"n": "King's Indian: 7.O-O Nbd7", "f": "r1bq1rk1/pppn1pbp/3p1np1/4p3/2PPP3/2N2N2/PP2BPPP/R1BQ1RK1 w -", "c": "E94p", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8d7"}
{"n": "KGA: 3.Nf3 g5 4.h4", "f": "rnbqkbnr/pppp1p1p/8/6p1/4Pp1P/5N2/PPPP2P1/RNBQKB1R b KQkq", "c": "C39", "m": "e2e4 e7e5 f2f4 e5f4 g1f3 g7g5 h2h4"}
{"n": "Dutch: Alapin", "f": "rnbqkbnr/ppppp1pp/8/5p2/3P4/3Q4/PPP1PPPP/RNB1KBNR b KQkq", "c": "A80i", "m": "d2d4 f7f5 d1d3"}
{"n": "Old Benoni: 2.c3", "f": "rnbqkbnr/pp1ppppp/8/2p5/3P4/2P5/PP2PPPP/RNBQKBNR b KQkq", "c": "A43c", "m": "d2d4 c7c5 c2c3"}
{"n": "Benoni: Classical, 8.h3 O-O 9.Bd3 Bd7", "f": "rn1q1rk1/pp1b1pbp/3p1np1/2pP4/4P3/2NB1N1P/PP3PP1/R1BQK2R w KQ", "c": "A70l", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 g1f3 f8g7 h2h3 e8g8 f1d3 c8d7"}
{"n": "Neo-Old Indian: 2.c4 e5 3.d5", "f": "rnbqkbnr/ppp2ppp/3p4/3Pp3/2P5/8/PP2PPPP/RNBQKBNR b KQkq", "c": "A41n", "m": "d2d4 d7d6 c2c4 e7e5 d4d5"}
{"n": "Sicilian: Richter-Rauzer, Larsen, 7.Qd2 Nxd4", "f": "r2qkb1r/pp1bpppp/3p1n2/6B1/3nP3/2N5/PPPQ1PPP/R3KB1R w KQkq", "c": "B61c", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 c8d7 d1d2 c6d4"}
{"n": "Sicilian: Maroczy Bind, Breyer, 8.Qxg4 Nxd4 9.Qd1 Ne6 10.Rc1 Qa5 11.Qd2", "f": "r1b1k2r/pp1pppbp/4n1p1/q7/2P1P3/2N1B3/PP1Q1PPP/2R1KB1R b Kkq", "c": "B39l", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 c1e3 g8f6 b1c3 f6g4 d1g4 c6d4 g4d1 d4e6 a1c1 d8a5 d1d2"}
{"n": "King's Indian: 5.Be2 O-O 6.g4", "f": "rnbq1rk1/ppp1ppbp/3p1np1/8/2PPP1P1/2N5/PP2BP1P/R1BQK1NR b KQ", "c": "E73g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 g2g4"}
{"n": "Spanish: Open, 8...Be6", "f": "r2qkb1r/2p2ppp/p1n1b3/1p1pP3/4n3/1B3N2/PPP2PPP/RNBQ1RK1 w kq", "c": "C80n", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 d2d4 b7b5 a4b3 d7d5 d4e5 c8e6"}
{"n": "QGD: Chigorin, 3.Nf3 Bg4 4.e3", "f": "r2qkbnr/ppp1pppp/2n5/3p4/2PP2b1/4PN2/PP3PPP/RNBQKB1R b KQkq", "c": "D07i", "m": "d2d4 d7d5 c2c4 b8c6 g1f3 c8g4 e2e3"}
{"n": "Vienna: Smyslov, 3...Bc5", "f": "rnbqk2r/pppp1ppp/5n2/2b1p3/4P3/2N3P1/PPPP1P1P/R1BQKBNR w KQkq", "c": "C26e", "m": "e2e4 e7e5 b1c3 g8f6 g2g3 f8c5"}
{"n": "Sicilian: Kan, 5.c4 Nf6 6.Nc3", "f": "rnbqkb1r/1p1p1ppp/p3pn2/8/2PNP3/2N5/PP3PPP/R1BQKB1R b KQkq", "c": "B41i", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 a7a6 c2c4 g8f6 b1c3"}
{"n": "QGD: 3.Nf3 c6 4.Nbd2", "f": "rnbqkbnr/pp3ppp/2p1p3/3p4/2PP4/5N2/PP1NPPPP/R1BQKB1R b KQkq", "c": "D30l", "m": "d2d4 d7d5 c2c4 e7e6 g1f3 c7c6 b1d2"}
{"n": "Alekhine: Modern, 4...c6", "f": "rnbqkb1r/pp2pppp/2pp4/3nP3/3P4/5N2/PPP2PPP/RNBQKB1R w KQkq", "c": "B04c", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 g1f3 c7c6"}
{"n": "Spanish: Bird's, 5.Bc4", "f": "r1bqkbnr/pppp1ppp/8/8/2BpP3/8/PPPP1PPP/RNBQK2R b KQkq", "c": "C61e", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 c6d4 f3d4 e5d4 b5c4"}
{"n": "Queen's Indian: 7.Nc3 Ne4 8.Nxe4 Bxe4 9.Ne1 Bxg2 10.Nxg2", "f": "rn1q1rk1/p1ppbppp/1p2p3/8/2PP4/6P1/PP2PPNP/R1BQ1RK1 b -", "c": "E18u", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 f6e4 c3e4 b7e4 f3e1 e4g2 e1g2"}
{"n": "Queen's Pawn: Neo-Indian", "f": "rnbqkb1r/pppp1ppp/4pn2/8/2PP4/8/PP2PPPP/RNBQKBNR w KQkq", "c": "E00a", "m": "d2d4 g8f6 c2c4 e7e6"}
{"n": "QGD: Classical Variation", "f": "rnbqk2r/ppp1bppp/4pn2/3p4/2PP1B2/2N2N2/PP2PPPP/R2QKB1R b KQkq", "c": "D37h", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8e7 c1f4"}
{"n": "Spanish: Berlin, Beverwijk Variation", "f": "r1bqk2r/pppp1ppp/2n2n2/1Bb1p3/4P3/5N2/PPPP1PPP/RNBQ1RK1 w kq", "c": "C65m", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 e1g1 f8c5"}
{"n": "Sicilian: Open, 2...d6, 5.Nc3 Bd7", "f": "rn1qkb1r/pp1bpppp/3p1n2/8/3NP3/2N5/PPP2PPP/R1BQKB1R w KQkq", "c": "B56f", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 c8d7"}
{"n": "French: Winawer, 6...Ne7 7.Nf3 Qa5", "f": "rnb1k2r/pp2nppp/4p3/q1ppP3/3P4/P1P2N2/2P2PPP/R1BQKB1R w KQkq", "c": "C19g", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3 b2c3 g8e7 g1f3 d8a5"}
{"n": "King's Indian: Four Pawns Attack, 6.Nf3 c5 7.d5 b5", "f": "rnbq1rk1/p3ppbp/3p1np1/1ppP4/2P1PP2/2N2N2/PP4PP/R1BQKB1R w KQ", "c": "E76p", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f4 e8g8 g1f3 c7c5 d4d5 b7b5"}
{"n": "English: Symmetrical, 5.a3 e6", "f": "r1bqk1nr/pp1p1pbp/2n1p1p1/2p5/2P5/P1N3P1/1P1PPPBP/R1BQK1NR w KQkq", "c": "A36h", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 a2a3 e7e6"}
{"n": "English: Symmetrical, Geller, 7.Nb3", "f": "r1b1kb1r/pp1p1ppp/1qn1pn2/8/2P5/1NN3P1/PP2PP1P/R1BQKB1R b KQkq", "c": "A33p", "m": "c2c4 c7c5 g1f3 g8f6 d2d4 c5d4 f3d4 e7e6 b1c3 b8c6 g2g3 d8b6 d4b3"}
{"n": "Scotch: Mieses, 8.c4 Ba6", "f": "r3kb1r/p1ppqppp/b1p5/3nP3/2P5/8/PP2QPPP/RNB1KB1R w KQkq", "c": "C45l", "m": "e2e4 e7e5 g1f3 b8c6 d2d4 e5d4 f3d4 g8f6 d4c6 b7c6 e4e5 d8e7 d1e2 f6d5 c2c4 c8a6"}
{"n": "French: Advance, 5.Nf3 Qb6 6.a3 Bd7", "f": "r3kbnr/pp1b1ppp/1qn1p3/2ppP3/3P4/P1P2N2/1P3PPP/RNBQKB1R w KQkq", "c": "C02w", "m": "e2e4 e7e6 d2d4 d7d5 e4e5 c7c5 c2c3 b8c6 g1f3 d8b6 a2a3 c8d7"}
{"n": "Spanish: Closed, Lutikov Variation", "f": "r1bq1rk1/2p1bppp/p1np1n2/1p2p3/4P3/2P2N2/PPBP1PPP/RNBQR1K1 b -", "c": "C90b", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 b3c2"}
{"n": "Two Knights: Traxler, 5.Bxf7+", "f": "r1bqk2r/pppp1Bpp/2n2n2/2b1p1N1/4P3/8/PPPP1PPP/RNBQK2R b KQkq", "c": "C57d", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 f3g5 f8c5 c4f7"}
{"n": "Benoni: Fianchetto, 8.Bg2 O-O", "f": "rnbq1rk1/pp3pbp/3p1np1/2pP4/8/2N2NP1/PP2PPBP/R1BQK2R w KQ", "c": "A62", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 g1f3 g7g6 g2g3 f8g7 f1g2 e8g8"}
{"n": "Semi-Slav: Meran Variation", "f": "r1bqkb1r/pp1n1ppp/2p1pn2/8/2pP4/2NBPN2/PP3PPP/R1BQK2R w KQkq", "c": "D47a", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4"}
{"n": "Spanish: Closed, Chigorin, 12...Nc6 13.d5 Nd8", "f": "r1bn1rk1/2q1bppp/p2p1n2/1ppPp3/4P3/2P2N1P/PPBN1PP1/R1BQR1K1 w -", "c": "C98g", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 d8c7 b1d2 a5c6 d4d5 c6d8"}
{"n": "King's Indian: Mar del Plata, Bayonet Attack, 9...a5 10.Ba3 axb4", "f": "r1bq1rk1/1pp1npbp/3p1np1/3Pp3/1pP1P3/B1N2N2/P3BPPP/R2Q1RK1 w -", "c": "E97k", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 b2b4 a7a5 c1a3 a5b4"}
{"n": "QGA: Alekhine, 4.e3 e6", "f": "rnbqkbnr/1pp2ppp/p3p3/8/2pP4/4PN2/PP3PPP/RNBQKB1R w KQkq", "c": "D22c", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 a7a6 e2e3 e7e6"}
{"n": "King's Indian: Averbakh, 6...c5 7.dxc5", "f": "rnbq1rk1/pp2ppbp/3p1np1/2P3B1/2P1P3/2N5/PP2BPPP/R2QK1NR b KQ", "c": "E74b", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 c7c5 d4c5"}
{"n": "King's Indian: 4.Nf3 d6 5.Bf4 d6 6.e3", "f": "rnbq1rk1/ppp1ppbp/3p1np1/8/2PP1B2/2N1PN2/PP3PPP/R2QKB1R b KQ", "c": "E61r", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 e8g8 c1f4 d7d6 e2e3"}
{"n": "Caro-Kann: Panov-Botvinnik, 5...g6, Main Line, 8.Be2 Nbd7", "f": "r1bq1rk1/pp1nppbp/5np1/3P4/3P4/1QN5/PP2BPPP/R1B1K1NR w KQ", "c": "B14h", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 c2c4 g8f6 b1c3 g7g6 d1b3 f8g7 c4d5 e8g8 f1e2 b8d7"}
{"n": "Old Benoni: Czech, 3.e4 d6 4.Nc3 Be7", "f": "rnbqk1nr/pp2bppp/3p4/2pPp3/4P3/2N5/PPP2PPP/R1BQKBNR w KQkq", "c": "A44v", "m": "d2d4 c7c5 d4d5 e7e5 e2e4 d7d6 b1c3 f8e7"}
{"n": "Spanish: Open Berlin, 5.d4 Nd6 Queenswap, 9.Nc3 h6", "f": "r1bk1b1r/ppp2pp1/2p4p/4Pn2/8/2N2N2/PPP2PPP/R1B2RK1 w -", "c": "C67t", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 e1g1 f6e4 d2d4 e4d6 b5c6 d7c6 d4e5 d6f5 d1d8 e8d8 b1c3 h7h6"}
{"n": "French: Advance, 5.Nf3 Qb6 6.a3 Nh6", "f": "r1b1kb1r/pp3ppp/1qn1p2n/2ppP3/3P4/P1P2N2/1P3PPP/RNBQKB1R w KQkq", "c": "C02x", "m": "e2e4 e7e6 d2d4 d7d5 e4e5 c7c5 c2c3 b8c6 g1f3 d8b6 a2a3 g8h6"}
{"n": "King's Indian: Makagonov, 5...Nbd7", "f": "r1bqk2r/pppnppbp/3p1np1/8/2PPP3/2N4P/PP3PP1/R1BQKBNR w KQkq", "c": "E71c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 h2h3 b8d7"}
{"n": "QGD: 2...Bf5 3.Nf3", "f": "rn1qkbnr/ppp1pppp/8/3p1b2/2PP4/5N2/PP2PPPP/RNBQKB1R b KQkq", "c": "D06n", "m": "d2d4 d7d5 c2c4 c8f5 g1f3"}
{"n": "Latvian Gambit: 3.d4", "f": "rnbqkbnr/pppp2pp/8/4pp2/3PP3/5N2/PPP2PPP/RNBQKB1R b KQkq", "c": "C40m", "m": "e2e4 e7e5 g1f3 f7f5 d2d4"}
{"n": "Sicilian: 2.Nf3", "f": "rnbqkbnr/pp1ppppp/8/2p5/4P3/5N2/PPPP1PPP/RNBQKB1R b KQkq", "c": "B27a", "m": "e2e4 c7c5 g1f3"}
{"n": "French: Burn, 5.Nxe4", "f": "rnbqkb1r/ppp2ppp/4pn2/6B1/3PN3/8/PPP2PPP/R2QKBNR b KQkq", "c": "C11p", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 d5e4 c3e4"}
{"n": "Spanish: Closed, Averbakh, 7.c3 O-O 8.d4 Bd7 9.Nbd2 Re8", "f": "r2qr1k1/1ppbbppp/p1np1n2/4p3/B2PP3/2P2N2/PP1N1PPP/R1BQR1K1 w -", "c": "C87m", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 d7d6 c2c3 e8g8 d2d4 c8d7 b1d2 f8e8"}
{"n": "Neo-King's Indian: Torre Attack", "f": "rnbqk2r/ppppppbp/5np1/6B1/3P4/5N2/PPP1PPPP/RN1QKB1R w KQkq", "c": "A48o", "m": "d2d4 g8f6 g1f3 g7g6 c1g5 f8g7"}
{"n": "Spanish: Archangelsk, 7.c3 Nxe4", "f": "r2qkb1r/1bpp1ppp/p1n5/1p2p3/4n3/1BP2N2/PP1P1PPP/RNBQ1RK1 w kq", "c": "C78s", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 b7b5 a4b3 c8b7 c2c3 f6e4"}
{"n": "Vienna: 3.Bc4 Nc6 4.d3 Bc5 5.Bg5", "f": "r1bqk2r/pppp1ppp/2n2n2/2b1p1B1/2B1P3/2NP4/PPP2PPP/R2QK1NR b KQkq", "c": "C28h", "m": "e2e4 e7e5 b1c3 g8f6 f1c4 b8c6 d2d3 f8c5 c1g5"}
{"n": "Queen's Indian: Capablanca, Riumin Variation", "f": "rn1qk2r/pbppbppp/1p2pn2/8/2PP4/5NP1/PP1BPPBP/RN1QK2R w KQkq", "c": "E16j", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8b4 c1d2 b4e7"}
{"n": "Spanish: Closed, Bogoljubow, 10.Be3", "f": "r2q1rk1/2p1bppp/p1np1n2/1p2p3/3PP1b1/1BP1BN2/PP3PPP/RN1QR1K1 b -", "c": "C91c", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 d2d4 c8g4 c1e3"}
{"n": "Spanish: Exchange, Gligoric, 6.d4 exd4 7.Nxd4", "f": "r1bqkbnr/1pp3pp/p1p2p2/8/3QP3/5N2/PPP2PPP/RNB2RK1 b kq", "c": "C69i", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5c6 d7c6 e1g1 f7f6 d2d4 e5d4 d1d4"}
{"n": "Semi-Slav: Moscow, Main Line, 11.Rc1", "f": "r1b1k2r/pp1n1pb1/2p1pqpp/8/2BP4/2N1PN2/PP3PPP/2RQ1RK1 b kq", "c": "D43x", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 c1g5 h7h6 g5f6 d8f6 e2e3 b8d7 f1d3 d5c4 d3c4 g7g6 e1g1 f8g7 a1c1"}
{"n": "Catalan: Open, Classical Main Line", "f": "rnbq1rk1/1pp1bppp/p3pn2/8/2pP4/5NP1/PPQ1PPBP/RNB2RK1 w -", "c": "E05j", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 f8e7 e1g1 e8g8 d1c2 a7a6"}
{"n": "QGA: Classical, Spassky, 9.Nbd2", "f": "rnb1k2r/1p3ppp/p3pn2/2b5/2B5/4PN2/PP1N1PPP/R1BR2K1 b kq", "c": "D27n", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 d4c5 d8d1 f1d1 f8c5 b1d2"}
{"n": "Slav: Bronstein, 6.Ne5 Bh5", "f": "rn1qkb1r/pp2pppp/2p2n2/4N2b/P1pP4/2N5/1P2PPPP/R1BQKB1R w KQkq", "c": "D16n", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8g4 f3e5 g4h5"}
{"n": "English: Symmetrical, 2.Nf3", "f": "rnbqkbnr/pp1ppppp/8/2p5/2P5/5N2/PP1PPPPP/RNBQKB1R b KQkq", "c": "A30b", "m": "c2c4 c7c5 g1f3"}
{"n": "Sicilian: Richter-Rauzer, 7...a6", "f": "r1bqkb1r/1p3ppp/p1nppn2/6B1/3NP3/2N5/PPPQ1PPP/R3KB1R w KQkq", "c": "B66a", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 a7a6"}
{"n": "Sicilian: Taimanov, 6.Be2 a6 7.O-O Nf6", "f": "r1b1kb1r/1pqp1ppp/p1n1pn2/8/3NP3/2N5/PPP1BPPP/R1BQ1RK1 w kq", "c": "B47v", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 f1e2 a7a6 e1g1 g8f6"}
{"n": "Sicilian: 2.Nf3 d6 3.Nc3 Nf6", "f": "rnbqkb1r/pp2pppp/3p1n2/2p5/4P3/2N2N2/PPPP1PPP/R1BQKB1R w KQkq", "c": "B50k", "m": "e2e4 c7c5 g1f3 d7d6 b1c3 g8f6"}
{"n": "QGD Tarrasch: von Hennig-Schara Gambit, Main Line (11.Be2 O-O-O)", "f": "2kr3r/pp1bqppp/2n2n2/2b5/8/2N1PN2/PP2BPPP/R1BQK2R w KQ", "c": "D32i", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 c5d4 d1a4 c8d7 a4d4 e6d5 d4d5 b8c6 g1f3 g8f6 d5d1 f8c5 e2e3 d8e7 f1e2 e8c8"}
{"n": "King's Indian: S\u00e4misch, Orthodox, 7.d5 Nh5 8.Qd2 f5 9.O-O-O Nd7", "f": "r1bq1rk1/pppn2bp/3p2p1/3Ppp1n/2P1P3/2N1BP2/PP1Q2PP/2KR1BNR w -", "c": "E87m", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 d4d5 f6h5 d1d2 f7f5 e1c1 b8d7"}
{"n": "Colle: Zukertort Variation", "f": "rnbqkb1r/pp3ppp/4pn2/2pp4/3P4/1P2PN2/P1PN1PPP/R1BQKB1R b KQkq", "c": "D05c", "m": "d2d4 d7d5 g1f3 g8f6 e2e3 e7e6 b1d2 c7c5 b2b3"}
{"n": "Spanish: Wormald Attack, 5...b5 6.Bb3 Be7", "f": "r1bqk2r/2ppbppp/p1n2n2/1p2p3/4P3/1B3N2/PPPPQPPP/RNB1K2R w KQkq", "c": "C77u", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 d1e2 b7b5 a4b3 f8e7"}
{"n": "Spanish: Berlin, 4.d3", "f": "r1bqkb1r/pppp1ppp/2n2n2/1B2p3/4P3/3P1N2/PPP2PPP/RNBQK2R b KQkq", "c": "C65f", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 d2d3"}
{"n": "Sicilian: Lowenthal, Kalashnikov, 6.c4 Be7 7.N1c3", "f": "r1bqk1nr/pp2bppp/2np4/1N2p3/2P1P3/2N5/PP3PPP/R1BQKB1R b KQkq", "c": "B32v", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 e7e5 d4b5 d7d6 c2c4 f8e7 b1c3"}
{"n": "Sicilian: Open, 2...e6, 4.Nxd4 Bc5", "f": "rnbqk1nr/pp1p1ppp/4p3/2b5/3NP3/8/PPP2PPP/RNBQKB1R w KQkq", "c": "B40m", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 f8c5"}
{"n": "QGA: Flohr Variation", "f": "rn1qkb1r/ppp1pppp/4bn2/8/2pP4/4PN2/PP3PPP/RNBQKB1R w KQkq", "c": "D25f", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 c8e6"}
{"n": "Queen's Pawn: London", "f": "rn1qkb1r/ppp1pppp/5n2/3p1b2/3P1B2/5N2/PPP1PPPP/RN1QKB1R w KQkq", "c": "D02m", "m": "d2d4 d7d5 g1f3 g8f6 c1f4 c8f5"}
{"n": "Spanish: 5.O-O b5 6.Bb3 Bc5 7.Nxe5", "f": "r1bqk2r/2pp1ppp/p1n2n2/1pb1N3/4P3/1B6/PPPP1PPP/RNBQ1RK1 b kq", "c": "C78i", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 b7b5 a4b3 f8c5 f3e5"}
{"n": "King's Indian: Glek, 8.Re1", "f": "r1bq1rk1/ppp2pbp/n2p1np1/4p3/2PPP3/2N2N2/PP2BPPP/R1BQR1K1 b -", "c": "E94j", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8a6 f1e1"}
{"n": "English: Symmetrical, Two Knights, 5.Nc3 Nc6 6.Bg5", "f": "r1bqkb1r/pp1p1ppp/2n1pn2/6B1/2PN4/2N5/PP2PPPP/R2QKB1R b KQkq", "c": "A33c", "m": "c2c4 c7c5 g1f3 g8f6 d2d4 c5d4 f3d4 e7e6 b1c3 b8c6 c1g5"}
{"n": "Spanish: Archangelsk, Main Line, 10.Bg5", "f": "r2qk2r/1bp2ppp/pbnp1n2/1p2p1B1/3PP3/1BP2N2/PP3PPP/RN1QR1K1 b kq", "c": "C78w", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 b7b5 a4b3 c8b7 f1e1 f8c5 c2c3 d7d6 d2d4 c5b6 c1g5"}
{"n": "King's Indian: Fianchetto, Classical, 8.e4 exd4", "f": "r1bq1rk1/pppn1pbp/3p1np1/8/2PpP3/2N2NP1/PP3PBP/R1BQ1RK1 w -", "c": "E68c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 e5d4"}
{"n": "King's Indian: Mar del Plata, 8.d5", "f": "r1bq1rk1/ppp2pbp/2np1np1/3Pp3/2P1P3/2N2N2/PP2BPPP/R1BQ1RK1 b -", "c": "E97d", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5"}
{"n": "Benoni: 4.g3 exd5 5.cxd5 b5", "f": "rnbqkb1r/p2p1ppp/5n2/1ppP4/8/6P1/PP2PP1P/RNBQKBNR w KQkq", "c": "A60f", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 g2g3 e6d5 c4d5 b7b5"}
{"n": "King's Indian: 7.O-O Nbd7 8.Re1 c6 9.Bf1 exd4", "f": "r1bq1rk1/pp1n1pbp/2pp1np1/8/2PpP3/2N2N2/PP3PPP/R1BQRBK1 w -", "c": "E95l", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8d7 f1e1 c7c6 e2f1 e5d4"}
{"n": "King's Indian: Smyslov System, 5...d6", "f": "rnbq1rk1/ppp1ppbp/3p1np1/6B1/2PP4/2N2N2/PP2PPPP/R2QKB1R w KQ", "c": "E61u", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 e8g8 c1g5 d7d6"}
{"n": "French: Steinitz, 5.Nf3 c5 6.dxc5", "f": "rnbqkb1r/pp1n1ppp/4p3/2PpP3/8/2N2N2/PPP2PPP/R1BQKB1R b KQkq", "c": "C11e", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 e4e5 f6d7 g1f3 c7c5 d4c5"}
{"n": "French: Advance, 4...Nc6", "f": "r1bqkbnr/pp3ppp/2n1p3/2ppP3/3P4/2P5/PP3PPP/RNBQKBNR w KQkq", "c": "C02k", "m": "e2e4 e7e6 d2d4 d7d5 e4e5 c7c5 c2c3 b8c6"}
{"n": "Sicilian: 3.Bb5+ Nd7 4.O-O Nf6 5.Re1 a6 6.Bf1", "f": "r1bqkb1r/1p1npppp/p2p1n2/2p5/4P3/5N2/PPPP1PPP/RNBQRBK1 b kq", "c": "B51e", "m": "e2e4 c7c5 g1f3 d7d6 f1b5 b8d7 e1g1 g8f6 f1e1 a7a6 b5f1"}
{"n": "Open Game: Gunderam Defence", "f": "rnb1kbnr/ppppqppp/8/4p3/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq", "c": "C40c", "m": "e2e4 e7e5 g1f3 d8e7"}
{"n": "Spanish: Classical, 4.c3", "f": "r1bqk1nr/pppp1ppp/2n5/1Bb1p3/4P3/2P2N2/PP1P1PPP/RNBQK2R b KQkq", "c": "C64b", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f8c5 c2c3"}
{"n": "King's Indian: Fianchetto, Simagin Variation", "f": "r2q1rk1/ppp1ppbp/2np1np1/8/2PP2b1/2N2NP1/PP2PPBP/R1BQ1RK1 w -", "c": "E62r", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8c6 e1g1 c8g4"}
{"n": "Sicilian: Dragon, 6.Be2 Bg7 7.O-O O-O 8.Bg5", "f": "rnbq1rk1/pp2ppbp/3p1np1/6B1/3NP3/2N5/PPP1BPPP/R2Q1RK1 b -", "c": "B70s", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 f1e2 f8g7 e1g1 e8g8 c1g5"}
{"n": "Torre Attack: 3...c5 4.e3", "f": "rnbqkb1r/pp1p1ppp/4pn2/2p3B1/3P4/4PN2/PPP2PPP/RN1QKB1R b KQkq", "c": "A46u", "m": "d2d4 g8f6 g1f3 e7e6 c1g5 c7c5 e2e3"}
{"n": "Queen's Indian: 4.e3 Bb7 5.Bd3 c5 6.O-O", "f": "rn1qkb1r/pb1p1ppp/1p2pn2/2p5/2PP4/3BPN2/PP3PPP/RNBQ1RK1 b kq", "c": "E14r", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 e2e3 c8b7 f1d3 c7c5 e1g1"}
{"n": "QGA: Classical, 8...Bb7", "f": "rn1qkb1r/1b3ppp/p3pn2/1pp5/3P4/1B2PN2/PP2QPPP/RNB2RK1 w kq", "c": "D29a", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 d1e2 b7b5 c4b3 c8b7"}
{"n": "Spanish: Closed, Pilnik, 9...Na5", "f": "r1bq1rk1/2p1bppp/p2p1n2/np2p3/4P3/1BPP1N2/PP3PPP/RNBQR1K1 w -", "c": "C90g", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 d2d3 c6a5"}
{"n": "Catalan: Open, 5.Nf3 c5 6.O-O Nc6 7.Qa4 Bd7 8.Qxc4", "f": "r2qkb1r/pp1b1ppp/2n1pn2/2p5/2QP4/5NP1/PP2PPBP/RNB2RK1 b kq", "c": "E04q", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 c7c5 e1g1 b8c6 d1a4 c8d7 a4c4"}
{"n": "King's Indian: S\u00e4misch, 5...c6 6.Be3 a6 7.Bd3", "f": "rnbqk2r/1p2ppbp/p1pp1np1/8/2PPP3/2NBBP2/PP4PP/R2QK1NR b KQkq", "c": "E80p", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 c7c6 c1e3 a7a6 f1d3"}
{"n": "Sicilian: Najdorf, 6.f4 e5 7.Nf3 Nbd7 8.a4 Be7", "f": "r1bqk2r/1p1nbppp/p2p1n2/4p3/P3PP2/2N2N2/1PP3PP/R1BQKB1R w KQkq", "c": "B93r", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 f2f4 e7e5 d4f3 b8d7 a2a4 f8e7"}
{"n": "King's Indian: S\u00e4misch, 5...O-O 6.Nge2 e5", "f": "rnbq1rk1/ppp2pbp/3p1np1/4p3/2PPP3/2N2P2/PP2N1PP/R1BQKB1R w KQ", "c": "E81c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 g1e2 e7e5"}
{"n": "French: Advance, 5.Nf3 Qb6 6.Be2", "f": "r1b1kbnr/pp3ppp/1qn1p3/2ppP3/3P4/2P2N2/PP2BPPP/RNBQK2R b KQkq", "c": "C02t", "m": "e2e4 e7e6 d2d4 d7d5 e4e5 c7c5 c2c3 b8c6 g1f3 d8b6 f1e2"}
{"n": "Alekhine: Modern, Fianchetto, 5.Bc4 Nb6 6.Bb3 Bg7 7.Ng5", "f": "rnbqk2r/ppp1ppbp/1n1p2p1/4P1N1/3P4/1B6/PPP2PPP/RNBQK2R b KQkq", "c": "B04o", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 g1f3 g7g6 f1c4 d5b6 c4b3 f8g7 f3g5"}
{"n": "Sicilian: Richter-Rauzer, 7.Qd2 Qb6", "f": "r1b1kb1r/pp3ppp/1qnppn2/6B1/3NP3/2N5/PPPQ1PPP/R3KB1R w KQkq", "c": "B63c", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 d8b6"}
{"n": "Sicilian: Lowenthal, Kalashnikov, 6.N1c3 a6 7.Na3 b5", "f": "r1bqkbnr/5ppp/p1np4/1p2p3/4P3/N1N5/PPP2PPP/R1BQKB1R w KQkq", "c": "B32q", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 e7e5 d4b5 d7d6 b1c3 a7a6 b5a3 b7b5"}
{"n": "King's Indian: Mar del Plata, 10.f3 f5", "f": "r1bq1rk1/pppnn1bp/3p2p1/3Ppp2/2P1P3/2N2P2/PP2B1PP/R1BQNRK1 w -", "c": "E99", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 f3e1 f6d7 f2f3 f7f5"}
{"n": "Spanish: Closed, Averbakh, 7.c3", "f": "r1bqk2r/1pp1bppp/p1np1n2/4p3/B3P3/2P2N2/PP1P1PPP/RNBQR1K1 b kq", "c": "C87e", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 d7d6 c2c3"}
{"n": "King's Indian: Fianchetto, Classical, 9.h3 a5", "f": "r1bq1rk1/1p1n1pbp/2pp1np1/p3p3/2PPP3/2N2NPP/PP3PB1/R1BQ1RK1 w -", "c": "E69d", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 c7c6 h2h3 a7a5"}
{"n": "King's Indian: S\u00e4misch, Orthodox, 7.d5 Nh5 8.Qd2 f5 9.O-O-O Nd7 10.Bd3", "f": "r1bq1rk1/pppn2bp/3p2p1/3Ppp1n/2P1P3/2NBBP2/PP1Q2PP/2KR2NR b -", "c": "E87n", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 d4d5 f6h5 d1d2 f7f5 e1c1 b8d7 f1d3"}
{"n": "King's Indian: Makagonov, 5...O-O 6.Bg5 Na6", "f": "r1bq1rk1/ppp1ppbp/n2p1np1/6B1/2PPP3/2N4P/PP3PP1/R2QKBNR w KQ", "c": "E71k", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 h2h3 e8g8 c1g5 b8a6"}
{"n": "Caro-Kann: Two Knights, 3...dxe4 4.Nxe4 Nf6", "f": "rnbqkb1r/pp2pppp/2p2n2/8/4N3/5N2/PPPP1PPP/R1BQKB1R w KQkq", "c": "B10v", "m": "e2e4 c7c6 b1c3 d7d5 g1f3 d5e4 c3e4 g8f6"}
{"n": "Old Benoni: 2.d5 e6", "f": "rnbqkbnr/pp1p1ppp/4p3/2pP4/8/8/PPP1PPPP/RNBQKBNR w KQkq", "c": "A43f", "m": "d2d4 c7c5 d4d5 e7e6"}
{"n": "Spanish: Closed, Zaitsev, 10.d4", "f": "r2q1rk1/1bp1bppp/p1np1n2/1p2p3/3PP3/1BP2N1P/PP3PP1/RNBQR1K1 b -", "c": "C92j", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c8b7 d2d4"}
{"n": "Spanish: Berlin Defence", "f": "r1bqkb1r/pppp1ppp/2n2n2/1B2p3/4P3/5N2/PPPP1PPP/RNBQK2R w KQkq", "c": "C65a", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6"}
{"n": "QGD: Semi-Tarrasch, 6.g3, Main Line, 9.Nxd5 exd5 10.dxc5 Bxc5 11.Bg5", "f": "r1bq1rk1/pp3ppp/2n5/2bp2B1/8/5NP1/PP2PPBP/R2Q1RK1 b -", "c": "D41j", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 c4d5 f6d5 g2g3 b8c6 f1g2 f8e7 e1g1 e8g8 c3d5 e6d5 d4c5 e7c5 c1g5"}
{"n": "Sicilian: Richter-Rauzer, 7.Qd2 Be7", "f": "r1bqk2r/pp2bppp/2nppn2/6B1/3NP3/2N5/PPPQ1PPP/R3KB1R w KQkq", "c": "B63k", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 f8e7"}
{"n": "Benoni: S\u00e4misch, 8.Bg5 h6 9.Be3 O-O 10.Qd2 a6", "f": "rnbq1rk1/1p3pb1/p2p1npp/2pP4/4P3/2N1BP2/PP1Q2PP/R3KBNR w KQ", "c": "A65v", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f3 f8g7 c1g5 h7h6 g5e3 e8g8 d1d2 a7a6"}
{"n": "QGD: Semi-Tarrasch, 6.e3 Nc6 7.Bd3 Be7 8.O-O O-O", "f": "r1bq1rk1/pp2bppp/2n1p3/2pn4/3P4/2NBPN2/PP3PPP/R1BQ1RK1 w -", "c": "D42c", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 c4d5 f6d5 e2e3 b8c6 f1d3 f8e7 e1g1 e8g8"}
{"n": "Sicilian: Dragon, 6.Be2 Bg7", "f": "rnbqk2r/pp2ppbp/3p1np1/8/3NP3/2N5/PPP1BPPP/R1BQK2R w KQkq", "c": "B70k", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 f1e2 f8g7"}
{"n": "Sicilian: Grand Prix, 2...e6", "f": "rnbqkbnr/pp1p1ppp/4p3/2p5/4PP2/8/PPPP2PP/RNBQKBNR w KQkq", "c": "B21d", "m": "e2e4 c7c5 f2f4 e7e6"}
{"n": "Torre Attack: 3...Ne4 4.Bf4", "f": "rnbqkb1r/ppp1pppp/8/3p4/3PnB2/5N2/PPP1PPPP/RN1QKB1R b KQkq", "c": "D03c", "m": "d2d4 d7d5 g1f3 g8f6 c1g5 f6e4 g5f4"}
{"n": "Sicilian: Richter-Rauzer, Larsen, 7.Be2 a6", "f": "r2qkb1r/1p1bpppp/p1np1n2/6B1/3NP3/2N5/PPP1BPPP/R2QK2R w KQkq", "c": "B60j", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 c8d7 f1e2 a7a6"}
{"n": "Neo-Gr\u00fcnfeld, 6.cxd5 Nxd5 7.O-O Nb6 8.Nc3 Nc6 9.e3 e5", "f": "r1bq1rk1/ppp2pbp/1nn3p1/4p3/3P4/2N1PNP1/PP3PBP/R1BQ1RK1 w -", "c": "D76e", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 c4d5 f6d5 e1g1 d5b6 b1c3 b8c6 e2e3 e7e5"}
{"n": "Sicilian: 3.Bb5+ Bd7 4.Bxd7+ Nxd7 5.O-O Ngf6 6.Qe2", "f": "r2qkb1r/pp1npppp/3p1n2/2p5/4P3/5N2/PPPPQPPP/RNB2RK1 b kq", "c": "B52e", "m": "e2e4 c7c5 g1f3 d7d6 f1b5 c8d7 b5d7 b8d7 e1g1 g8f6 d1e2"}
{"n": "QGD: 4.Bg5 Be7 5.Nf3 O-O 6.Qc2 Nbd7", "f": "r1bq1rk1/pppnbppp/4pn2/3p2B1/2PP4/2N2N2/PPQ1PPPP/R3KB1R w KQ", "c": "D53n", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 g1f3 e8g8 d1c2 b8d7"}
{"n": "Slav: Exchange, 4.Bf4", "f": "rnbqkbnr/pp2pppp/8/3p4/3P1B2/8/PP2PPPP/RN1QKBNR b KQkq", "c": "D10c", "m": "d2d4 d7d5 c2c4 c7c6 c4d5 c6d5 c1f4"}
{"n": "Sicilian: Boleslavsky, 7.Nb3 Be7 8.O-O O-O", "f": "r1bq1rk1/pp2bppp/2np1n2/4p3/4P3/1NN5/PPP1BPPP/R1BQ1RK1 w -", "c": "B59g", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1e2 e7e5 d4b3 f8e7 e1g1 e8g8"}
{"n": "Sicilian: Open, 2...e6, 4.Nxd4 Nf6 5.Bd3", "f": "rnbqkb1r/pp1p1ppp/4pn2/8/3NP3/3B4/PPP2PPP/RNBQK2R b KQkq", "c": "B40p", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 g8f6 f1d3"}
{"n": "Neo-Benoni", "f": "rnbqkb1r/pp1ppppp/5n2/2p5/3P4/5N2/PPP1PPPP/RNBQKB1R w KQkq", "c": "A46c", "m": "d2d4 g8f6 g1f3 c7c5"}
{"n": "Sicilian: O'Kelly, 3.Nc3", "f": "rnbqkbnr/1p1ppppp/p7/2p5/4P3/2N2N2/PPPP1PPP/R1BQKB1R b KQkq", "c": "B28b", "m": "e2e4 c7c5 g1f3 a7a6 b1c3"}
{"n": "QGD Tarrasch: 9.Bg5 cxd4", "f": "r1bq1rk1/pp2bppp/2n2n2/3p2B1/3p4/2N2NP1/PP2PPBP/R2Q1RK1 w -", "c": "D34r", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 g8f6 f1g2 f8e7 e1g1 e8g8 c1g5 c5d4"}
{"n": "Scotch: Goring Gambit, 4...d5", "f": "r1bqkbnr/ppp2ppp/2n5/3p4/3pP3/2P2N2/PP3PPP/RNBQKB1R w KQkq", "c": "C44u", "m": "e2e4 e7e5 g1f3 b8c6 d2d4 e5d4 c2c3 d7d5"}
{"n": "Sicilian: Alapin, 2...e6 3.d4", "f": "rnbqkbnr/pp1p1ppp/4p3/2p5/3PP3/2P5/PP3PPP/RNBQKBNR b KQkq", "c": "B22d", "m": "e2e4 c7c5 c2c3 e7e6 d2d4"}
{"n": "QGD: Exchange, S\u00e4misch Variation", "f": "rnbqkb1r/ppp2ppp/5n2/3p4/3P1B2/2N5/PP2PPPP/R2QKBNR b KQkq", "c": "D35c", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1f4"}
{"n": "Caro-Kann: Panov-Botvinnik, 5...e6 6.Nf3 Be7 7.cxd5 Nxd5", "f": "rnbqk2r/pp2bppp/4p3/3n4/3P4/2N2N2/PP3PPP/R1BQKB1R w KQkq", "c": "B14n", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 c2c4 g8f6 b1c3 e7e6 g1f3 f8e7 c4d5 f6d5"}
{"n": "Alekhine: Modern, Fianchetto, 5.Bc4 Nb6 6.Bb3 Bg7", "f": "rnbqk2r/ppp1ppbp/1n1p2p1/4P3/3P4/1B3N2/PPP2PPP/RNBQK2R w KQkq", "c": "B04m", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 g1f3 g7g6 f1c4 d5b6 c4b3 f8g7"}
{"n": "Four Knights: Symmetrical, Metger, 10.d4 Ne6 11.Bc1 Rd8", "f": "r1br2k1/ppp1qppp/3pnn2/1B2p3/3PP3/2P2N2/P1P2PPP/R1BQR1K1 w -", "c": "C49q", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 f1b5 f8b4 e1g1 e8g8 d2d3 d7d6 c1g5 b4c3 b2c3 d8e7 f1e1 c6d8 d3d4 d8e6 g5c1 f8d8"}
{"n": "Benoni: Four Pawns, 9.Be2 Bg4 10.O-O", "f": "rn1q1rk1/pp3pbp/3p1np1/2pP4/4PPb1/2N2N2/PP2B1PP/R1BQ1RK1 b -", "c": "A68j", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 g1f3 e8g8 f1e2 c8g4 e1g1"}
{"n": "Sicilian: Closed, 6.Be3 e5 7.Qd2", "f": "r1bqk1nr/pp3pbp/2np2p1/2p1p3/4P3/2NPB1P1/PPPQ1PBP/R3K1NR b KQkq", "c": "B26e", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 c1e3 e7e5 d1d2"}
{"n": "Sicilian: Taimanov, 6.Be3 a6 7.Bd3 Nf6", "f": "r1b1kb1r/1pqp1ppp/p1n1pn2/8/3NP3/2NBB3/PPP2PPP/R2QK2R w KQkq", "c": "B48m", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 c1e3 a7a6 f1d3 g8f6"}
{"n": "Giuoco Piano: 4.c3", "f": "r1bqk1nr/pppp1ppp/2n5/2b1p3/2B1P3/2P2N2/PP1P1PPP/RNBQK2R b KQkq", "c": "C53", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 f8c5 c2c3"}
{"n": "Indian: Mexican Defence, 3.Nf3 e6 4.a3", "f": "r1bqkb1r/pppp1ppp/2n1pn2/8/2PP4/P4N2/1P2PPPP/RNBQKB1R b KQkq", "c": "A50f", "m": "d2d4 g8f6 c2c4 b8c6 g1f3 e7e6 a2a3"}
{"n": "King's Indian: 7.O-O Nbd7 8.d5", "f": "r1bq1rk1/pppn1pbp/3p1np1/3Pp3/2P1P3/2N2N2/PP2BPPP/R1BQ1RK1 b -", "c": "E94q", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8d7 d4d5"}
{"n": "QGA: Alekhine, 4.e3 Bg4 5.Bxc4 e6 6.Qb3", "f": "rn1qkbnr/1pp2ppp/p3p3/8/2BP2b1/1Q2PN2/PP3PPP/RNB1K2R b KQkq", "c": "D22j", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 a7a6 e2e3 c8g4 f1c4 e7e6 d1b3"}
{"n": "Gr\u00fcnfeld: 5.Bg5 Ne4 6.cxd5 Nxg5 7.Nxg5 c6", "f": "rnbqk2r/pp2ppbp/2p3p1/3P2N1/3P4/2N5/PP2PPPP/R2QKB1R w KQkq", "c": "D91j", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 c1g5 f6e4 c4d5 e4g5 f3g5 c7c6"}
{"n": "Scotch: 4.Nxd4 Bc5 5.Nxc6 Qf6 6.Qd2", "f": "r1b1k1nr/pppp1ppp/2N2q2/2b5/4P3/8/PPPQ1PPP/RNB1KB1R b KQkq", "c": "C45s", "m": "e2e4 e7e5 g1f3 b8c6 d2d4 e5d4 f3d4 f8c5 d4c6 d8f6 d1d2"}
{"n": "QGA: Janowski-Larsen, 6.Nc3", "f": "rn1qkb1r/ppp2ppp/4pn2/8/2BP2b1/2N1PN2/PP3PPP/R1BQK2R b KQkq", "c": "D25k", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 c8g4 f1c4 e7e6 b1c3"}
{"n": "Spanish: Morphy Defence", "f": "r1bqkb1r/1ppp1ppp/p1n2n2/4p3/B3P3/5N2/PPPP1PPP/RNBQK2R w KQkq", "c": "C77a", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6"}
{"n": "Sicilian: Open, 2...Nc6, 4...d6", "f": "r1bqkbnr/pp2pppp/2np4/8/3NP3/8/PPP2PPP/RNBQKB1R w KQkq", "c": "B32d", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 d7d6"}
{"n": "English: Symmetrical, Botvinnik, 5...e6, 8.d3 d6", "f": "r1bq1rk1/pp2npbp/2npp1p1/2p5/2P1P3/2NP2P1/PP2NPBP/R1BQ1RK1 w -", "c": "A36r", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 e2e4 e7e6 g1e2 g8e7 e1g1 e8g8 d2d3 d7d6"}
{"n": "French: Tarrasch, Open, 4.exd5 exd5 5.Ngf3 a6 6.Be2", "f": "rnbqkbnr/1p3ppp/p7/2pp4/3P4/5N2/PPPNBPPP/R1BQK2R b KQkq", "c": "C08i", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 e4d5 e6d5 g1f3 a7a6 f1e2"}
{"n": "QGA: Bogoljubow, 7.a4 Nb4", "f": "rnbqkb1r/2p1pppp/p7/1p2P3/PnpP4/2N2N2/1P3PPP/R1BQKB1R w KQkq", "c": "D24p", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 b1c3 a7a6 e2e4 b7b5 e4e5 f6d5 a2a4 d5b4"}
{"n": "King's Indian: S\u00e4misch, Orthodox Main Line, 10.Qd2", "f": "r1bq1rk1/pp1n1pbp/3p1np1/3Pp3/4P3/2N1BP2/PP1QN1PP/R3KB1R b KQ", "c": "E89e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 d4d5 c7c6 g1e2 c6d5 c4d5 b8d7 d1d2"}
{"n": "King's Indian: S\u00e4misch, Fianchetto, 7.Bd3 Bb7", "f": "rn1q1rk1/pbp1ppbp/1p1p1np1/8/2PPP3/2NBBP2/PP4PP/R2QK1NR w KQ", "c": "E82f", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b7b6 f1d3 c8b7"}
{"n": "English: Symmetrical, 5.b3", "f": "r1bqk1nr/pp1pppbp/2n3p1/2p5/2P5/1PN3P1/P2PPPBP/R1BQK1NR b KQkq", "c": "A36j", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 b2b3"}
{"n": "English: Symmetrical, Four Knights", "f": "r1bqkb1r/pp1ppppp/2n2n2/2p5/2P5/2N2N2/PP1PPPPP/R1BQKB1R w KQkq", "c": "A35g", "m": "c2c4 c7c5 b1c3 b8c6 g1f3 g8f6"}
{"n": "Spanish: Berlin, Mortimer Variation", "f": "r1bqkb1r/ppppnppp/5n2/1B2p3/4P3/3P1N2/PPP2PPP/RNBQK2R w KQkq", "c": "C65g", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 d2d3 c6e7"}
{"n": "Benoni: 3.d5 d6 4.Nc3 g6", "f": "rnbqkb1r/pp2pp1p/3p1np1/2pP4/2P5/2N5/PP2PPPP/R1BQKBNR w KQkq", "c": "A56j", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 d7d6 b1c3 g7g6"}
{"n": "Queen's Pawn: Modern", "f": "rnbqkbnr/pppppp1p/6p1/8/3P4/8/PPP1PPPP/RNBQKBNR w KQkq", "c": "A40s", "m": "d2d4 g7g6"}
{"n": "King's Indian: Fianchetto, Larsen System, 8.b3", "f": "rn1q1rk1/pp2ppbp/2pp1np1/5b2/2PP4/1PN2NP1/P3PPBP/R1BQ1RK1 b -", "c": "E62g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 c7c6 e1g1 c8f5 b2b3"}
{"n": "QGD: Semi-Tarrasch, 6.e3 Nc6", "f": "r1bqkb1r/pp3ppp/2n1p3/2pn4/3P4/2N1PN2/PP3PPP/R1BQKB1R w KQkq", "c": "D41q", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 c4d5 f6d5 e2e3 b8c6"}
{"n": "Sicilian: 2...d6 3.d4", "f": "rnbqkbnr/pp2pppp/3p4/2p5/3PP3/5N2/PPP2PPP/RNBQKB1R b KQkq", "c": "B53a", "m": "e2e4 c7c5 g1f3 d7d6 d2d4"}
{"n": "Sicilian: Najdorf, 6.Bg5 Nbd7 7.Bc4 e6", "f": "r1bqkb1r/1p1n1ppp/p2ppn2/6B1/2BNP3/2N5/PPP2PPP/R2QK2R w KQkq", "c": "B94h", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 b8d7 f1c4 e7e6"}
{"n": "Neo-Gr\u00fcnfeld, 6.cxd5 Nxd5 7.O-O c5 8.Nc3", "f": "rnbq1rk1/pp2ppbp/6p1/2pn4/3P4/2N2NP1/PP2PPBP/R1BQ1RK1 b -", "c": "D75", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 c4d5 f6d5 e1g1 c7c5 b1c3"}
{"n": "Slav: Murey Variation", "f": "rnbqkb1r/1p2pppp/2p2n2/p7/P1pP4/2N2N2/1P2PPPP/R1BQKB1R w KQkq", "c": "D16d", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 a7a5"}
{"n": "QGD: 3.Nf3 c6 4.Qc2 Nf6", "f": "rnbqkb1r/pp3ppp/2p1pn2/3p4/2PP4/5N2/PPQ1PPPP/RNB1KB1R w KQkq", "c": "D30n", "m": "d2d4 d7d5 c2c4 e7e6 g1f3 c7c6 d1c2 g8f6"}
{"n": "French: Winawer, M\u00fcller-Zhuravlev Gambit, 5.Qg4", "f": "rnbqk1nr/ppp2ppp/4p3/8/1b1Pp1Q1/2N5/PPPB1PPP/R3KBNR b KQkq", "c": "C15i", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 c1d2 d5e4 d1g4"}
{"n": "English: Symmetrical, Hedgehog, Flexible Formation", "f": "r2qk2r/1b1nbppp/pp1ppn2/8/2PQP3/1PN2NP1/P4PBP/R1BR2K1 b kq", "c": "A30y", "m": "c2c4 c7c5 g1f3 g8f6 g2g3 b7b6 f1g2 c8b7 e1g1 e7e6 b1c3 f8e7 d2d4 c5d4 d1d4 d7d6 f1d1 a7a6 b2b3 b8d7 e2e4"}
{"n": "Slav: Central, 7.f3 Bb4 8.Nxc4", "f": "rn1qk2r/pp3ppp/2p1pn2/5b2/PbNP4/2N2P2/1P2P1PP/R1BQKB1R b KQkq", "c": "D17n", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 f3e5 e7e6 f2f3 f8b4 e5c4"}
{"n": "Vienna: 2...Nc6 3.f4", "f": "r1bqkbnr/pppp1ppp/2n5/4p3/4PP2/2N5/PPPP2PP/R1BQKBNR b KQkq", "c": "C25m", "m": "e2e4 e7e5 b1c3 b8c6 f2f4"}
{"n": "Neo-King's Indian: London System", "f": "rnbqkb1r/pppppp1p/5np1/8/3P1B2/5N2/PPP1PPPP/RN1QKB1R b KQkq", "c": "A48f", "m": "d2d4 g8f6 g1f3 g7g6 c1f4"}
{"n": "King's Indian: 7.O-O Nbd7 8.Re1 c6 9.Bf1 exd4 10.Nxd4 Re8", "f": "r1bqr1k1/pp1n1pbp/2pp1np1/8/2PNP3/2N5/PP3PPP/R1BQRBK1 w -", "c": "E95n", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8d7 f1e1 c7c6 e2f1 e5d4 f3d4 f8e8"}
{"n": "Semi-Slav: Meran, Blumenfeld Variation", "f": "r1bqkb1r/3n1ppp/p3pn2/1N2P3/3p4/3B1N2/PP3PPP/R1BQK2R b KQkq", "c": "D49a", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 a7a6 e3e4 c6c5 e4e5 c5d4 c3b5"}
{"n": "QGD: 3.Nf3 Nf6 4.e3 c6", "f": "rnbqkb1r/pp3ppp/2p1pn2/3p4/2PP4/4PN2/PP3PPP/RNBQKB1R w KQkq", "c": "D30s", "m": "d2d4 d7d5 c2c4 e7e6 g1f3 g8f6 e2e3 c7c6"}
{"n": "Gr\u00fcnfeld: Modern Exchange, 8.Be3", "f": "rnbqk2r/pp2ppbp/6p1/2p5/3PP3/2P1BN2/P4PPP/R2QKB1R b KQkq", "c": "D85t", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 g1f3 c7c5 c1e3"}
{"n": "Four Knights: Symmetrical, Metger, 10.d4 Ne6", "f": "r1b2rk1/ppp1qppp/3pnn2/1B2p1B1/3PP3/2P2N2/P1P2PPP/R2QR1K1 w -", "c": "C49p", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 f1b5 f8b4 e1g1 e8g8 d2d3 d7d6 c1g5 b4c3 b2c3 d8e7 f1e1 c6d8 d3d4 d8e6"}
{"n": "English: Symmetrical, Botvinnik, 5...d6 6.Nge2 Nf6", "f": "r1bqk2r/pp2ppbp/2np1np1/2p5/2P1P3/2N3P1/PP1PNPBP/R1BQK2R w KQkq", "c": "A36u", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 e2e4 d7d6 g1e2 g8f6"}
{"n": "King's Indian: Fianchetto, Classical, 9.h3 Re8 10.Re1 exd4, 11...Nc5 12.Rb1", "f": "r1bqr1k1/pp3pbp/2pp1np1/2n5/2PNP3/2N3PP/PP3PB1/1RBQR1K1 b -", "c": "E69y", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 c7c6 h2h3 f8e8 f1e1 e5d4 f3d4 d7c5 a1b1"}
{"n": "Benko Gambit: Fianchetto, Main Line, 11.Re1", "f": "r2q1rk1/3nppbp/b2p1np1/2pP4/8/2N2NP1/PP2PPBP/R1BQR1K1 b -", "c": "A58r", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6 c8a6 b1c3 d7d6 g1f3 g7g6 g2g3 f8g7 f1g2 e8g8 e1g1 b8d7 f1e1"}
{"n": "Four Knights: Double Bishops, 6.d3", "f": "r1bq1rk1/pppp1ppp/2n2n2/1B2p3/1b2P3/2NP1N2/PPP2PPP/R1BQ1RK1 b -", "c": "C49e", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 f1b5 f8b4 e1g1 e8g8 d2d3"}
{"n": "Sicilian: Najdorf, Polugaevsky, 10.Bxb5+", "f": "rnb1kb1r/2q2ppp/p3pn2/1B2P1B1/3N4/2N5/PPP3PP/R2QK2R b KQkq", "c": "B96p", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 b7b5 e4e5 d6e5 f4e5 d8c7 f1b5"}
{"n": "Gr\u00fcnfeld: Russian, Levenfish Variation", "f": "rnbq1rk1/p1p1ppbp/1p3np1/8/2QPP3/2N2N2/PP3PPP/R1B1KB1R w KQ", "c": "D97b", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 d1b3 d5c4 b3c4 e8g8 e2e4 b7b6"}
{"n": "French: Winawer, Winkelmann-Reimer Gambit (WRG)", "f": "rnbqk1nr/ppp2ppp/4p3/8/3Pp3/P1P2P2/2P3PP/R1BQKBNR b KQkq", "c": "C15l", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 a2a3 b4c3 b2c3 d5e4 f2f3"}
{"n": "King's Indian: Kazakh Variation, 7.O-O", "f": "r1bq1rk1/ppp1ppbp/n2p1np1/8/2PPP3/2N2N2/PP2BPPP/R1BQ1RK1 b -", "c": "E91m", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 b8a6 e1g1"}
{"n": "Caro-Kann: Advance, 3...c5 4.dxc5 Nc6", "f": "r1bqkbnr/pp2pppp/2n5/2PpP3/8/8/PPP2PPP/RNBQKBNR w KQkq", "c": "B12k", "m": "e2e4 c7c6 d2d4 d7d5 e4e5 c6c5 d4c5 b8c6"}
{"n": "King's Indian: 5.Be2 e5", "f": "rnbqk2r/ppp2pbp/3p1np1/4p3/2PPP3/2N5/PP2BPPP/R1BQK1NR w KQkq", "c": "E73c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e7e5"}
{"n": "King's Indian: Mar del Plata, 9.Nd2 Nd7", "f": "r1bq1rk1/pppnnpbp/3p2p1/3Pp3/2P1P3/2N5/PP1NBPPP/R1BQ1RK1 w -", "c": "E97v", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 f3d2 f6d7"}
{"n": "Sicilian: Kan, Swiss Cheese Variation", "f": "rnbqkbnr/1p1p1p1p/p3p1p1/8/3NP3/3B4/PPP2PPP/RNBQK2R w KQkq", "c": "B42b", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 a7a6 f1d3 g7g6"}
{"n": "French: Chatard-Alekhine, Spielmann Variation", "f": "rnbq1rk1/pppnbppp/4p3/3pP1B1/3P3P/2N5/PPP2PP1/R2QKBNR w KQ", "c": "C13k", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8e7 e4e5 f6d7 h2h4 e8g8"}
{"n": "Pirc: Austrian, 5...c5 6.dxc5 Qa5 7.Bd3", "f": "rnb1k2r/pp2ppbp/3p1np1/q1P5/4PP2/2NB1N2/PPP3PP/R1BQK2R b KQkq", "c": "B09q", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 f2f4 f8g7 g1f3 c7c5 d4c5 d8a5 f1d3"}
{"n": "Sicilian: Pelikan, Chelyabinsk, 9.Nd5 Be7, 11.c3 O-O", "f": "r1bq1rk1/5ppp/p1np1b2/1p1Np3/4P3/N1P5/PP3PPP/R2QKB1R w KQ", "c": "B33o", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e5 d4b5 d7d6 c1g5 a7a6 b5a3 b7b5 c3d5 f8e7 g5f6 e7f6 c2c3 e8g8"}
{"n": "Spanish: Cozio, 4.O-O", "f": "r1bqkb1r/ppppnppp/2n5/1B2p3/4P3/5N2/PPPP1PPP/RNBQ1RK1 b kq", "c": "C60s", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8e7 e1g1"}
{"n": "QGA: Mannheim, 4...Nbd7", "f": "r1bqkb1r/pppnpppp/5n2/8/Q1pP4/5N2/PP2PPPP/RNB1KB1R w KQkq", "c": "D23f", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 d1a4 b8d7"}
{"n": "Sicilian: Closed, 6.Be3 Nf6", "f": "r1bqk2r/pp2ppbp/2np1np1/2p5/4P3/2NPB1P1/PPP2PBP/R2QK1NR w KQkq", "c": "B26b", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 c1e3 g8f6"}
{"n": "Sicilian: Richter-Rauzer, 7...a6 8.Be2", "f": "r1bqkb1r/1p3ppp/p1nppn2/6B1/3NP3/2N5/PPPQBPPP/R3K2R b KQkq", "c": "B66b", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 a7a6 f1e2"}
{"n": "French: KIA 2.d3 d5 3.Nd2 Nf6", "f": "rnbqkb1r/ppp2ppp/4pn2/3p4/4P3/3P4/PPPN1PPP/R1BQKBNR w KQkq", "c": "C00r", "m": "e2e4 e7e6 d2d3 d7d5 b1d2 g8f6"}
{"n": "Sicilian: Taimanov, 6.g3 a6 7.Bg2 d6 8.O-O Bd7", "f": "r3kbnr/1pqb1ppp/p1npp3/8/3NP3/2N3P1/PPP2PBP/R1BQ1RK1 w kq", "c": "B47j", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 g2g3 a7a6 f1g2 d7d6 e1g1 c8d7"}
{"n": "Sicilian: Closed, Grand Prix, Schofman Variation", "f": "r1bqk1nr/pp1p1pbp/2n1p1p1/2p2P2/2B1P3/2N2N2/PPPP2PP/R1BQK2R b KQkq", "c": "B23v", "m": "e2e4 c7c5 b1c3 b8c6 f2f4 g7g6 g1f3 f8g7 f1c4 e7e6 f4f5"}
{"n": "King's Indian: Fianchetto, Spassky, 8.d5", "f": "r2q1rk1/ppp1ppbp/2np1np1/3P1b2/2P5/2N2NP1/PP2PPBP/R1BQ1RK1 b -", "c": "E62q", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8c6 e1g1 c8f5 d4d5"}
{"n": "QGA: Seirawan Variation", "f": "rnb1k2r/pp2nppp/3b4/2pN4/2p5/8/PP1NPPPP/R1B1KB1R w KQkq", "c": "D21s", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 c7c5 d4d5 e7e6 b1c3 e6d5 d1d5 d8d5 c3d5 f8d6 f3d2 g8e7"}
{"n": "Modern: Three Pawns Attack", "f": "rnbqk1nr/ppppppbp/6p1/8/3PPP2/8/PPP3PP/RNBQKBNR b KQkq", "c": "B06u", "m": "e2e4 g7g6 d2d4 f8g7 f2f4"}
{"n": "Sicilian: Maroczy Bind, 6.Nc2 Nf6 7.Nc3 d6 8.Be2 Nd7", "f": "r1bqk2r/pp1nppbp/2np2p1/8/2P1P3/2N5/PPN1BPPP/R1BQK2R w KQkq", "c": "B37j", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 d4c2 g8f6 b1c3 d7d6 f1e2 f6d7"}
{"n": "Nimzo-Indian: Classical, Pirc, 6.Nf3 Na6", "f": "r1bq1rk1/pp1p1ppp/n3pn2/2P5/1bP5/2N2N2/PPQ1PPPP/R1B1KB1R w KQ", "c": "E39e", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 c7c5 d4c5 e8g8 g1f3 b8a6"}
{"n": "King's Indian: Fianchetto, Classical, 9.h3 Re8 10.Re1", "f": "r1bqr1k1/pp1n1pbp/2pp1np1/4p3/2PPP3/2N2NPP/PP3PB1/R1BQR1K1 b -", "c": "E69s", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 c7c6 h2h3 f8e8 f1e1"}
{"n": "English: Symmetrical, 5.Nf3 e5 6.d3", "f": "r1bqk1nr/pp1p1pbp/2n3p1/2p1p3/2P5/2NP1NP1/PP2PPBP/R1BQK2R b KQkq", "c": "A37s", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 e7e5 d2d3"}
{"n": "King's Indian: Fianchetto, Yugoslav Panno, Main Line, 12.Bb2 e5", "f": "1rbq1rk1/5pbp/p2p1np1/nppPp3/2P5/1PN3P1/PBQNPPBP/R4RK1 w -", "c": "E66m", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 c7c5 e1g1 b8c6 d4d5 c6a5 f3d2 a7a6 d1c2 a8b8 b2b3 b7b5 c1b2 e7e5"}
{"n": "QGA: 4.e3 a6", "f": "rnbqkb1r/1pp1pppp/p4n2/8/2pP4/4PN2/PP3PPP/RNBQKB1R w KQkq", "c": "D25c", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 a7a6"}
{"n": "QGD Tarrasch: 5.Nf3 Nc6 6.e3 Nf6 7.Be2 Be7", "f": "r1bqk2r/pp2bppp/2n2n2/2pp4/3P4/2N1PN2/PP2BPPP/R1BQK2R w KQkq", "c": "D32u", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 e2e3 g8f6 f1e2 f8e7"}
{"n": "Queen's Indian: 7.Nc3 Ne4 8.Bd2", "f": "rn1q1rk1/pbppbppp/1p2p3/8/2PPn3/2N2NP1/PP1BPPBP/R2Q1RK1 b -", "c": "E18m", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 f6e4 c1d2"}
{"n": "Queen's Indian: Old Main Line, 9.Qxc3", "f": "rn1q1rk1/pbppbppp/1p2p3/8/2PP4/2Q2NP1/PP2PPBP/R1B2RK1 b -", "c": "E19a", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 f6e4 d1c2 e4c3 c2c3"}
{"n": "Semi-Slav: 4.cxd5 exd5 5.Bf4", "f": "rnbqkbnr/pp3ppp/2p5/3p4/3P1B2/2N5/PP2PPPP/R2QKBNR b KQkq", "c": "D31m", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c6 c4d5 e6d5 c1f4"}
{"n": "QGA: Classical, Spassky, 7...Qxd1", "f": "rnb1kb1r/1p3ppp/p3pn2/2P5/2B5/4PN2/PP3PPP/RNBq1RK1 w kq", "c": "D27m", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 d4c5 d8d1"}
{"n": "Gr\u00fcnfeld: Russian, Smyslov, Keres Variation", "f": "r2q1rk1/ppp1ppbp/1nn3p1/8/3PP1b1/2NQBN2/PP2BPPP/2KR3R b -", "c": "D98h", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 d1b3 d5c4 b3c4 e8g8 e2e4 c8g4 c1e3 f6d7 f1e2 d7b6 c4d3 b8c6 e1c1"}
{"n": "Alekhine: Scandinavian, Exchange, 4.Bc4 Nb6", "f": "rnbqkb1r/ppp1pppp/1n6/8/2B5/2N5/PPPP1PPP/R1BQK1NR w KQkq", "c": "B02k", "m": "e2e4 g8f6 b1c3 d7d5 e4d5 f6d5 f1c4 d5b6"}
{"n": "QGA: Alekhine, 4.e3", "f": "rnbqkbnr/1pp1pppp/p7/8/2pP4/4PN2/PP3PPP/RNBQKB1R b KQkq", "c": "D22a", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 a7a6 e2e3"}
{"n": "Sicilian: Closed, 6.Be3 e6", "f": "r1bqk1nr/pp3pbp/2npp1p1/2p5/4P3/2NPB1P1/PPP2PBP/R2QK1NR w KQkq", "c": "B26k", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 c1e3 e7e6"}
{"n": "Neo-Gr\u00fcnfeld, 6.O-O dxc4 7.Na3 c3 8.bxc3 c5 9.e3", "f": "rnbq1rk1/pp2ppbp/5np1/2p5/3P4/N1P1PNP1/P4PBP/R1BQ1RK1 b -", "c": "D77i", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 e1g1 d5c4 b1a3 c4c3 b2c3 c7c5 e2e3"}
{"n": "Sicilian: Richter-Rauzer, Larsen, 7.Nb3", "f": "r2qkb1r/pp1bpppp/2np1n2/6B1/4P3/1NN5/PPP2PPP/R2QKB1R b KQkq", "c": "B60g", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 c8d7 d4b3"}
{"n": "Neo-King's Indian: Torre Attack", "f": "rnbq1rk1/ppppppbp/5np1/6B1/3P4/2P2N2/PP1NPPPP/R2QKB1R b KQ", "c": "A48v", "m": "d2d4 g8f6 g1f3 g7g6 c1g5 f8g7 b1d2 e8g8 c2c3"}
{"n": "Slav: Exchange, 6.Bf4 e6 7.e3", "f": "r1bqkb1r/pp3ppp/2n1pn2/3p4/3P1B2/2N1PN2/PP3PPP/R2QKB1R b KQkq", "c": "D13q", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 c4d5 c6d5 b1c3 b8c6 c1f4 e7e6 e2e3"}
{"n": "Sicilian: Maroczy Bind, 7.Nc3 O-O 8.Be2 d6 9.O-O a6", "f": "r1bq1rk1/1p2ppbp/p1np1np1/8/2PNP3/2N1B3/PP2BPPP/R2Q1RK1 w -", "c": "B38p", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 c1e3 g8f6 b1c3 e8g8 f1e2 d7d6 e1g1 a7a6"}
{"n": "Budapest: Fajarowicz, 4.Nf3 Nc6", "f": "r1bqkb1r/pppp1ppp/2n5/4P3/2P1n3/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "A51j", "m": "d2d4 g8f6 c2c4 e7e5 d4e5 f6e4 g1f3 b8c6"}
{"n": "QGD: Classical, 5...O-O 6.e3 Nbd7", "f": "r1bq1rk1/pppnbppp/4pn2/3p4/2PP1B2/2N1PN2/PP3PPP/R2QKB1R w KQ", "c": "D37j", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8e7 c1f4 e8g8 e2e3 b8d7"}
{"n": "Catalan: Closed, Main Line, 9.e4 Bb7", "f": "r2q1rk1/pb1nbppp/1pp1pn2/3p4/2PPP3/5NP1/PPQN1PBP/R1B2RK1 w -", "c": "E09l", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 f8e7 g1f3 e8g8 e1g1 b8d7 d1c2 c7c6 b1d2 b7b6 e2e4 c8b7"}
{"n": "French: Winawer, Advance, 4...Ne7 5.a3", "f": "rnbqk2r/ppp1nppp/4p3/3pP3/1b1P4/P1N5/1PP2PPP/R1BQKBNR b KQkq", "c": "C16m", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 g8e7 a2a3"}
{"n": "Sicilian: Taimanov, 6.g3 a6", "f": "r1b1kbnr/1pqp1ppp/p1n1p3/8/3NP3/2N3P1/PPP2P1P/R1BQKB1R w KQkq", "c": "B47h", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 g2g3 a7a6"}
{"n": "Spanish: Closed, 6.d3", "f": "r1bqk2r/1pppbppp/p1n2n2/4p3/B3P3/3P1N2/PPP2PPP/RNBQ1RK1 b kq", "c": "C84e", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 d2d3"}
{"n": "Spanish: Open, Bernstein, 11.Bxe6", "f": "r2qkb1r/2p2ppp/p1n1B3/1pn1P3/3p4/2P2N2/PP1N1PPP/R1BQ1RK1 b kq", "c": "C80u", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 d2d4 b7b5 a4b3 d7d5 d4e5 c8e6 b1d2 e4c5 c2c3 d5d4 b3e6"}
{"n": "QGA: Bogoljubow, 7.a4 e6", "f": "rnbqkb1r/2p2ppp/p3p3/1p1nP3/P1pP4/2N2N2/1P3PPP/R1BQKB1R w KQkq", "c": "D24m", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 b1c3 a7a6 e2e4 b7b5 e4e5 f6d5 a2a4 e7e6"}
{"n": "Caro-Kann: Advance, 4.Nf3 e6 5.Be2 Nd7", "f": "r2qkbnr/pp1n1ppp/2p1p3/3pPb2/3P4/5N2/PPP1BPPP/RNBQK2R w KQkq", "c": "B12r", "m": "e2e4 c7c6 d2d4 d7d5 e4e5 c8f5 g1f3 e7e6 f1e2 b8d7"}
{"n": "Slav: Accepted, Alekhine", "f": "rnbqkb1r/pp2pppp/2p2n2/8/2pP4/2N1PN2/PP3PPP/R1BQKB1R b KQkq", "c": "D15q", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 e2e3"}
{"n": "Slav: Exchange, 8.Bd3 Bxd3 9.Qxd3 Bd6", "f": "r2qk2r/pp3ppp/2nbpn2/3p4/3P1B2/2NQPN2/PP3PPP/R3K2R w KQkq", "c": "D14i", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 c4d5 c6d5 b1c3 b8c6 c1f4 c8f5 e2e3 e7e6 f1d3 f5d3 d1d3 f8d6"}
{"n": "Modern: Averbakh, 4...e5 5.d5", "f": "rnbqk1nr/ppp2pbp/3p2p1/3Pp3/2P1P3/2N5/PP3PPP/R1BQKBNR b KQkq", "c": "A42t", "m": "d2d4 d7d6 c2c4 g7g6 b1c3 f8g7 e2e4 e7e5 d4d5"}
{"n": "Sicilian: Accelerated Fianchetto, Modern, 6.Nde2", "f": "r1bqk1nr/pp1pppbp/2n3p1/8/4P3/2N5/PPP1NPPP/R1BQKB1R b KQkq", "c": "B34k", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 b1c3 f8g7 d4e2"}
{"n": "QGD: Semi-Tarrasch, 7.Bd3 Main Line, 10.Re1 Nf6 11.a3 b6 12.Bg5", "f": "r1bq1rk1/p3bppp/1pn1pn2/6B1/3P4/P1NB1N2/1P3PPP/R2QR1K1 b -", "c": "D42n", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 c4d5 f6d5 e2e3 b8c6 f1d3 c5d4 e3d4 f8e7 e1g1 e8g8 f1e1 d5f6 a2a3 b7b6 c1g5"}
{"n": "Alekhine: Modern, Larsen, 5.Nxe5 g6", "f": "rnbqkb1r/ppp1pp1p/6p1/3nN3/3P4/8/PPP2PPP/RNBQKB1R w KQkq", "c": "B04g", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 g1f3 d6e5 f3e5 g7g6"}
{"n": "QGD: 6.Nf3 b6 7.cxd5 Nxd5", "f": "rnbq1rk1/p1p1bppp/1p2p3/3n2B1/3P4/2N1PN2/PP3PPP/R2QKB1R w KQ", "c": "D55f", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 b7b6 c4d5 f6d5"}
{"n": "Spanish: Closed, Breyer, Main Line, 13.Nf1", "f": "r2qr1k1/1bpnbppp/p2p1n2/1p2p3/3PP3/2P2N1P/PPB2PP1/R1BQRNK1 b -", "c": "C95k", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6b8 d2d4 b8d7 b1d2 c8b7 b3c2 f8e8 d2f1"}
{"n": "Bogo-Indian: Nimzowitsch, 5.g3 O-O", "f": "rnb2rk1/ppppqppp/4pn2/8/1bPP4/5NP1/PP1BPP1P/RN1QKB1R w KQ", "c": "E11q", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 f8b4 c1d2 d8e7 g2g3 e8g8"}
{"n": "Sicilian: Scheveningen, Keres, 6...h6 7.g5", "f": "rnbqkb1r/pp3pp1/3ppn1p/6P1/3NP3/2N5/PPP2P1P/R1BQKB1R b KQkq", "c": "B81o", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 g2g4 h7h6 g4g5"}
{"n": "QGD Tarrasch: Swedish Variation", "f": "r1bqkbnr/pp3ppp/2n5/3p4/2pP4/2N2NP1/PP2PP1P/R1BQKB1R w KQkq", "c": "D33c", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 c5c4"}
{"n": "French: KIA 2.d3 d5 3.Qe2 Nf6", "f": "rnbqkb1r/ppp2ppp/4pn2/3p4/4P3/3P4/PPP1QPPP/RNB1KBNR w KQkq", "c": "C00o", "m": "e2e4 e7e6 d2d3 d7d5 d1e2 g8f6"}
{"n": "King's Indian: Makagonov, 5...O-O 6.Bg5 c5 7.d5 e6", "f": "rnbq1rk1/pp3pbp/3ppnp1/2pP2B1/2P1P3/2N4P/PP3PP1/R2QKBNR w KQ", "c": "E71o", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 h2h3 e8g8 c1g5 c7c5 d4d5 e7e6"}
{"n": "Sicilian: Kan, 5.Bd3 Nf6", "f": "rnbqkb1r/1p1p1ppp/p3pn2/8/3NP3/3B4/PPP2PPP/RNBQK2R w KQkq", "c": "B42h", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 a7a6 f1d3 g8f6"}
{"n": "Two Knights: Max Lange, Steinitz Variation", "f": "r1bqk2r/pppp1ppp/2n5/2b1P3/2Bp2n1/5N2/PPP2PPP/RNBQ1RK1 w kq", "c": "C55v", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 d2d4 e5d4 e1g1 f8c5 e4e5 f6g4"}
{"n": "Sicilian: Open, 2...e6, 4.Nxd4 Nf6", "f": "rnbqkb1r/pp1p1ppp/4pn2/8/3NP3/8/PPP2PPP/RNBQKB1R w KQkq", "c": "B40o", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 g8f6"}
{"n": "Queen's Indian: 4.e3 Bb7 5.Bd3 Be7", "f": "rn1qk2r/pbppbppp/1p2pn2/8/2PP4/3BPN2/PP3PPP/RNBQK2R w KQkq", "c": "E14j", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 e2e3 c8b7 f1d3 f8e7"}
{"n": "Scandinavian: 2...Qxd5 3.Nc3 Qa5 4.d4 Nf6", "f": "rnb1kb1r/ppp1pppp/5n2/q7/3P4/2N5/PPP2PPP/R1BQKBNR w KQkq", "c": "B01i", "m": "e2e4 d7d5 e4d5 d8d5 b1c3 d5a5 d2d4 g8f6"}
{"n": "Sicilian: Najdorf, 6.Be2 e5 7.Nb3 Be7 8.O-O O-O 9.Be3 Be6 10.Qd2", "f": "rn1q1rk1/1p2bppp/p2pbn2/4p3/4P3/1NN1B3/PPPQBPPP/R4RK1 b -", "c": "B92n", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 f1e2 e7e5 d4b3 f8e7 e1g1 e8g8 c1e3 c8e6 d1d2"}
{"n": "French: Tarrasch, Open, Main Line, 9.c3 O-O 10.Nb3 Bb6", "f": "r1bq1rk1/pp2nppp/1bn5/1B1p4/8/1NP2N2/PP3PPP/R1BQ1RK1 w -", "c": "C09i", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 e4d5 e6d5 g1f3 b8c6 f1b5 f8d6 e1g1 g8e7 d4c5 d6c5 c2c3 e8g8 d2b3 c5b6"}
{"n": "Sicilian: Scheveningen, Keres, 6...h6 7.Rg1", "f": "rnbqkb1r/pp3pp1/3ppn1p/8/3NP1P1/2N5/PPP2P1P/R1BQKBR1 b Qkq", "c": "B81p", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 g2g4 h7h6 h1g1"}
{"n": "French: Tarrasch, 5.Bd3", "f": "rnbqkb1r/pppn1ppp/4p3/3pP3/3P4/3B4/PPPN1PPP/R1BQK1NR b KQkq", "c": "C05n", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 g8f6 e4e5 f6d7 f1d3"}
{"n": "QGD: Exchange, Main Line, 9.Nf3 Re8 10.O-O Nf8 11.Rab1", "f": "r1bqrnk1/pp2bppp/2p2n2/3p2B1/3P4/2NBPN2/PPQ2PPP/1R3RK1 b -", "c": "D36y", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1g5 c7c6 d1c2 f8e7 e2e3 b8d7 f1d3 e8g8 g1f3 f8e8 e1g1 d7f8 a1b1"}
{"n": "Sicilian: Dragon, Yugoslav, Old Main Line, 12.h4", "f": "r1r3k1/pp1bppbp/2np1np1/q7/3NP2P/1BN1BP2/PPPQ2P1/2KR3R b -", "c": "B79a", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 f1c4 c8d7 e1c1 d8a5 c4b3 f8c8 h2h4"}
{"n": "Sicilian: Sozin, Benko Variation", "f": "r1b1kb1r/pp2pppp/1qnp1n2/8/2BNP3/2N5/PPP2PPP/R1BQK2R w KQkq", "c": "B57d", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1c4 d8b6"}
{"n": "Russian Game: Modern Attack, 3...Nxe4 4.Bd3", "f": "rnbqkb1r/pppp1ppp/8/4p3/3Pn3/3B1N2/PPP2PPP/RNBQK2R b KQkq", "c": "C43g", "m": "e2e4 e7e5 g1f3 g8f6 d2d4 f6e4 f1d3"}
{"n": "King's Indian: S\u00e4misch, 6...Nc6", "f": "r1bq1rk1/ppp1ppbp/2np1np1/8/2PPP3/2N1BP2/PP4PP/R2QKBNR w KQ", "c": "E83a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b8c6"}
{"n": "Sicilian: Najdorf, 6.Bg5 Nbd7 7.Bc4 Qa5", "f": "r1b1kb1r/1p1npppp/p2p1n2/q5B1/2BNP3/2N5/PPP2PPP/R2QK2R w KQkq", "c": "B94j", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 b8d7 f1c4 d8a5"}
{"n": "Sicilian: Richter-Rauzer, 7...a6 8.O-O-O h6 9.Be3 Be7", "f": "r1bqk2r/1p2bpp1/p1nppn1p/8/3NP3/2N1B3/PPPQ1PPP/2KR1B1R w kq", "c": "B66m", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 a7a6 e1c1 h7h6 g5e3 f8e7"}
{"n": "Slav: Soultanbeieff Variation", "f": "rnbqkb1r/pp3ppp/2p1pn2/8/P1pP4/2N2N2/1P2PPPP/R1BQKB1R w KQkq", "c": "D16c", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 e7e6"}
{"n": "English: Symmetrical, 5.Nf3 e6 6.e3", "f": "r1bqk1nr/pp1p1pbp/2n1p1p1/2p5/2P5/2N1PNP1/PP1P1PBP/R1BQK2R b KQkq", "c": "A37k", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 e7e6 e2e3"}
{"n": "Sicilian: Sozin, Benko, 7.Nb3 e6 8.O-O", "f": "r1b1kb1r/pp3ppp/1qnppn2/8/2B1P3/1NN5/PPP2PPP/R1BQ1RK1 b kq", "c": "B57m", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1c4 d8b6 d4b3 e7e6 e1g1"}
{"n": "Slav: 4.e3 Bf5 5.Nc3 e6 6.Bd3 Bxd3", "f": "rn1qkb1r/pp3ppp/2p1pn2/3p4/2PP4/2NbPN2/PP3PPP/R1BQK2R w KQkq", "c": "D12l", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 e2e3 c8f5 b1c3 e7e6 f1d3 f5d3"}
{"n": "Dutch: 2.Nc3 d5", "f": "rnbqkbnr/ppp1p1pp/8/3p1p2/3P4/2N5/PPP1PPPP/R1BQKBNR w KQkq", "c": "A80k", "m": "d2d4 f7f5 b1c3 d7d5"}
{"n": "Philidor: Nimzowitsch Variation", "f": "rnbqkb1r/ppp2ppp/3p1n2/4p3/3PP3/2N2N2/PPP2PPP/R1BQKB1R b KQkq", "c": "C41q", "m": "e2e4 e7e5 g1f3 d7d6 d2d4 g8f6 b1c3"}
{"n": "Queen's Indian: Capablanca, 6.Nbd2", "f": "rn1qk2r/pbpp1ppp/1p2pn2/8/1bPP4/5NP1/PP1NPPBP/R1BQK2R b KQkq", "c": "E16b", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8b4 b1d2"}
{"n": "KGD: Classical, 4.c3", "f": "rnbqk1nr/ppp2ppp/3p4/2b1p3/4PP2/2P2N2/PP1P2PP/RNBQKB1R b KQkq", "c": "C30n", "m": "e2e4 e7e5 f2f4 f8c5 g1f3 d7d6 c2c3"}
{"n": "QGD: 6.Nf3 b6 7.cxd5 exd5", "f": "rnbq1rk1/p1p1bppp/1p3n2/3p2B1/3P4/2N1PN2/PP3PPP/R2QKB1R w KQ", "c": "D55e", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 b7b6 c4d5 e6d5"}
{"n": "Spanish: Bird's, 5.d3", "f": "r1bqkbnr/pppp1ppp/8/1B6/3pP3/3P4/PPP2PPP/RNBQK2R b KQkq", "c": "C61d", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 c6d4 f3d4 e5d4 d2d3"}
{"n": "King's Indian: Kramer, 5...O-O 6.Ng3 e5", "f": "rnbq1rk1/ppp2pbp/3p1np1/4p3/2PPP3/2N3N1/PP3PPP/R1BQKB1R w KQ", "c": "E70i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1e2 e8g8 e2g3 e7e5"}
{"n": "Gr\u00fcnfeld: Russian, Alekhine, 8.Qb3", "f": "rnbq1rk1/1pp1ppbp/p4np1/8/3PP3/1QN2N2/PP3PPP/R1B1KB1R b KQ", "c": "D97g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 d1b3 d5c4 b3c4 e8g8 e2e4 a7a6 c4b3"}
{"n": "French: Advance", "f": "rnbqkbnr/ppp2ppp/4p3/3pP3/3P4/8/PPP2PPP/RNBQKBNR b KQkq", "c": "C02a", "m": "e2e4 e7e6 d2d4 d7d5 e4e5"}
{"n": "Spanish: Marshall, 9.exd5", "f": "r1bq1rk1/2p1bppp/p1n2n2/1p1Pp3/8/1BP2N2/PP1P1PPP/RNBQR1K1 b -", "c": "C89b", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d5 e4d5"}
{"n": "King's Indian: Petrosian, Stein, Main Line", "f": "r1bq1rk1/1pp2pb1/n2p1npp/p2Pp3/2P1P2B/2N5/PP1NBPPP/R2QK2R b KQ", "c": "E92u", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 d4d5 a7a5 c1g5 h7h6 g5h4 b8a6 f3d2"}
{"n": "Sicilian: 3.Bb5+, Sokolsky, 5...Nc6 6.Nc3 Nf6", "f": "r3kb1r/pp1qpppp/2np1n2/2p5/2P1P3/2N2N2/PP1P1PPP/R1BQK2R w KQkq", "c": "B52l", "m": "e2e4 c7c5 g1f3 d7d6 f1b5 c8d7 b5d7 d8d7 c2c4 b8c6 b1c3 g8f6"}
{"n": "Spanish: Schliemann, 4.Bxc6 dxc6", "f": "r1bqkbnr/ppp3pp/2p5/4pp2/4P3/5N2/PPPP1PPP/RNBQK2R w KQkq", "c": "C63h", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f7f5 b5c6 d7c6"}
{"n": "Queen's Pawn: Neo-Indian", "f": "rnbqkb1r/pppp1ppp/4pn2/8/2PP4/2N5/PP2PPPP/R1BQKBNR b KQkq", "c": "E00d", "m": "d2d4 g8f6 c2c4 e7e6 b1c3"}
{"n": "Catalan: Closed, Main Line", "f": "r1bq1rk1/pp1nbppp/2p1pn2/3p4/2PP4/5NP1/PPQNPPBP/R1B2RK1 b -", "c": "E09a", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 f8e7 g1f3 e8g8 e1g1 b8d7 d1c2 c7c6 b1d2"}
{"n": "Blackmar-Diemer: 4.f3", "f": "rnbqkb1r/ppp1pppp/5n2/8/3Pp3/2N2P2/PPP3PP/R1BQKBNR b KQkq", "c": "D00u", "m": "d2d4 d7d5 b1c3 g8f6 e2e4 d5e4 f2f3"}
{"n": "Benko Gambit: 4.Nf3 g6", "f": "rnbqkb1r/p2ppp1p/5np1/1ppP4/2P5/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "A57f", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 g1f3 g7g6"}
{"n": "Caro-Kann: Maroczy (Fantasy) Variation", "f": "rnbqkbnr/pp2pppp/2p5/3p4/3PP3/5P2/PPP3PP/RNBQKBNR b KQkq", "c": "B12d", "m": "e2e4 c7c6 d2d4 d7d5 f2f3"}
{"n": "Spanish: Centre Attack, 5...exd4", "f": "r1bqkb1r/1ppp1ppp/p1n2n2/8/B2pP3/5N2/PPP2PPP/RNBQK2R w KQkq", "c": "C77o", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 d2d4 e5d4"}
{"n": "Sicilian: 3.Bb5+, Sokolsky, 5...Nc6 6.Nc3 Nf6 7.O-O", "f": "r3kb1r/pp1qpppp/2np1n2/2p5/2P1P3/2N2N2/PP1P1PPP/R1BQ1RK1 b kq", "c": "B52m", "m": "e2e4 c7c5 g1f3 d7d6 f1b5 c8d7 b5d7 d8d7 c2c4 b8c6 b1c3 g8f6 e1g1"}
{"n": "Sicilian: 3.Bb5+ Nc6", "f": "r1bqkbnr/pp2pppp/2np4/1Bp5/4P3/5N2/PPPP1PPP/RNBQK2R w KQkq", "c": "B51k", "m": "e2e4 c7c5 g1f3 d7d6 f1b5 b8c6"}
{"n": "Torre Attack: 3...h6 4.Bxf6", "f": "rnbqkb1r/pppp1pp1/4pB1p/8/3P4/5N2/PPP1PPPP/RN1QKB1R b KQkq", "c": "A46y", "m": "d2d4 g8f6 g1f3 e7e6 c1g5 h7h6 g5f6"}
{"n": "King's Indian: Mar del Plata, 9.Ne1 Nd7 10.Kh1", "f": "r1bq1rk1/pppnnpbp/3p2p1/3Pp3/2P1P3/2N5/PP2BPPP/R1BQNR1K b -", "c": "E98i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 f3e1 f6d7 g1h1"}
{"n": "QGD: Semi-Tarrasch, 7.Bd3 Main Line, 10.Re1", "f": "r1bq1rk1/pp2bppp/2n1p3/3n4/3P4/2NB1N2/PP3PPP/R1BQR1K1 b -", "c": "D42j", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 c4d5 f6d5 e2e3 b8c6 f1d3 c5d4 e3d4 f8e7 e1g1 e8g8 f1e1"}
{"n": "Sicilian: Wing Gambit deferred", "f": "rnbqkbnr/pp2pppp/3p4/2p5/1P2P3/5N2/P1PP1PPP/RNBQKB1R b KQkq", "c": "B50b", "m": "e2e4 c7c5 g1f3 d7d6 b2b4"}
{"n": "Sicilian: Rossolimo, 3...e6 4.O-O Nge7", "f": "r1bqkb1r/pp1pnppp/2n1p3/1Bp5/4P3/5N2/PPPP1PPP/RNBQ1RK1 w kq", "c": "B30s", "m": "e2e4 c7c5 g1f3 b8c6 f1b5 e7e6 e1g1 g8e7"}
{"n": "QGA: Classical, 6.O-O", "f": "rnbqkb1r/pp3ppp/4pn2/2p5/2BP4/4PN2/PP3PPP/RNBQ1RK1 b kq", "c": "D26p", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1"}
{"n": "Neo-King's Indian: Torre Attack", "f": "rnbq1rk1/ppppppbp/5np1/6B1/3PP3/5N2/PPPN1PPP/R2QKB1R b KQ", "c": "A48s", "m": "d2d4 g8f6 g1f3 g7g6 c1g5 f8g7 b1d2 e8g8 e2e4"}
{"n": "Vienna Gambit: Oxford, 5...Bb4", "f": "rnbqk2r/ppp2ppp/8/3pP3/1b2n3/2NP4/PPP3PP/R1BQKBNR w KQkq", "c": "C29h", "m": "e2e4 e7e5 b1c3 g8f6 f2f4 d7d5 f4e5 f6e4 d2d3 f8b4"}
{"n": "Sicilian: Dragon, Yugoslav, Byrne Variation", "f": "r1bq1rk1/1p2ppbp/2np1np1/p7/2BNP3/2N1BP2/PPPQ2PP/R3K2R w KQ", "c": "B77b", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 f1c4 a7a5"}
{"n": "Slav: 4.e3 g6", "f": "rnbqkb1r/pp2pp1p/2p2np1/3p4/2PP4/4PN2/PP3PPP/RNBQKB1R w KQkq", "c": "D11r", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 e2e3 g7g6"}
{"n": "Russian Game: Modern Attack, 3...Nxe4, Main Line, 7...Qh4", "f": "r3kb1r/pppb1ppp/8/3p4/3Pn2q/3B4/PPP2PPP/RNBQ1RK1 w kq", "c": "C43s", "m": "e2e4 e7e5 g1f3 g8f6 d2d4 f6e4 f1d3 d7d5 f3e5 b8d7 e5d7 c8d7 e1g1 d8h4"}
{"n": "Benoni: Four Pawns, Taimanov, 9.Bd3 O-O 10.Nf3 a6", "f": "rnbq1rk1/1p1n1pbp/p2p2p1/2pP4/4PP2/2NB1N2/PP4PP/R1BQK2R w KQ", "c": "A67h", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 f1b5 f6d7 b5d3 e8g8 g1f3 a7a6"}
{"n": "Spanish: Closed, Breyer, 10.d3 Nbd7 11.Nbd2", "f": "r1bq1rk1/2pnbppp/p2p1n2/1p2p3/4P3/1BPP1N1P/PP1N1PP1/R1BQR1K1 b -", "c": "C94e", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6b8 d2d3 b8d7 b1d2"}
{"n": "Sicilian: Kan (Paulsen)", "f": "rnbqkbnr/1p1p1ppp/p3p3/8/3NP3/8/PPP2PPP/RNBQKB1R w KQkq", "c": "B41a", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 a7a6"}
{"n": "Torre Attack: 3...g6 4.e3 Bg7 5.Nbd2 O-O 6.c3 Nbd7", "f": "r1bq1rk1/pppnppbp/5np1/3p2B1/3P4/2P1PN2/PP1N1PPP/R2QKB1R w KQ", "c": "D03q", "m": "d2d4 d7d5 g1f3 g8f6 c1g5 g7g6 b1d2 f8g7 e2e3 e8g8 c2c3 b8d7"}
{"n": "Spanish: Closed, Karpov Variation, 10.d4 Bf6", "f": "r1bq1rk1/2pn1ppp/p1np1b2/1p2p3/3PP3/1BP2N1P/PP3PP1/RNBQR1K1 w -", "c": "C92f", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 f6d7 d2d4 e7f6"}
{"n": "Russian Game: Modern Attack", "f": "rnbqkb1r/pppp1ppp/5n2/8/3pP3/5N2/PPP2PPP/RNBQKB1R w KQkq", "c": "C43b", "m": "e2e4 e7e5 g1f3 g8f6 d2d4 e5d4"}
{"n": "Sicilian: Richter-Rauzer, 7...a6, 9.f4 b5 10.Bxf6", "f": "r2qkb1r/3b1ppp/p1nppB2/1p6/3NPP2/2N5/PPPQ2PP/2KR1B1R b kq", "c": "B67m", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 a7a6 e1c1 c8d7 f2f4 b7b5 g5f6"}
{"n": "French: Rubinstein, 5.Nf3 Ngf6", "f": "r1bqkb1r/pppn1ppp/4pn2/8/3PN3/5N2/PPP2PPP/R1BQKB1R w KQkq", "c": "C10j", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 d5e4 c3e4 b8d7 g1f3 g8f6"}
{"n": "Caro-Kann: Panov-Botvinnik, 5...e6 6.Nf3 Bb4 7.cxd5 Nxd5 8.Qc2 Nc6 9.Bd3", "f": "r1bqk2r/pp3ppp/2n1p3/3n4/1b1P4/2NB1N2/PPQ2PPP/R1B1K2R b KQkq", "c": "B14u", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 c2c4 g8f6 b1c3 e7e6 g1f3 f8b4 c4d5 f6d5 d1c2 b8c6 f1d3"}
{"n": "QGD: Classical, 5...O-O 6.e3 c5 7.dxc5 Bxc5 8.a3", "f": "rnbq1rk1/pp3ppp/4pn2/2bp4/2P2B2/P1N1PN2/1P3PPP/R2QKB1R b KQ", "c": "D37p", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8e7 c1f4 e8g8 e2e3 c7c5 d4c5 e7c5 a2a3"}
{"n": "King's Indian: Mar del Plata, 9.Ne1 Ne8 10.Be3", "f": "r1bqnrk1/ppp1npbp/3p2p1/3Pp3/2P1P3/2N1B3/PP2BPPP/R2QNRK1 b -", "c": "E98e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 f3e1 f6e8 c1e3"}
{"n": "Sicilian: Richter-Rauzer, Keres Variation", "f": "r1bqkb1r/pp3ppp/2nppn2/6B1/3NP3/2NQ4/PPP2PPP/R3KB1R b KQkq", "c": "B62f", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d3"}
{"n": "Sicilian: Open, 2...d6, 5.Nc3 Nc6 6.f3", "f": "r1bqkb1r/pp2pppp/2np1n2/8/3NP3/2N2P2/PPP3PP/R1BQKB1R b KQkq", "c": "B56l", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f2f3"}
{"n": "QGD: Tartakower, Main Line, 12.Bd3", "f": "rn3rk1/p1p1qpp1/1p2b2p/3p4/3P4/3BPN2/PP3PPP/2RQK2R b K", "c": "D59m", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5h4 b7b6 c4d5 f6d5 h4e7 d8e7 c3d5 e6d5 a1c1 c8e6 f1d3"}
{"n": "Sicilian: Najdorf, Modern Main Line 13.f5", "f": "r1b1k2r/2qnbppp/p2pp3/1p3PP1/3NP3/2N2Q2/PPP4P/2KR1B1R b kq", "c": "B99s", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7 d1f3 d8c7 e1c1 b8d7 g2g4 b7b5 g5f6 d7f6 g4g5 f6d7 f4f5"}
{"n": "French: Winawer, M\u00fcller-Zhuravlev Gambit, 5.Qg4 Nf6", "f": "rnbqk2r/ppp2ppp/4pn2/8/1b1Pp1Q1/2N5/PPPB1PPP/R3KBNR w KQkq", "c": "C15j", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 c1d2 d5e4 d1g4 g8f6"}
{"n": "Sicilian: Hungarian, 3.c3 Bg7 4.d4 cxd4 5.cxd4", "f": "rnbqk1nr/pp1pppbp/6p1/8/3PP3/5N2/PP3PPP/RNBQKB1R b KQkq", "c": "B27h", "m": "e2e4 c7c5 g1f3 g7g6 c2c3 f8g7 d2d4 c5d4 c3d4"}
{"n": "Sicilian: Najdorf, 6.g3 b5", "f": "rnbqkb1r/4pppp/p2p1n2/1p6/3NP3/2N3P1/PPP2P1P/R1BQKB1R w KQkq", "c": "B91b", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 g2g3 b7b5"}
{"n": "Sicilian: Taimanov, 6.g3 a6 7.Bg2 Nf6 8.O-O Be7", "f": "r1b1k2r/1pqpbppp/p1n1pn2/8/3NP3/2N3P1/PPP2PBP/R1BQ1RK1 w kq", "c": "B47o", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 g2g3 a7a6 f1g2 g8f6 e1g1 f8e7"}
{"n": "Blumenfeld: 5.Bg5 h6", "f": "rnbqkb1r/p2p1pp1/4pn1p/1ppP2B1/2P5/5N2/PP2PPPP/RN1QKB1R w KQkq", "c": "E10n", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 c7c5 d4d5 b7b5 c1g5 h7h6"}
{"n": "English: Symmetrical, 2.Nc3 Nc6 3.e3", "f": "r1bqkbnr/pp1ppppp/2n5/2p5/2P5/2N1P3/PP1P1PPP/R1BQKBNR b KQkq", "c": "A35b", "m": "c2c4 c7c5 b1c3 b8c6 e2e3"}
{"n": "Sicilian: Richter-Rauzer, 7...Be7, 9.f4 Nxd4", "f": "r1bq1rk1/pp2bppp/3ppn2/6B1/3nPP2/2N5/PPPQ2PP/2KR1B1R w -", "c": "B65a", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 f8e7 e1c1 e8g8 f2f4 c6d4"}
{"n": "Vienna: 3.Bc4 Nc6 4.d3 Na5 5.Nge2", "f": "r1bqkb1r/pppp1ppp/5n2/n3p3/2B1P3/2NP4/PPP1NPPP/R1BQK2R b KQkq", "c": "C28f", "m": "e2e4 e7e5 b1c3 g8f6 f1c4 b8c6 d2d3 c6a5 g1e2"}
{"n": "French: Winawer, 6...Ne7 7.Nf3 b6 8.Bb5+", "f": "rnbqk2r/p3nppp/1p2p3/1BppP3/3P4/P1P2N2/2P2PPP/R1BQK2R b KQkq", "c": "C19i", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3 b2c3 g8e7 g1f3 b7b6 f1b5"}
{"n": "French: Rubinstein, 4...Bd7 5.Nf3 Bc6 6.Bd3 Nd7", "f": "r2qkbnr/pppn1ppp/2b1p3/8/3PN3/3B1N2/PPP2PPP/R1BQK2R w KQkq", "c": "C10u", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 d5e4 c3e4 c8d7 g1f3 d7c6 f1d3 b8d7"}
{"n": "Sicilian: Dragon, Yugoslav, 9.Bc4 Bd7 10.h4", "f": "r2q1rk1/pp1bppbp/2np1np1/8/2BNP2P/2N1BP2/PPPQ2P1/R3K2R b KQ", "c": "B77i", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 f1c4 c8d7 h2h4"}
{"n": "Sicilian: Accelerated Fianchetto, Modern, 7.Bc4 O-O 8.Bb3 Ng4", "f": "r1bq1rk1/pp1pppbp/2n3p1/8/3NP1n1/1BN1B3/PPP2PPP/R2QK2R w KQ", "c": "B35j", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 b1c3 f8g7 c1e3 g8f6 f1c4 e8g8 c4b3 f6g4"}
{"n": "Dutch: Korchnoi Attack", "f": "rnbqkbnr/ppppp1pp/8/5p2/3P4/7P/PPP1PPP1/RNBQKBNR b KQkq", "c": "A80c", "m": "d2d4 f7f5 h2h3"}
{"n": "Spanish: Closed, Breyer, Main Line, 14.Ng3 g6", "f": "r2qrbk1/1bpn1p1p/p2p1np1/1p2p3/3PP3/2P2NNP/PPB2PP1/R1BQR1K1 w -", "c": "C95l", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6b8 d2d4 b8d7 b1d2 c8b7 b3c2 f8e8 d2f1 e7f8 f1g3 g7g6"}
{"n": "Queen's Pawn: 2.Nf3 Nc6", "f": "r1bqkbnr/ppp1pppp/2n5/3p4/3P4/5N2/PPP1PPPP/RNBQKB1R w KQkq", "c": "D02e", "m": "d2d4 d7d5 g1f3 b8c6"}
{"n": "Spanish: Closed, 7...O-O", "f": "r1bq1rk1/2ppbppp/p1n2n2/1p2p3/4P3/1B3N2/PPPP1PPP/RNBQR1K1 w -", "c": "C88f", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8"}
{"n": "King's Indian: S\u00e4misch, 5...O-O", "f": "rnbq1rk1/ppp1ppbp/3p1np1/8/2PPP3/2N2P2/PP4PP/R1BQKBNR w KQ", "c": "E81a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8"}
{"n": "Sicilian: Najdorf, Main Line, 10.Qg3", "f": "r1b1k2r/1pqnbppp/p2ppn2/6B1/3NPP2/2N3Q1/PPP3PP/2KR1B1R b kq", "c": "B99b", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7 d1f3 d8c7 e1c1 b8d7 f3g3"}
{"n": "Slav: Winawer Countergambit", "f": "rnbqkbnr/pp3ppp/2p5/3pp3/2PP4/2N5/PP2PPPP/R1BQKBNR w KQkq", "c": "D10j", "m": "d2d4 d7d5 c2c4 c7c6 b1c3 e7e5"}
{"n": "Sicilian: Smith-Morra Accepted", "f": "rnbqkbnr/pp1ppppp/8/8/4P3/2p5/PP3PPP/RNBQKBNR w KQkq", "c": "B21s", "m": "e2e4 c7c5 d2d4 c5d4 c2c3 d4c3"}
{"n": "King's Indian: Makagonov, 5...O-O 6.Bg5 c6", "f": "rnbq1rk1/pp2ppbp/2pp1np1/6B1/2PPP3/2N4P/PP3PP1/R2QKBNR w KQ", "c": "E71h", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 h2h3 e8g8 c1g5 c7c6"}
{"n": "QGA: 3.Nf3 e6 4.Qa4+", "f": "rnbqkbnr/ppp2ppp/4p3/8/Q1pP4/5N2/PP2PPPP/RNB1KB1R b KQkq", "c": "D21e", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 e7e6 d1a4"}
{"n": "French: Classical, Steinitz Variation", "f": "rnb1k2r/pppnqppp/4p3/3pP3/3P1P2/2N5/PPP3PP/R2QKBNR b KQkq", "c": "C14f", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8e7 e4e5 f6d7 g5e7 d8e7 f2f4"}
{"n": "King's Indian: Averbakh, 6...c6 7.Qd2", "f": "rnbq1rk1/pp2ppbp/2pp1np1/6B1/2PPP3/2N5/PP1QBPPP/R3K1NR b KQ", "c": "E73k", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 c7c6 d1d2"}
{"n": "Pirc: Czech, 4.Nf3", "f": "rnbqkb1r/pp2pppp/2pp1n2/8/3PP3/2N2N2/PPP2PPP/R1BQKB1R b KQkq", "c": "B07o", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 c7c6 g1f3"}
{"n": "Gr\u00fcnfeld: 5.Bg5 dxc4 6.e4", "f": "rnbqk2r/ppp1ppbp/5np1/6B1/2pPP3/2N2N2/PP3PPP/R2QKB1R b KQkq", "c": "D91c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 c1g5 d5c4 e2e4"}
{"n": "King's Indian: 6.Be2 e5 Queenswap, 9.Bg5 Re8", "f": "rnb1r1k1/ppp2pbp/5np1/4p1B1/2P1P3/2N2N2/PP2BPPP/R3K2R w KQ", "c": "E92e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 d4e5 d6e5 d1d8 f8d8 c1g5 d8e8"}
{"n": "Sicilian: Accelerated Fianchetto, Modern, 5...Nf6 6.Nxc6 bxc6", "f": "r1bqkb1r/p2ppp1p/2p2np1/8/4P3/2N5/PPP2PPP/R1BQKB1R w KQkq", "c": "B34i", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 b1c3 g8f6 d4c6 b7c6"}
{"n": "Sicilian, Chekhover, 7.c4", "f": "r2qkbnr/pp2pppp/2bp4/8/2PQP3/5N2/PP3PPP/RNB1K2R b KQkq", "c": "B53p", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 d1d4 b8c6 f1b5 c8d7 b5c6 d7c6 c2c4"}
{"n": "French: Winawer, Swiss, 6.b4", "f": "rnbqk1nr/pp3ppp/4p3/b1ppP3/1P1P4/P1N5/2P2PPP/R1BQKBNR b KQkq", "c": "C17n", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4a5 b2b4"}
{"n": "Sicilian: Taimanov, 6.Be3", "f": "r1b1kbnr/ppqp1ppp/2n1p3/8/3NP3/2N1B3/PPP2PPP/R2QKB1R b KQkq", "c": "B48a", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 c1e3"}
{"n": "Semi-Slav: Marshall Gambit, 8.Be2", "f": "rnb1k1nr/pp3ppp/2p1p3/8/1BP1q3/8/PP2BPPP/R2QK1NR b KQkq", "c": "D31y", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c6 e2e4 d5e4 c3e4 f8b4 c1d2 d8d4 d2b4 d4e4 f1e2"}
{"n": "Philidor: Improved Hanham, 7.Qe2", "f": "r1bq1rk1/pppnbppp/3p1n2/4p3/2BPP3/2N2N2/PPP1QPPP/R1B2RK1 b -", "c": "C41w", "m": "e2e4 e7e5 g1f3 d7d6 d2d4 g8f6 b1c3 b8d7 f1c4 f8e7 e1g1 e8g8 d1e2"}
{"n": "Nimzo-Indian: Classical, 4...c5 5.dxc5 Na6 6.a3 Bxc3+ 7.Qxc3", "f": "r1bqk2r/pp1p1ppp/n3pn2/2P5/2P5/P1Q5/1P2PPPP/R1B1KBNR b KQkq", "c": "E38j", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 c7c5 d4c5 b8a6 a2a3 b4c3 c2c3"}
{"n": "Sicilian: Lowenthal, Kalashnikov", "f": "r1bqkbnr/pp3ppp/2np4/1N2p3/4P3/8/PPP2PPP/RNBQKB1R w KQkq", "c": "B32n", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 e7e5 d4b5 d7d6"}
{"n": "Polish (Sokolsky; Orang-Utan)", "f": "rnbqkbnr/pppppppp/8/8/1P6/8/P1PPPPPP/RNBQKBNR b KQkq", "c": "A00p", "m": "b2b4"}
{"n": "French: Winawer, Bogoljubow, 5...cxd4", "f": "rnbqk1nr/pp3ppp/4p3/3pP3/1b1p4/2N5/PPPB1PPP/R2QKBNR w KQkq", "c": "C17f", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 c1d2 c5d4"}
{"n": "Spanish: Closed, Breyer, 10.d3 Nbd7 11.Nbd2 Bb7", "f": "r2q1rk1/1bpnbppp/p2p1n2/1p2p3/4P3/1BPP1N1P/PP1N1PP1/R1BQR1K1 w -", "c": "C94f", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6b8 d2d3 b8d7 b1d2 c8b7"}
{"n": "Sicilian: Richter-Rauzer, 7...a6, 9.f4 b5 10.Bxf6 gxf6 11.Nxc6 Bxc6 12.Qe1", "f": "r2qkb1r/5p1p/p1bppp2/1p6/4PP2/2N5/PPP3PP/2KRQB1R b kq", "c": "B67p", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 a7a6 e1c1 c8d7 f2f4 b7b5 g5f6 g7f6 d4c6 d7c6 d2e1"}
{"n": "Giuoco Piano: Albin Gambit", "f": "r1bqk2r/pppp1ppp/2n2n2/2b1p3/2B1P3/2P2N2/PP1P1PPP/RNBQ1RK1 b kq", "c": "C54b", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 f8c5 c2c3 g8f6 e1g1"}
{"n": "QGD: Alatortsev, 5.Bf4 c6", "f": "rnbqk1nr/pp2bppp/2p5/3p4/3P1B2/2N5/PP2PPPP/R2QKBNR w KQkq", "c": "D31f", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 f8e7 c4d5 e6d5 c1f4 c7c6"}
{"n": "Caro-Kann: Panov-Botvinnik, 5...Nc6 6.Nf3 Bg4: 8.Qb3", "f": "r2qkb1r/pp2pppp/2n5/3n4/3P2b1/1QN2N2/PP3PPP/R1B1KB1R b KQkq", "c": "B13t", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 c2c4 g8f6 b1c3 b8c6 g1f3 c8g4 c4d5 f6d5 d1b3"}
{"n": "French: Tarrasch, 3...Be7 4.Bd3 c5", "f": "rnbqk1nr/pp2bppp/4p3/2pp4/3PP3/3B4/PPPN1PPP/R1BQK1NR w KQkq", "c": "C03h", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 f8e7 f1d3 c7c5"}
{"n": "Sicilian: Richter-Rauzer, Podebrad, 10.f3", "f": "r1b2rk1/pp2bppp/1qnppn2/6B1/4P3/1NN2P2/PPPQ2PP/2KR1B1R b -", "c": "B63u", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 f8e7 e1c1 e8g8 d4b3 d8b6 f2f3"}
{"n": "French: Burn, 5.Nxe4 Nbd7 6.Nf3", "f": "r1bqkb1r/pppn1ppp/4pn2/6B1/3PN3/5N2/PPP2PPP/R2QKB1R b KQkq", "c": "C11q", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 d5e4 c3e4 b8d7 g1f3"}
{"n": "Benko Gambit: Accepted, 7.g3", "f": "rn1qkb1r/4pppp/b2p1n2/2pP4/8/2N3P1/PP2PP1P/R1BQKBNR b KQkq", "c": "A58h", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6 c8a6 b1c3 d7d6 g2g3"}
{"n": "Semi-Slav: 6.Qc2 Bd6 7.b3 O-O 8.Be2 b6", "f": "r1bq1rk1/p2n1ppp/1ppbpn2/3p4/2PP4/1PN1PN2/P1Q1BPPP/R1B1K2R w KQ", "c": "D45s", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 d1c2 f8d6 b2b3 e8g8 f1e2 b7b6"}
{"n": "Nimzo-Indian: Leningrad, Main Line, 8...e5 9.Nf3", "f": "rnbqk2r/pp3pp1/3p1n1p/2pPp3/2P4B/2P1PN2/P4PPP/R2QKB1R b KQkq", "c": "E31k", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 c1g5 h7h6 g5h4 c7c5 d4d5 d7d6 e2e3 b4c3 b2c3 e6e5 g1f3"}
{"n": "Neo-Old Indian: 2.Nf3", "f": "rnbqkbnr/ppp1pppp/3p4/8/3P4/5N2/PPP1PPPP/RNBQKB1R b KQkq", "c": "A41d", "m": "d2d4 d7d6 g1f3"}
{"n": "Catalan: Closed, Main Line, 9.b3 Bb7 10.Bb2 Rc8", "f": "2rq1rk1/pb1nbppp/1pp1pn2/3p4/2PP4/1P3NP1/PBQNPPBP/R4RK1 w -", "c": "E09g", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 f8e7 g1f3 e8g8 e1g1 b8d7 d1c2 c7c6 b1d2 b7b6 b2b3 c8b7 c1b2 a8c8"}
{"n": "Sicilian: Grand Prix, 2...Nc6 3.Nf3 e6", "f": "r1bqkbnr/pp1p1ppp/2n1p3/2p5/4PP2/5N2/PPPP2PP/RNBQKB1R w KQkq", "c": "B21g", "m": "e2e4 c7c5 f2f4 b8c6 g1f3 e7e6"}
{"n": "Spanish: Open, 6.d4 Be7", "f": "r1bqk2r/1pppbppp/p1n5/4p3/B2Pn3/5N2/PPP2PPP/RNBQ1RK1 w kq", "c": "C80h", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 d2d4 f8e7"}
{"n": "QGD: 3.Nf3 c6 4.Qc2", "f": "rnbqkbnr/pp3ppp/2p1p3/3p4/2PP4/5N2/PPQ1PPPP/RNB1KB1R b KQkq", "c": "D30m", "m": "d2d4 d7d5 c2c4 e7e6 g1f3 c7c6 d1c2"}
{"n": "Sicilian: Najdorf, Main Line, 10.Bd3 b5 11.Rhe1 Bb7 12.Nd5", "f": "r3k2r/1bqnbppp/p2ppn2/1p1N2B1/3NPP2/3B1Q2/PPP3PP/2KRR3 b kq", "c": "B99k", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7 d1f3 d8c7 e1c1 b8d7 f1d3 b7b5 h1e1 c8b7 c3d5"}
{"n": "Sicilian: Boleslavsky, 6...e5", "f": "r1bqkb1r/pp3ppp/2np1n2/4p3/3NP3/2N5/PPP1BPPP/R1BQK2R w KQkq", "c": "B58e", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1e2 e7e5"}
{"n": "French: Tarrasch, Open, 4.exd5 Qxd5 5.Ngf3 cxd4", "f": "rnb1kbnr/pp3ppp/4p3/3q4/3p4/5N2/PPPN1PPP/R1BQKB1R w KQkq", "c": "C07l", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 e4d5 d8d5 g1f3 c5d4"}
{"n": "Sicilian: 3.Bb5+, Sokolsky, 5...Nc6 6.O-O", "f": "r3kbnr/pp1qpppp/2np4/2p5/2P1P3/5N2/PP1P1PPP/RNBQ1RK1 b kq", "c": "B52i", "m": "e2e4 c7c5 g1f3 d7d6 f1b5 c8d7 b5d7 d8d7 c2c4 b8c6 e1g1"}
{"n": "Spanish: Old Steinitz", "f": "r1bqkbnr/ppp2ppp/2np4/1B2p3/4P3/5N2/PPPP1PPP/RNBQK2R w KQkq", "c": "C62", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 d7d6"}
{"n": "Sicilian: Prins (Moscow), 5...Nc6", "f": "r1bqkb1r/pp2pppp/2np1n2/8/3NP3/5P2/PPP3PP/RNBQKB1R w KQkq", "c": "B54i", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 f2f3 b8c6"}
{"n": "Modern: 3.Nc3", "f": "rnbqk1nr/ppppppbp/6p1/8/3PP3/2N5/PPP2PPP/R1BQKBNR b KQkq", "c": "B06l", "m": "e2e4 g7g6 d2d4 f8g7 b1c3"}
{"n": "Benko Gambit: 7.e4, Main Line", "f": "rn1q1rk1/4ppbp/3p1np1/2pP4/4P3/2N2NP1/PP3PKP/R1BQ3R b -", "c": "A59i", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6 c8a6 b1c3 d7d6 e2e4 a6f1 e1f1 g7g6 g2g3 f8g7 f1g2 e8g8 g1f3"}
{"n": "Sicilian: Taimanov, 6.Be3 a6 7.a3", "f": "r1b1kbnr/1pqp1ppp/p1n1p3/8/3NP3/P1N1B3/1PP2PPP/R2QKB1R b KQkq", "c": "B48d", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 c1e3 a7a6 a2a3"}
{"n": "Spanish: Closed, Exchange", "f": "r1bqk2r/1pp1bppp/p1p2n2/4p3/4P3/5N2/PPPP1PPP/RNBQ1RK1 w kq", "c": "C85b", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 a4c6 d7c6"}
{"n": "QGD: 3.Nf3 Nf6 4.Bg5", "f": "rnbqkb1r/ppp2ppp/4pn2/3p2B1/2PP4/5N2/PP2PPPP/RN1QKB1R b KQkq", "c": "D30v", "m": "d2d4 d7d5 c2c4 e7e6 g1f3 g8f6 c1g5"}
{"n": "Neo-Gr\u00fcnfeld, 6.cxd5 Nxd5 7.O-O Nb6", "f": "rnbq1rk1/ppp1ppbp/1n4p1/8/3P4/5NP1/PP2PPBP/RNBQ1RK1 w -", "c": "D76a", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 c4d5 f6d5 e1g1 d5b6"}
{"n": "Sicilian: Closed", "f": "rnbqkbnr/pp1p1ppp/4p3/2p5/4PP2/2N5/PPPP2PP/R1BQKBNR b KQkq", "c": "B23g", "m": "e2e4 c7c5 b1c3 e7e6 f2f4"}
{"n": "King's Indian: Four Pawns Attack, 6.Be2", "f": "rnbq1rk1/ppp1ppbp/3p1np1/8/2PPPP2/2N5/PP2B1PP/R1BQK1NR b KQ", "c": "E77", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f4 e8g8 f1e2"}
{"n": "Slav: Dutch, 8...O-O 9.Qe2 Bg6 10.Rd1", "f": "rn1q1rk1/pp3ppp/2p1pnb1/8/PbBP4/2N1PN2/1P2QPPP/R1BR2K1 b -", "c": "D19d", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 e2e3 e7e6 f1c4 f8b4 e1g1 e8g8 d1e2 f5g6 f1d1"}
{"n": "Pirc: 3.f3 e5", "f": "rnbqkb1r/ppp2ppp/3p1n2/4p3/3PP3/5P2/PPP3PP/RNBQKBNR w KQkq", "c": "B07f", "m": "e2e4 d7d6 d2d4 g8f6 f2f3 e7e5"}
{"n": "Old Benoni: Schmidt, 6.Bb5+", "f": "rnbqk2r/pp2ppbp/3p1np1/1BpP4/4P3/2N2N2/PPP2PPP/R1BQK2R b KQkq", "c": "A43w", "m": "d2d4 c7c5 d4d5 d7d6 e2e4 g8f6 b1c3 g7g6 g1f3 f8g7 f1b5"}
{"n": "Sicilian: Najdorf, 7.f4 Qc7", "f": "rnb1kb1r/1pq2ppp/p2ppn2/6B1/3NPP2/2N5/PPP3PP/R2QKB1R w KQkq", "c": "B96f", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 d8c7"}
{"n": "Spanish: Worrall Attack, 7...O-O 8.c3", "f": "r1bq1rk1/2ppbppp/p1n2n2/1p2p3/4P3/1BP2N2/PP1PQPPP/RNB2RK1 b -", "c": "C86f", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 d1e2 b7b5 a4b3 e8g8 c2c3"}
{"n": "French: Classical, Steinitz, 7...a6 8.Nf3 c5", "f": "rnb1k2r/1p1nqppp/p3p3/2ppP3/3P1P2/2N2N2/PPP3PP/R2QKB1R w KQkq", "c": "C14h", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8e7 e4e5 f6d7 g5e7 d8e7 f2f4 a7a6 g1f3 c7c5"}
{"n": "Torre Attack: 3...c5 4.e3 Be7", "f": "rnbqk2r/pp1pbppp/4pn2/2p3B1/3P4/4PN2/PPP2PPP/RN1QKB1R w KQkq", "c": "A46v", "m": "d2d4 g8f6 g1f3 e7e6 c1g5 c7c5 e2e3 f8e7"}
{"n": "Spanish: Open", "f": "r1bqkb1r/1ppp1ppp/p1n5/4p3/B3n3/5N2/PPPP1PPP/RNBQ1RK1 w kq", "c": "C80a", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4"}
{"n": "French: Tarrasch, Closed, Nunn-Korchnoi Gambit", "f": "r1b1kb1r/pp1n1ppp/1qn1p3/2ppP3/3P4/2PB1N2/PP1N1PPP/R1BQ1RK1 b kq", "c": "C05u", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 g8f6 e4e5 f6d7 f1d3 c7c5 c2c3 b8c6 g1f3 d8b6 e1g1"}
{"n": "Sicilian: Boleslavsky, 7.Nf3, 9.Re1 O-O 10.h3 a6", "f": "r1bq1rk1/1p2bpp1/p1np1n1p/4p3/4P3/2N2N1P/PPP1BPP1/R1BQR1K1 w -", "c": "B58o", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1e2 e7e5 d4f3 h7h6 e1g1 f8e7 f1e1 e8g8 h2h3 a7a6"}
{"n": "Catalan: Open, 5.Nf3", "f": "rnbqkb1r/ppp2ppp/4pn2/8/2pP4/5NP1/PP2PPBP/RNBQK2R b KQkq", "c": "E04a", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3"}
{"n": "Sicilian: Najdorf, 6...e6 7.Qd2 Be7", "f": "rnbqk2r/1p2bppp/p2ppn2/6B1/3NP3/2N5/PPPQ1PPP/R3KB1R w KQkq", "c": "B95f", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 d1d2 f8e7"}
{"n": "King's Indian: Fianchetto, Classical, 9.h3 Qb6", "f": "r1b2rk1/pp1n1pbp/1qpp1np1/4p3/2PPP3/2N2NPP/PP3PB1/R1BQ1RK1 w -", "c": "E69i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 c7c6 h2h3 d8b6"}
{"n": "Budapest: Fajarowicz, 4.a3", "f": "rnbqkb1r/pppp1ppp/8/4P3/2P1n3/P7/1P2PPPP/RNBQKBNR b KQkq", "c": "A51g", "m": "d2d4 g8f6 c2c4 e7e5 d4e5 f6e4 a2a3"}
{"n": "French: Winawer, Petrosian, 5.a3 Bxc3+ 6.bxc3 b6", "f": "rnb1k1nr/p1pq1ppp/1p2p3/3pP3/3P4/P1P5/2P2PPP/R1BQKBNR w KQkq", "c": "C16i", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 d8d7 a2a3 b4c3 b2c3 b7b6"}
{"n": "Nimzowitsch Defence: 2.Nf3 d6 3.d4 Nf6 4.Nc3 Bg4 5.Be3", "f": "r2qkb1r/ppp1pppp/2np1n2/8/3PP1b1/2N1BN2/PPP2PPP/R2QKB1R b KQkq", "c": "B00s", "m": "e2e4 b8c6 g1f3 d7d6 d2d4 g8f6 b1c3 c8g4 c1e3"}
{"n": "Sicilian: Najdorf, 6.g3", "f": "rnbqkb1r/1p2pppp/p2p1n2/8/3NP3/2N3P1/PPP2P1P/R1BQKB1R b KQkq", "c": "B91a", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 g2g3"}
{"n": "Spanish: Open Berlin, 5.d4 Nd6", "f": "r1bqkb1r/pppp1ppp/2nn4/1B2p3/3P4/5N2/PPP2PPP/RNBQ1RK1 w kq", "c": "C67m", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 e1g1 f6e4 d2d4 e4d6"}
{"n": "Catalan: Open, 5.Nf3 c5", "f": "rnbqkb1r/pp3ppp/4pn2/2p5/2pP4/5NP1/PP2PPBP/RNBQK2R w KQkq", "c": "E04k", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 c7c5"}
{"n": "Alekhine: Modern, Fianchetto, Keres Variation", "f": "rnbqk2r/ppp1ppbp/1n1p2p1/4P3/P2P4/1B3N2/1PP2PPP/RNBQK2R b KQkq", "c": "B04n", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 g1f3 g7g6 f1c4 d5b6 c4b3 f8g7 a2a4"}
{"n": "Sicilian: Najdorf, 6.Be2 e5 7.Nb3 Be7 8.O-O O-O 9.Be3 Be6 10.a4", "f": "rn1q1rk1/1p2bppp/p2pbn2/4p3/P3P3/1NN1B3/1PP1BPPP/R2Q1RK1 b -", "c": "B92l", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 f1e2 e7e5 d4b3 f8e7 e1g1 e8g8 c1e3 c8e6 a2a4"}
{"n": "King's Indian: S\u00e4misch, Panno Main Line, 9.Rb1", "f": "1rbq1rk1/1pp1ppbp/p1np1np1/8/2PPP3/2N1BP2/PP1QN1PP/1R2KB1R b K", "c": "E84e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b8c6 g1e2 a7a6 d1d2 a8b8 a1b1"}
{"n": "Sicilian: Rossolimo, 3...g6 4.O-O Bg7 5.Re1 Nf6 6.c3 O-O 7.d4", "f": "r1bq1rk1/pp1pppbp/2n2np1/1Bp5/3PP3/2P2N2/PP3PPP/RNBQR1K1 b -", "c": "B31n", "m": "e2e4 c7c5 g1f3 b8c6 f1b5 g7g6 e1g1 f8g7 f1e1 g8f6 c2c3 e8g8 d2d4"}
{"n": "Caro-Kann: Advance, 4.h4", "f": "rn1qkbnr/pp2pppp/2p5/3pPb2/3P3P/8/PPP2PP1/RNBQKBNR b KQkq", "c": "B12m", "m": "e2e4 c7c6 d2d4 d7d5 e4e5 c8f5 h2h4"}
{"n": "Spanish: Schliemann, 4.Nc3 fxe4 5.Nxe4 Nf6 6.Qe2", "f": "r1bqkb1r/pppp2pp/2n2n2/1B2p3/4N3/5N2/PPPPQPPP/R1B1K2R b KQkq", "c": "C63p", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f7f5 b1c3 f5e4 c3e4 g8f6 d1e2"}
{"n": "Caro-Kann: Panov-Botvinnik, 5...e6 6.Nf3 Bb4 7.cxd5 Nxd5 8.Qc2 Nc6", "f": "r1bqk2r/pp3ppp/2n1p3/3n4/1b1P4/2N2N2/PPQ2PPP/R1B1KB1R w KQkq", "c": "B14t", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 c2c4 g8f6 b1c3 e7e6 g1f3 f8b4 c4d5 f6d5 d1c2 b8c6"}
{"n": "Slav: Breyer Variation", "f": "rnbqkb1r/pp2pppp/2p2n2/3p4/2PP4/5N2/PP1NPPPP/R1BQKB1R b KQkq", "c": "D11k", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1d2"}
{"n": "Sicilian: Lowenthal, Kalashnikov, 6.c4 Be7", "f": "r1bqk1nr/pp2bppp/2np4/1N2p3/2P1P3/8/PP3PPP/RNBQKB1R w KQkq", "c": "B32t", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 e7e5 d4b5 d7d6 c2c4 f8e7"}
{"n": "Latvian Gambit: 3.Nxe5 Qf6", "f": "rnb1kbnr/pppp2pp/5q2/4Np2/4P3/8/PPPP1PPP/RNBQKB1R w KQkq", "c": "C40t", "m": "e2e4 e7e5 g1f3 f7f5 f3e5 d8f6"}
{"n": "Modern: 3.Nc3 d6 4.Be3 a6", "f": "rnbqk1nr/1pp1ppbp/p2p2p1/8/3PP3/2N1B3/PPP2PPP/R2QKBNR w KQkq", "c": "B06p", "m": "e2e4 g7g6 d2d4 f8g7 b1c3 d7d6 c1e3 a7a6"}
{"n": "Sicilian: Rossolimo, 3...e6 4.O-O Nge7 5.c3 a6", "f": "r1bqkb1r/1p1pnppp/p1n1p3/1Bp5/4P3/2P2N2/PP1P1PPP/RNBQ1RK1 w kq", "c": "B30w", "m": "e2e4 c7c5 g1f3 b8c6 f1b5 e7e6 e1g1 g8e7 c2c3 a7a6"}
{"n": "Spanish: Open, Tartakower Variation", "f": "r1bqkb1r/1ppp1ppp/p1n5/4p3/B3n3/5N2/PPPPQPPP/RNB2RK1 b kq", "c": "C80c", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 d1e2"}
{"n": "Sicilian: Richter-Rauzer, 7...a6, 9.f4 b5 10.Nxc6", "f": "r2qkb1r/3b1ppp/p1Nppn2/1p4B1/4PP2/2N5/PPPQ2PP/2KR1B1R b kq", "c": "B67l", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 a7a6 e1c1 c8d7 f2f4 b7b5 d4c6"}
{"n": "Caro-Kann: Two Knights, 3...Bg4 4.h3 Bxf3 5.Qxf3 e6 6.d4", "f": "rn1qkbnr/pp3ppp/2p1p3/3p4/3PP3/2N2Q1P/PPP2PP1/R1B1KB1R b KQkq", "c": "B11h", "m": "e2e4 c7c6 b1c3 d7d5 g1f3 c8g4 h2h3 g4f3 d1f3 e7e6 d2d4"}
{"n": "Sicilian: Nimzowitsch", "f": "rnbqkb1r/pp1ppppp/5n2/2p5/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq", "c": "B29a", "m": "e2e4 c7c5 g1f3 g8f6"}
{"n": "Reti: Accepted, Keres Variation", "f": "rn1qkbnr/ppp1pppp/4b3/8/2p5/4PN2/PP1P1PPP/RNBQKB1R w KQkq", "c": "A09s", "m": "g1f3 d7d5 c2c4 d5c4 e2e3 c8e6"}
{"n": "French: Winawer, Advance Variation", "f": "rnbqk1nr/ppp2ppp/4p3/3pP3/1b1P4/2N5/PPP2PPP/R1BQKBNR b KQkq", "c": "C16a", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5"}
{"n": "English: Symmetrical, 5.d3", "f": "r1bqk1nr/pp1pppbp/2n3p1/2p5/2P5/2NP2P1/PP2PPBP/R1BQK1NR b KQkq", "c": "A36f", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3"}
{"n": "QGA: 4.Nc3 c5 5.d5 e6 6.e4", "f": "rnbqkb1r/pp3ppp/4pn2/2pP4/2p1P3/2N2N2/PP3PPP/R1BQKB1R b KQkq", "c": "D24f", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 b1c3 c7c5 d4d5 e7e6 e2e4"}
{"n": "King's Indian: 4.e4", "f": "rnbqk2r/ppppppbp/5np1/8/2PPP3/2N5/PP3PPP/R1BQKBNR b KQkq", "c": "E70a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4"}
{"n": "QGD: 6.Nf3", "f": "rnbq1rk1/ppp1bppp/4pn2/3p2B1/2PP4/2N1PN2/PP3PPP/R2QKB1R b KQ", "c": "D55a", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3"}
{"n": "Alekhine: Exchange, 5...cxd6 6.Nc3", "f": "rnbqkb1r/pp2pppp/1n1p4/8/2PP4/2N5/PP3PPP/R1BQKBNR b KQkq", "c": "B03s", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 c2c4 d5b6 e5d6 c7d6 b1c3"}
{"n": "Nimzo-Indian: Classical, Pirc, 6.Nf3", "f": "rnbq1rk1/pp1p1ppp/4pn2/2P5/1bP5/2N2N2/PPQ1PPPP/R1B1KB1R b KQ", "c": "E39c", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 c7c5 d4c5 e8g8 g1f3"}
{"n": "Old Benoni: Czech, 3.c4 d6 4.e4 g6 5.Nc3 Bg7", "f": "rnbqk1nr/pp3pbp/3p2p1/2pPp3/2P1P3/2N5/PP3PPP/R1BQKBNR w KQkq", "c": "A44i", "m": "d2d4 c7c5 d4d5 e7e5 c2c4 d7d6 e2e4 g7g6 b1c3 f8g7"}
{"n": "Sicilian: 2.Nf3 d6 3.Nc3", "f": "rnbqkbnr/pp2pppp/3p4/2p5/4P3/2N2N2/PPPP1PPP/R1BQKB1R b KQkq", "c": "B50i", "m": "e2e4 c7c5 g1f3 d7d6 b1c3"}
{"n": "Sicilian: Closed, 6.Be3 e6 7.Qd2 Rb8", "f": "1rbqk1nr/pp3pbp/2npp1p1/2p5/4P3/2NPB1P1/PPPQ1PBP/R3K1NR w KQk", "c": "B26p", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 c1e3 e7e6 d1d2 a8b8"}
{"n": "Sicilian, Chekhover, 7.Nc3 Nf6 8.Bg5 e6", "f": "r2qkb1r/pp3ppp/2bppn2/6B1/3QP3/2N2N2/PPP2PPP/R3K2R w KQkq", "c": "B53t", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 d1d4 b8c6 f1b5 c8d7 b5c6 d7c6 b1c3 g8f6 c1g5 e7e6"}
{"n": "Reti: 1...d5", "f": "rnbqkbnr/ppp1pppp/8/3p4/8/5N2/PPPPPPPP/RNBQKB1R w KQkq", "c": "A06", "m": "g1f3 d7d5"}
{"n": "Sicilian: Najdorf, Poisoned Pawn, 8.Bxf6", "f": "rnb1kb1r/1p3ppp/pq1ppB2/8/3NPP2/2N5/PPP3PP/R2QKB1R b KQkq", "c": "B97b", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 d8b6 g5f6"}
{"n": "Old Benoni: Czech, 3.e4 d6 4.Bb5+", "f": "rnbqkbnr/pp3ppp/3p4/1BpPp3/4P3/8/PPP2PPP/RNBQK1NR b KQkq", "c": "A44o", "m": "d2d4 c7c5 d4d5 e7e5 e2e4 d7d6 f1b5"}
{"n": "French: Steinitz", "f": "rnbqkb1r/ppp2ppp/4pn2/3pP3/3P4/2N5/PPP2PPP/R1BQKBNR b KQkq", "c": "C11c", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 e4e5"}
{"n": "Spanish: Closed System", "f": "r1bqk2r/1pppbppp/p1n2n2/4p3/B3P3/5N2/PPPP1PPP/RNBQ1RK1 w kq", "c": "C84a", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7"}
{"n": "Caro-Kann: Bronstein-Larsen, 6.c3 Bf5 7.Nf3 e6", "f": "rn1qkb1r/pp3p1p/2p1pp2/5b2/3P4/2P2N2/PP3PPP/R1BQKB1R w KQkq", "c": "B16n", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 g8f6 e4f6 g7f6 c2c3 c8f5 g1f3 e7e6"}
{"n": "Slav: Smyslov, 6.e4 Bg4 7.Bxc4 e6", "f": "r2qkb1r/pp3ppp/n1p1pn2/8/P1BPP1b1/2N2N2/1P3PPP/R1BQK2R w KQkq", "c": "D16k", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 b8a6 e2e4 c8g4 f1c4 e7e6"}
{"n": "Sicilian: Dragon, Yugoslav, 9.g4", "f": "r1bq1rk1/pp2ppbp/2np1np1/8/3NP1P1/2N1BP2/PPPQ3P/R3KB1R b KQ", "c": "B76d", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 g2g4"}
{"n": "Slav: 3.Nf3 dxc4 4.e3 b5", "f": "rnbqkbnr/p3pppp/2p5/1p6/2pP4/4PN2/PP3PPP/RNBQKB1R w KQkq", "c": "D11f", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 d5c4 e2e3 b7b5"}
{"n": "Owen Defence: 3.Bd3 e6 4.Nf3 c5", "f": "rn1qkbnr/pb1p1ppp/1p2p3/2p5/3PP3/3B1N2/PPP2PPP/RNBQK2R w KQkq", "c": "B00k", "m": "e2e4 b7b6 d2d4 c8b7 f1d3 e7e6 g1f3 c7c5"}
{"n": "French: Winawer, 6...Ne7 7.Qg4 Kf8", "f": "rnbq1k1r/pp2nppp/4p3/2ppP3/3P2Q1/P1P5/2P2PPP/R1B1KBNR w KQ", "c": "C18l", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3 b2c3 g8e7 d1g4 e8f8"}
{"n": "QGA: Classical, 6.Nc3 a6", "f": "rnbqkb1r/1p3ppp/p3pn2/2p5/2BP4/2N1PN2/PP3PPP/R1BQK2R w KQkq", "c": "D26i", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 b1c3 a7a6"}
{"n": "Spanish: Open Berlin, 5...Be7 6.Qd2 Nd6 7.Bxc6 bxc6 8.dxe5 Nb7", "f": "r1bqk2r/pnppbppp/2p5/4P3/8/5N2/PPP1QPPP/RNB2RK1 w kq", "c": "C67j", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 e1g1 f6e4 d2d4 f8e7 d1e2 e4d6 b5c6 b7c6 d4e5 d6b7"}
{"n": "Trompowsky: 2...Ne4 3.Bf4 c5 4.f3 Qa5+ 5.c3 Nf6 6.Nd2", "f": "rnb1kb1r/pp1ppppp/5n2/q1p5/3P1B2/2P2P2/PP1NP1PP/R2QKBNR b KQkq", "c": "A45z", "m": "d2d4 g8f6 c1g5 f6e4 g5f4 c7c5 f2f3 d8a5 c2c3 e4f6 b1d2"}
{"n": "QGA: Mannheim, 4...c6, 5.Qxc4 Bf5", "f": "rn1qkb1r/pp2pppp/2p2n2/5b2/2QP4/5N2/PP2PPPP/RNB1KB1R w KQkq", "c": "D23j", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 d1a4 c7c6 a4c4 c8f5"}
{"n": "Bogo-Indian: 4.Nbd2 d5", "f": "rnbqk2r/ppp2ppp/4pn2/3p4/1bPP4/5N2/PP1NPPPP/R1BQKB1R w KQkq", "c": "E11b", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 f8b4 b1d2 d7d5"}
{"n": "QGD: Semi-Tarrasch, 7.Bd3 Main Line, 10.a3 Bf6", "f": "r1bq1rk1/pp3ppp/2n1pb2/3n4/3P4/P1NB1N2/1P3PPP/R1BQ1RK1 w -", "c": "D42i", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 c4d5 f6d5 e2e3 b8c6 f1d3 c5d4 e3d4 f8e7 e1g1 e8g8 a2a3 e7f6"}
{"n": "Blumenfeld: 5.Bg5 Qa5+", "f": "rnb1kb1r/p2p1ppp/4pn2/qppP2B1/2P5/5N2/PP2PPPP/RN1QKB1R w KQkq", "c": "E10o", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 c7c5 d4d5 b7b5 c1g5 d8a5"}
{"n": "Colle: 5.c3", "f": "rnbqkb1r/pp3ppp/4pn2/2pp4/3P4/2PBPN2/PP3PPP/RNBQK2R b KQkq", "c": "D05h", "m": "d2d4 d7d5 g1f3 g8f6 e2e3 e7e6 f1d3 c7c5 c2c3"}
{"n": "Alekhine: Modern, Alekhine Variation", "f": "rn1qkb1r/ppp1pppp/3p4/3nP3/2PP2b1/5N2/PP3PPP/RNBQKB1R b KQkq", "c": "B05c", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 g1f3 c8g4 c2c4"}
{"n": "Sicilian: Najdorf, 8...Qc7 9.O-O-O Nc6", "f": "r1b1k2r/1pq1bppp/p1nppn2/6B1/3NPP2/2N2Q2/PPP3PP/2KR1B1R w kq", "c": "B98p", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7 d1f3 d8c7 e1c1 b8c6"}
{"n": "Pirc: Classical, Spassky System", "f": "rnbq1rk1/ppp1ppbp/3p1np1/8/3PP3/2N1BN1P/PPP2PP1/R2QKB1R b KQ", "c": "B08c", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 g1f3 f8g7 h2h3 e8g8 c1e3"}
{"n": "Benoni: Classical, 7...a6 8.a4 Bg4 9.Be2", "f": "rn1qkb1r/1p3p1p/p2p1np1/2pP4/P3P1b1/2N2N2/1P2BPPP/R1BQK2R b KQkq", "c": "A70c", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 g1f3 a7a6 a2a4 c8g4 f1e2"}
{"n": "Sicilian: Najdorf, 7.f4 Nc6 8.Nxc6", "f": "r1bqkb1r/1p3ppp/p1Nppn2/6B1/4PP2/2N5/PPP3PP/R2QKB1R b KQkq", "c": "B96d", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 b8c6 d4c6"}
{"n": "Sicilian: Closed, 6.f4 e6: 9.Be3 Nd4 10.e5", "f": "r1bq1rk1/pp2npbp/3pp1p1/2p1P3/3n1P2/2NPBNP1/PPP3BP/R2Q1RK1 b -", "c": "B25w", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 f2f4 e7e6 g1f3 g8e7 e1g1 e8g8 c1e3 c6d4 e4e5"}
{"n": "Indian: Mexican Defence, 3.Nf3", "f": "r1bqkb1r/pppppppp/2n2n2/8/2PP4/5N2/PP2PPPP/RNBQKB1R b KQkq", "c": "A50d", "m": "d2d4 g8f6 c2c4 b8c6 g1f3"}
{"n": "Torre Attack: 3...g6 4.e3 Bg7 5.Nbd2", "f": "rnbqk2r/ppp1ppbp/5np1/3p2B1/3P4/4PN2/PPPN1PPP/R2QKB1R b KQkq", "c": "D03n", "m": "d2d4 d7d5 g1f3 g8f6 c1g5 g7g6 e2e3 f8g7 b1d2"}
{"n": "QGD: Tartakower, 8.Be2", "f": "rnbq1rk1/p1p1bpp1/1p2pn1p/3p4/2PP3B/2N1PN2/PP2BPPP/R2QK2R b KQ", "c": "D58k", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5h4 b7b6 f1e2"}
{"n": "QGA: 3.e4 c5 4.d5", "f": "rnbqkbnr/pp2pppp/8/2pP4/2p1P3/8/PP3PPP/RNBQKBNR b KQkq", "c": "D20t", "m": "d2d4 d7d5 c2c4 d5c4 e2e4 c7c5 d4d5"}
{"n": "Sicilian: Dragon, Yugoslav, 9.O-O-O d5", "f": "r1bq1rk1/pp2ppbp/2n2np1/3p4/3NP3/2N1BP2/PPPQ2PP/2KR1B1R w -", "c": "B76o", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 e1c1 d6d5"}
{"n": "Two Knights: Modern, Main Line", "f": "r2qkb1r/pppb1ppp/2n5/1B1pP3/3Nn3/8/PPP2PPP/RNBQK2R w KQkq", "c": "C55q", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 d2d4 e5d4 e4e5 d7d5 c4b5 f6e4 f3d4 c8d7"}
{"n": "Sicilian: Najdorf, 7.f4 Nbd7 8.Qf3 Qc7 9.O-O-O b5", "f": "r1b1kb1r/2qn1ppp/p2ppn2/1p4B1/3NPP2/2N2Q2/PPP3PP/2KR1B1R w kq", "c": "B96k", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 b8d7 d1f3 d8c7 e1c1 b7b5"}
{"n": "Neo-Gr\u00fcnfeld, 6.O-O dxc4 7.Na3 Nc6 8.Nxc4 Be6 9.b3 Bd5", "f": "r2q1rk1/ppp1ppbp/2n2np1/3b4/2NP4/1P3NP1/P3PPBP/R1BQ1RK1 w -", "c": "D77l", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 e1g1 d5c4 b1a3 b8c6 a3c4 c8e6 b2b3 e6d5"}
{"n": "Alekhine: Four Pawns Attack", "f": "rnbqkb1r/ppp1pppp/1n1p4/4P3/2PP1P2/8/PP4PP/RNBQKBNR b KQkq", "c": "B03g", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 c2c4 d5b6 f2f4"}
{"n": "French: Tarrasch, Open, 4.Ngf3", "f": "rnbqkbnr/pp3ppp/4p3/2pp4/3PP3/5N2/PPPN1PPP/R1BQKB1R b KQkq", "c": "C07d", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 g1f3"}
{"n": "French: Tarrasch, Open, 4.exd5 exd5 5.Bb5+ Nc6", "f": "r1bqkbnr/pp3ppp/2n5/1Bpp4/3P4/8/PPPN1PPP/R1BQK1NR w KQkq", "c": "C08b", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 e4d5 e6d5 f1b5 b8c6"}
{"n": "Spanish: M\u00f6ller Defence, 6.Nxe5", "f": "r1bqk2r/1ppp1ppp/p1n2n2/2b1N3/B3P3/8/PPPP1PPP/RNBQ1RK1 b kq", "c": "C78c", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8c5 f3e5"}
{"n": "Sicilian: Najdorf, 6.a4", "f": "rnbqkb1r/1p2pppp/p2p1n2/8/P2NP3/2N5/1PP2PPP/R1BQKB1R b KQkq", "c": "B90b", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 a2a4"}
{"n": "Queen's Pawn: 1...e6 2.c4", "f": "rnbqkbnr/pppp1ppp/4p3/8/2PP4/8/PP2PPPP/RNBQKBNR b KQkq", "c": "A40o", "m": "d2d4 e7e6 c2c4"}
{"n": "Catalan: Open, Classical, 7.Ne5", "f": "rnbq1rk1/ppp1bppp/4pn2/4N3/2pP4/6P1/PP2PPBP/RNBQ1RK1 b -", "c": "E05g", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 f8e7 e1g1 e8g8 f3e5"}
{"n": "Sicilian: Taimanov, 6.Be2 a6 7.O-O", "f": "r1b1kbnr/1pqp1ppp/p1n1p3/8/3NP3/2N5/PPP1BPPP/R1BQ1RK1 b kq", "c": "B47t", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 f1e2 a7a6 e1g1"}
{"n": "Slav: Exchange, 6.Bf4 a6 7.e3 Bg4", "f": "r2qkb1r/1p2pppp/p1n2n2/3p4/3P1Bb1/2N1PN2/PP3PPP/R2QKB1R w KQkq", "c": "D13n", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 c4d5 c6d5 b1c3 b8c6 c1f4 a7a6 e2e3 c8g4"}
{"n": "Alekhine: Modern, Alekhine Variation, 6.exd6", "f": "rn1qkb1r/ppp1pppp/1n1P4/8/2PP2b1/5N2/PP3PPP/RNBQKB1R b KQkq", "c": "B05d", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 g1f3 c8g4 c2c4 d5b6 e5d6"}
{"n": "King's Indian: Fianchetto, Kavalek/Bronstein Variation", "f": "rnb2rk1/pp2ppbp/2pp1np1/q7/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 w -", "c": "E62h", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 c7c6 e1g1 d8a5"}
{"n": "Catalan: Closed, 7.Qc2 c5", "f": "r1bq1rk1/pp1nbppp/4pn2/2pp4/2PP4/5NP1/PPQ1PPBP/RNB2RK1 w -", "c": "E08b", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 f8e7 g1f3 e8g8 e1g1 b8d7 d1c2 c7c5"}
{"n": "KGD: Falkbeer, 4.d3 Nf6", "f": "rnbqkb1r/ppp2ppp/5n2/3P4/4pP2/3P4/PPP3PP/RNBQKBNR w KQkq", "c": "C32", "m": "e2e4 e7e5 f2f4 d7d5 e4d5 e5e4 d2d3 g8f6"}
{"n": "Semi-Slav: Meran, Capablanca Variation", "f": "r1bqkb1r/p2n1ppp/2p1pn2/1p6/3P4/2N1PN2/PP2BPPP/R1BQK2R b KQkq", "c": "D47d", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4e2"}
{"n": "Hodgson Attack: 2...c6", "f": "rnbqkbnr/pp2pppp/2p5/3p2B1/3P4/8/PPP1PPPP/RN1QKBNR w KQkq", "c": "D00g", "m": "d2d4 d7d5 c1g5 c7c6"}
{"n": "French: MacCutcheon, Olland (Dutch) Variation", "f": "rnbqk2r/ppp2pp1/4pn1p/3pP3/1b1P4/2N5/PPP2PPP/R1BQKBNR b KQkq", "c": "C12f", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8b4 e4e5 h7h6 g5c1"}
{"n": "Vienna: Frankenstein-Dracula, 11.d3", "f": "N1bk1b1r/p2pq2p/1pnn2p1/3Qpp2/8/1B1P4/PPP2PPP/R1B1K1NR b KQ", "c": "C27j", "m": "e2e4 e7e5 b1c3 g8f6 f1c4 f6e4 d1h5 e4d6 c4b3 b8c6 c3b5 g7g6 h5f3 f7f5 f3d5 d8e7 b5c7 e8d8 c7a8 b7b6 d2d3"}
{"n": "Sicilian: Dragon, Yugoslav, 9.Bc4 Nxd4", "f": "r1bq1rk1/pp2ppbp/3p1np1/8/2BnP3/2N1BP2/PPPQ2PP/R3K2R w KQ", "c": "B77e", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 f1c4 c6d4"}
{"n": "French: Exchange Winawer", "f": "rnbqk1nr/ppp2ppp/8/3p4/1b1P4/2N5/PPP2PPP/R1BQKBNR w KQkq", "c": "C01u", "m": "e2e4 e7e6 d2d4 d7d5 e4d5 e6d5 b1c3 f8b4"}
{"n": "French: Steiner (Anglo-French) Variation", "f": "rnbqkbnr/pppp1ppp/4p3/8/2P1P3/8/PP1P1PPP/RNBQKBNR b KQkq", "c": "C00e", "m": "e2e4 e7e6 c2c4"}
{"n": "QGD: Anti-Neo-Orthodox, 7.Bh4 b6", "f": "rnbq1rk1/p1p1bpp1/1p2pn1p/3p4/2PP3B/2N1P3/PP3PPP/2RQKBNR w K", "c": "D54c", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 a1c1 h7h6 g5h4 b7b6"}
{"n": "Sicilian: Open, 2...Nc6", "f": "r1bqkb1r/pp1ppppp/2n2n2/8/3NP3/8/PPP2PPP/RNBQKB1R w KQkq", "c": "B33a", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g8f6"}
{"n": "Neo-Gr\u00fcnfeld, 6.cxd5 Nxd5 7.O-O Nb6 8.Nc3 Nc6 9.d5 Na5 10.e4 c6 11.Bg5", "f": "r1bq1rk1/pp2ppbp/1np3p1/n2P2B1/4P3/2N2NP1/PP3PBP/R2Q1RK1 b -", "c": "D76l", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 c4d5 f6d5 e1g1 d5b6 b1c3 b8c6 d4d5 c6a5 e2e4 c7c6 c1g5"}
{"n": "QGD: 4.Bg5 Be7 5.Nf3", "f": "rnbqk2r/ppp1bppp/4pn2/3p2B1/2PP4/2N2N2/PP2PPPP/R2QKB1R b KQkq", "c": "D53c", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 g1f3"}
{"n": "English: Symmetrical, 5.Nf3 d6 6.d3", "f": "r1bqk1nr/pp2ppbp/2np2p1/2p5/2P5/2NP1NP1/PP2PPBP/R1BQK2R b KQkq", "c": "A37f", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 d7d6 d2d3"}
{"n": "King's Indian: S\u00e4misch, Panno Main Line, 9.O-O-O", "f": "1rbq1rk1/1pp1ppbp/p1np1np1/8/2PPP3/2N1BP2/PP1QN1PP/2KR1B1R b -", "c": "E84c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b8c6 g1e2 a7a6 d1d2 a8b8 e1c1"}
{"n": "Gr\u00fcnfeld: 5.e3 O-O 6.Qb3 c6 7.Bd2 e6", "f": "rnbq1rk1/pp3pbp/2p1pnp1/3p4/2PP4/1QN1PN2/PP1B1PPP/R3KB1R w KQ", "c": "D95e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 e2e3 e8g8 d1b3 c7c6 c1d2 e7e6"}
{"n": "Scotch: Blumenfeld Attack", "f": "r1b1k1nr/pppp1ppp/2n2q2/1Nb5/4P3/4B3/PPP2PPP/RN1QKB1R b KQkq", "c": "C45v", "m": "e2e4 e7e5 g1f3 b8c6 d2d4 e5d4 f3d4 f8c5 c1e3 d8f6 d4b5"}
{"n": "Queen's Indian: Petrosian, Kasparov, 7...Nxc3 8.bxc3", "f": "rn1qkb1r/pbp2ppp/1p2p3/8/3P4/P1P2N2/2Q1PPPP/R1B1KB1R b KQkq", "c": "E12u", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 a2a3 c8b7 b1c3 d7d5 c4d5 f6d5 d1c2 d5c3 b2c3"}
{"n": "QGD: Tartakower, 8.Bd3 Bb7 9.O-O Nbd7 10.Qe2", "f": "r2q1rk1/pbpnbpp1/1p2pn1p/3p4/2PP3B/2NBPN2/PP2QPPP/R4RK1 b -", "c": "D58i", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5h4 b7b6 f1d3 c8b7 e1g1 b8d7 d1e2"}
{"n": "Sicilian: Najdorf, 6.g3 g6", "f": "rnbqkb1r/1p2pp1p/p2p1np1/8/3NP3/2N3P1/PPP2P1P/R1BQKB1R w KQkq", "c": "B91c", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 g2g3 g7g6"}
{"n": "Neo-King's Indian: London System", "f": "rnbqk2r/ppppppbp/5np1/8/3P1B2/5N2/PPPNPPPP/R2QKB1R b KQkq", "c": "A48h", "m": "d2d4 g8f6 g1f3 g7g6 c1f4 f8g7 b1d2"}
{"n": "Slav: Dutch, 6...e6 7.Bxc4 Bb4", "f": "rn1qk2r/pp3ppp/2p1pn2/5b2/PbBP4/2N1PN2/1P3PPP/R1BQK2R w KQkq", "c": "D18d", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 e2e3 e7e6 f1c4 f8b4"}
{"n": "QGA: Classical, 7.Qe2 b5 8.Bb3 Nc6 9.Nc3", "f": "r1bqkb1r/5ppp/p1n1pn2/1pp5/3P4/1BN1PN2/PP2QPPP/R1B2RK1 b kq", "c": "D28l", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 d1e2 b7b5 c4b3 b8c6 b1c3"}
{"n": "Spanish: Schliemann, 4.Nc3 fxe4 5.Nxe4 Nf6", "f": "r1bqkb1r/pppp2pp/2n2n2/1B2p3/4N3/5N2/PPPP1PPP/R1BQK2R w KQkq", "c": "C63o", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f7f5 b1c3 f5e4 c3e4 g8f6"}
{"n": "Russian Game: Modern Attack, 3...Nxe4 4.Bd3 d5 5.Nxe5", "f": "rnbqkb1r/ppp2ppp/8/3pN3/3Pn3/3B4/PPP2PPP/RNBQK2R b KQkq", "c": "C43j", "m": "e2e4 e7e5 g1f3 g8f6 d2d4 f6e4 f1d3 d7d5 f3e5"}
{"n": "Slav: Central, 7.f3 Bb4 8.e4", "f": "rn1qk2r/pp3ppp/2p1pn2/4Nb2/PbpPP3/2N2P2/1P4PP/R1BQKB1R b KQkq", "c": "D17o", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 f3e5 e7e6 f2f3 f8b4 e2e4"}
{"n": "QGD: Semi-Tarrasch, 5.e3 Nc6 6.a3 a6 7.dxc5", "f": "r1bqkb1r/1p3ppp/p1n1pn2/2Pp4/2P5/P1N1PN2/1P3PPP/R1BQKB1R b KQkq", "c": "D40q", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 e2e3 b8c6 a2a3 a7a6 d4c5"}
{"n": "QGD: Westphalia without Bg5", "f": "r1bqkb1r/pppn1ppp/4pn2/3p4/2PP4/2N2N2/PP2PPPP/R1BQKB1R w KQkq", "c": "D37b", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 b8d7"}
{"n": "Caro-Kann: Two Knights, 3...dxe4", "f": "rnbqkbnr/pp2pppp/2p5/8/4p3/2N2N2/PPPP1PPP/R1BQKB1R w KQkq", "c": "B10t", "m": "e2e4 c7c6 b1c3 d7d5 g1f3 d5e4"}
{"n": "Nimzowitsch Defence: 2.d4 d5", "f": "r1bqkbnr/ppp1pppp/2n5/3p4/3PP3/8/PPP2PPP/RNBQKBNR w KQkq", "c": "B00v", "m": "e2e4 b8c6 d2d4 d7d5"}
{"n": "French: Winawer, Alekhine Gambit, 4...Nc6", "f": "r1bqk1nr/ppp2ppp/2n1p3/3p4/1b1PP3/2N5/PPP1NPPP/R1BQKB1R w KQkq", "c": "C15p", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 g1e2 b8c6"}
{"n": "Slav: Bronstein, 6.Ne5", "f": "rn1qkb1r/pp2pppp/2p2n2/4N3/P1pP2b1/2N5/1P2PPPP/R1BQKB1R b KQkq", "c": "D16m", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8g4 f3e5"}
{"n": "Spanish: Closed, Trajkovic Counterattack", "f": "r2qk2r/1bppbppp/p1n2n2/1p2p3/4P3/1B3N2/PPPP1PPP/RNBQR1K1 w kq", "c": "C88b", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 c8b7"}
{"n": "Benoni: S\u00e4misch, 8.Bg5 h6 9.Be3 O-O 10.Qd2 a6 11.a4 Re8", "f": "rnbqr1k1/1p3pb1/p2p1npp/2pP4/P3P3/2N1BP2/1P1Q2PP/R3KBNR w KQ", "c": "A65y", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f3 f8g7 c1g5 h7h6 g5e3 e8g8 d1d2 a7a6 a2a4 f8e8"}
{"n": "King's Indian: b3 System", "f": "rnbqk2r/ppppppbp/5np1/8/2PP4/1P3N2/P3PPPP/RNBQKB1R b KQkq", "c": "E60h", "m": "d2d4 g8f6 c2c4 g7g6 g1f3 f8g7 b2b3"}
{"n": "Sicilian: Taimanov, 6.f4 a6 7.Nxc6", "f": "r1b1kbnr/1pqp1ppp/p1N1p3/8/4PP2/2N5/PPP3PP/R1BQKB1R b KQkq", "c": "B47f", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 f2f4 a7a6 d4c6"}
{"n": "Benoni: Snake, 6.e4 O-O 7.Nf3", "f": "rnbq1rk1/pp1p1ppp/3b1n2/2pP4/4P3/2N2N2/PP3PPP/R1BQKB1R b KQ", "c": "A60n", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 f8d6 e2e4 e8g8 g1f3"}
{"n": "QGD Tarrasch: 7.Bg2 cxd4 8.Nxd4 Be7 9.O-O O-O 10.Be3", "f": "r1bq1rk1/pp2bppp/2n2n2/3p4/3N4/2N1B1P1/PP2PPBP/R2Q1RK1 b -", "c": "D33q", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 g8f6 f1g2 c5d4 f3d4 f8e7 e1g1 e8g8 c1e3"}
{"n": "Sicilian: Taimanov, Four Knights, 6.a3", "f": "r1bqkb1r/pp1p1ppp/2n1pn2/8/3NP3/P1N5/1PP2PPP/R1BQKB1R b KQkq", "c": "B45f", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 g8f6 a2a3"}
{"n": "Sicilian: O'Kelly, 3.c3 d5", "f": "rnbqkbnr/1p2pppp/p7/2pp4/4P3/2P2N2/PP1P1PPP/RNBQKB1R w KQkq", "c": "B28j", "m": "e2e4 c7c5 g1f3 a7a6 c2c3 d7d5"}
{"n": "QGA: Janowski-Larsen, 6.h3 Bh5 7.Nc3 a6 8.g4", "f": "rn1qkb1r/1pp2ppp/p3pn2/7b/2BP2P1/2N1PN1P/PP3P2/R1BQK2R b KQkq", "c": "D25o", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 c8g4 f1c4 e7e6 h2h3 g4h5 b1c3 a7a6 g2g4"}
{"n": "QGD: Marshall Defence, 3.Nc3", "f": "rnbqkb1r/ppp1pppp/5n2/3p4/2PP4/2N5/PP2PPPP/R1BQKBNR b KQkq", "c": "D06f", "m": "d2d4 d7d5 c2c4 g8f6 b1c3"}
{"n": "Nimzo-Indian: Spielmann Variation", "f": "rnbqk2r/pppp1ppp/4pn2/8/1bPP4/1QN5/PP2PPPP/R1B1KBNR b KQkq", "c": "E22", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1b3"}
{"n": "King's Indian: Fianchetto, Classical, 8.e4 exd4 9.Nxd4 Nc5", "f": "r1bq1rk1/ppp2pbp/3p1np1/2n5/2PNP3/2N3P1/PP3PBP/R1BQ1RK1 w -", "c": "E68d", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 e5d4 f3d4 d7c5"}
{"n": "French: Tarrasch, Open, 4.exd5 Qxd5, Main Line, 10.Nxd4 a6 11.c3", "f": "r1b1kb1r/1p3ppp/p2qpn2/8/2BN4/2P5/PP3PPP/R1BQ1RK1 b kq", "c": "C07s", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 e4d5 d8d5 g1f3 c5d4 f1c4 d5d6 e1g1 g8f6 d2b3 b8c6 b3d4 c6d4 f3d4 a7a6 c2c3"}
{"n": "Spanish: Closed, 6.d3 b5", "f": "r1bqk2r/2ppbppp/p1n2n2/1p2p3/B3P3/3P1N2/PPP2PPP/RNBQ1RK1 w kq", "c": "C84f", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 d2d3 b7b5"}
{"n": "Spanish: Closed, Bogoljubow, 10.d5 Na5", "f": "r2q1rk1/2p1bppp/p2p1n2/np1Pp3/4P1b1/1BP2N2/PP3PPP/RNBQR1K1 w -", "c": "C91f", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 d2d4 c8g4 d4d5 c6a5"}
{"n": "Benoni: Four Pawns, Taimanov, 9.Bd3 O-O 10.Nf3 a6", "f": "rnbq1rk1/1p1n1pbp/p2p2p1/2pP4/P3PP2/2NB1N2/1P4PP/R1BQK2R b KQ", "c": "A67i", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 f1b5 f6d7 b5d3 e8g8 g1f3 a7a6 a2a4"}
{"n": "Two Knights: Classical, 8.Nc3 Qh5 9.Nxe4 Be6 10.Bg5 Bd6", "f": "r3k2r/ppp2ppp/2nbb3/6Bq/3pN3/5N2/PPP2PPP/R2QR1K1 w kq", "c": "C56g", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 d2d4 e5d4 e1g1 f6e4 f1e1 d7d5 c4d5 d8d5 b1c3 d5h5 c3e4 c8e6 c1g5 f8d6"}
{"n": "French: Tarrasch, Closed, 4...Nfd7", "f": "rnbqkb1r/pppn1ppp/4p3/3pP3/3P4/8/PPPN1PPP/R1BQKBNR w KQkq", "c": "C05d", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 g8f6 e4e5 f6d7"}
{"n": "Benko Gambit: 4.cxb5 a6 5.f3", "f": "rnbqkb1r/3ppppp/p4n2/1PpP4/8/5P2/PP2P1PP/RNBQKBNR b KQkq", "c": "A57o", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 f2f3"}
{"n": "Sicilian: Taimanov, Four Knights, 6.Ndb5 Bb4 7.a3, 10.Bd3 O-O 11.O-O d4 12.Ne2", "f": "r1bq1rk1/pp3ppp/2n2n2/8/3p4/P2B4/1PP1NPPP/R1BQ1RK1 b -", "c": "B45w", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 g8f6 d4b5 f8b4 a2a3 b4c3 b5c3 d7d5 e4d5 e6d5 f1d3 e8g8 e1g1 d5d4 c3e2"}
{"n": "King's Indian: 6.Be2 Bg4 7.Be3 Nfd7", "f": "rn1q1rk1/pppnppbp/3p2p1/8/2PPP1b1/2N1BN2/PP2BPPP/R2QK2R w KQ", "c": "E91w", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 c8g4 c1e3 f6d7"}
{"n": "Slav: Dutch, 8...O-O 9.Qe2 Nbd7 10.e4 Bg6 11.Bd3 Bh5", "f": "r2q1rk1/pp1n1ppp/2p1pn2/7b/Pb1PP3/2NB1N2/1P2QPPP/R1B2RK1 w -", "c": "D19n", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 e2e3 e7e6 f1c4 f8b4 e1g1 e8g8 d1e2 b8d7 e3e4 f5g6 c4d3 g6h5"}
{"n": "Owen Defence: French", "f": "rnbqkbnr/p1pp1ppp/1p2p3/8/3PP3/8/PPP2PPP/RNBQKBNR w KQkq", "c": "B00e", "m": "e2e4 b7b6 d2d4 e7e6"}
{"n": "King's Indian: 4.Bg5 O-O", "f": "rnbq1rk1/ppppppbp/5np1/6B1/2PP4/2N5/PP2PPPP/R2QKBNR w KQ", "c": "E61d", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 c1g5 e8g8"}
{"n": "Catalan: 4.Nf3 c5", "f": "rnbqkb1r/pp3ppp/4pn2/2pp4/2PP4/5NP1/PP2PP1P/RNBQKB1R w KQkq", "c": "E00q", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 g1f3 c7c5"}
{"n": "Sicilian: Dragon, 6.g3 Nc6 7.Nde2", "f": "r1bqkb1r/pp2pp1p/2np1np1/8/4P3/2N3P1/PPP1NP1P/R1BQKB1R b KQkq", "c": "B70d", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 g2g3 b8c6 d4e2"}
{"n": "Three Knights: Steinitz, 4.d4 exd4 5.Nxd4", "f": "r1bqkbnr/pppp1p1p/2n3p1/8/3NP3/2N5/PPP2PPP/R1BQKB1R b KQkq", "c": "C46l", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g7g6 d2d4 e5d4 f3d4"}
{"n": "Four Knights: Symmetrical, 7.Bg5 Bxc3", "f": "r1bq1rk1/ppp2ppp/2np1n2/1B2p1B1/4P3/2bP1N2/PPP2PPP/R2Q1RK1 w -", "c": "C49l", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 f1b5 f8b4 e1g1 e8g8 d2d3 d7d6 c1g5 b4c3"}
{"n": "Nimzowitsch Defence: 2.d4", "f": "r1bqkbnr/pppppppp/2n5/8/3PP3/8/PPP2PPP/RNBQKBNR b KQkq", "c": "B00t", "m": "e2e4 b8c6 d2d4"}
{"n": "QGA: Classical, Rubinstein, 8.Nc3 Be7", "f": "r1bqk2r/1p2bppp/p1n1pn2/2p5/P1BP4/2N1PN2/1P3PPP/R1BQ1RK1 w kq", "c": "D27r", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 a2a4 b8c6 b1c3 f8e7"}
{"n": "Neo-Gr\u00fcnfeld, 6.O-O c6 7.cxd5 cxd5 8.Nc3 Ne4 9.Nxe4", "f": "rnbq1rk1/pp2ppbp/6p1/3p4/3PN3/5NP1/PP2PPBP/R1BQ1RK1 b -", "c": "D79e", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 e1g1 c7c6 c4d5 c6d5 b1c3 f6e4 c3e4"}
{"n": "French: Winawer, 6...Ne7 7.h4 Qc7", "f": "rnb1k2r/ppq1nppp/4p3/2ppP3/3P3P/P1P5/2P2PP1/R1BQKBNR w KQkq", "c": "C18h", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3 b2c3 g8e7 h2h4 d8c7"}
{"n": "Spanish: Berlin, 4.d3 Bc5", "f": "r1bqk2r/pppp1ppp/2n2n2/1Bb1p3/4P3/3P1N2/PPP2PPP/RNBQK2R w KQkq", "c": "C65j", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 d2d3 f8c5"}
{"n": "QGD: Chigorin, Lazard Gambit", "f": "r1bqkbnr/ppp2ppp/2n5/3pp3/2PP4/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "D07g", "m": "d2d4 d7d5 c2c4 b8c6 g1f3 e7e5"}
{"n": "Sicilian: Prins (Moscow), 5...e5 6.Nb3", "f": "rnbqkb1r/pp3ppp/3p1n2/4p3/4P3/1N3P2/PPP3PP/RNBQKB1R b KQkq", "c": "B54m", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 f2f3 e7e5 d4b3"}
{"n": "QGA: Classical, 8...Bb7 9.Rd1 Nbd7 10.Nc3 Qb8", "f": "rq2kb1r/1b1n1ppp/p3pn2/1pp5/3P4/1BN1PN2/PP2QPPP/R1BR2K1 w kq", "c": "D29m", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 d1e2 b7b5 c4b3 c8b7 f1d1 b8d7 b1c3 d8b8"}
{"n": "Queen's Indian: Opovcensky, 7...O-O", "f": "rn1q1rk1/pbppbppp/1p2p3/8/2PPn3/2N2NP1/PP1BPPBP/R2QK2R w KQ", "c": "E17i", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 b1c3 f6e4 c1d2 e8g8"}
{"n": "Sicilian: Richter-Rauzer, Margate (Alekhine) Variation", "f": "r1bqkb1r/pp3ppp/2nppn2/1B4B1/3NP3/2N5/PPP2PPP/R2QK2R b KQkq", "c": "B62g", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 f1b5"}
{"n": "Modern", "f": "rnbqkbnr/ppp1pp1p/3p2p1/8/3PP3/8/PPP2PPP/RNBQKBNR w KQkq", "c": "B06e", "m": "e2e4 g7g6 d2d4 d7d6"}
{"n": "Semi-Slav: 6.Qc2 Bd6 7.b3 O-O 8.Be2", "f": "r1bq1rk1/pp1n1ppp/2pbpn2/3p4/2PP4/1PN1PN2/P1Q1BPPP/R1B1K2R b KQ", "c": "D45r", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 d1c2 f8d6 b2b3 e8g8 f1e2"}
{"n": "Semi-Slav: Chigorin, 7.O-O O-O 8.e4", "f": "r1bq1rk1/pp1n1ppp/2pbpn2/3p4/2PPP3/2NB1N2/PP3PPP/R1BQ1RK1 b -", "c": "D46p", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 f8d6 e1g1 e8g8 e3e4"}
{"n": "Caro-Kann: Panov-Botvinnik, 5...e6 6.Nf3 Bb4 7.cxd5 Nxd5 8.Qc2", "f": "rnbqk2r/pp3ppp/4p3/3n4/1b1P4/2N2N2/PPQ2PPP/R1B1KB1R b KQkq", "c": "B14s", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 c2c4 g8f6 b1c3 e7e6 g1f3 f8b4 c4d5 f6d5 d1c2"}
{"n": "Philidor: Improved Hanham", "f": "r1bqkb1r/pppn1ppp/3p1n2/4p3/3PP3/2N2N2/PPP2PPP/R1BQKB1R w KQkq", "c": "C41r", "m": "e2e4 e7e5 g1f3 d7d6 d2d4 g8f6 b1c3 b8d7"}
{"n": "Sicilian: Scheveningen, English, 7...b5 8.Qd2 Nbd7", "f": "r1bqkb1r/3n1ppp/p2ppn2/1p6/3NP3/2N1BP2/PPPQ2PP/R3KB1R w KQkq", "c": "B80m", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 c1e3 a7a6 f2f3 b7b5 d1d2 b8d7"}
{"n": "Spanish: Closed, Zaitsev, 12.a4 h6 13.Bc2 exd4 14.cxd4 Nb4 15.Bb1 c5", "f": "r2qrbk1/1b3pp1/p2p1n1p/1pp5/Pn1PP3/5N1P/1P1N1PP1/RBBQR1K1 w -", "c": "C92u", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c8b7 d2d4 f8e8 b1d2 e7f8 a2a4 h7h6 b3c2 e5d4 c3d4 c6b4 c2b1 c7c5"}
{"n": "Sicilian: Open, 2...d6, 4...e5", "f": "rnbqkbnr/pp3ppp/3p4/4p3/3NP3/8/PPP2PPP/RNBQKB1R w KQkq", "c": "B54b", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 e7e5"}
{"n": "Slav: 3.Nf3 Bg4", "f": "rn1qkbnr/pp2pppp/2p5/3p4/2PP2b1/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "D11b", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 c8g4"}
{"n": "Semi-Slav: Chigorin, 7.Qc2 Main Line, 9...a6", "f": "r1bq1rk1/1p1n1ppp/p1pbpn2/8/2BP4/2N1PN2/PPQ2PPP/R1B2RK1 w -", "c": "D46k", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 f8d6 d1c2 e8g8 e1g1 d5c4 d3c4 a7a6"}
{"n": "King's Indian: S\u00e4misch, Fianchetto, 7.Bd3 a6", "f": "rnbq1rk1/2p1ppbp/pp1p1np1/8/2PPP3/2NBBP2/PP4PP/R2QK1NR w KQ", "c": "E82h", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b7b6 f1d3 a7a6"}
{"n": "Russian-Three Knights Game", "f": "rnbqkb1r/pppp1ppp/5n2/4p3/4P3/2N2N2/PPPP1PPP/R1BQKB1R b KQkq", "c": "C42c", "m": "e2e4 e7e5 g1f3 g8f6 b1c3"}
{"n": "Scotch: 4.Nxd4 Bc5", "f": "r1bqk1nr/pppp1ppp/2n5/2b5/3NP3/8/PPP2PPP/RNBQKB1R w KQkq", "c": "C45n", "m": "e2e4 e7e5 g1f3 b8c6 d2d4 e5d4 f3d4 f8c5"}
{"n": "Scotch: Steinitz Variation", "f": "r1b1kbnr/pppp1ppp/2n5/8/3NP2q/8/PPP2PPP/RNBQKB1R w KQkq", "c": "C45e", "m": "e2e4 e7e5 g1f3 b8c6 d2d4 e5d4 f3d4 d8h4"}
{"n": "Nimzo-Indian: Classical, Noa Variation", "f": "rnbqk2r/ppp2ppp/4pn2/3p4/1bPP4/2N5/PPQ1PPPP/R1B1KBNR w KQkq", "c": "E34", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 d7d5"}
{"n": "Caro-Kann: Advance, 4.Bd3", "f": "rn1qkbnr/pp2pppp/2p5/3pPb2/3P4/3B4/PPP2PPP/RNBQK1NR b KQkq", "c": "B12o", "m": "e2e4 c7c6 d2d4 d7d5 e4e5 c8f5 f1d3"}
{"n": "Spanish: 3...a6 4.Bc4", "f": "r1bqkbnr/1ppp1ppp/p1n5/4p3/2B1P3/5N2/PPPP1PPP/RNBQK2R b KQkq", "c": "C68b", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5c4"}
{"n": "Russian Game: 3.Nxe5 d6 4.Nf3", "f": "rnbqkb1r/ppp2ppp/3p1n2/8/4P3/5N2/PPPP1PPP/RNBQKB1R b KQkq", "c": "C42j", "m": "e2e4 e7e5 g1f3 g8f6 f3e5 d7d6 e5f3"}
{"n": "English: Three Knights", "f": "r1bqkbnr/pppp1ppp/2n5/4p3/2P5/2N2N2/PP1PPPPP/R1BQKB1R b KQkq", "c": "A27", "m": "c2c4 e7e5 b1c3 b8c6 g1f3"}
{"n": "French: Winawer, Swiss Variation", "f": "rnbqk1nr/pp3ppp/4p3/b1ppP3/3P4/P1N5/1PP2PPP/R1BQKBNR w KQkq", "c": "C17m", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4a5"}
{"n": "Neo-Gr\u00fcnfeld, 6.O-O c6 7.Qb3 dxc4", "f": "rnbq1rk1/pp2ppbp/2p2np1/8/2pP4/1Q3NP1/PP2PPBP/RNB2RK1 w -", "c": "D78i", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 e1g1 c7c6 d1b3 d5c4"}
{"n": "Torre Attack: 3...Ne4", "f": "rnbqkb1r/ppp1pppp/8/3p2B1/3Pn3/5N2/PPP1PPPP/RN1QKB1R w KQkq", "c": "D03b", "m": "d2d4 d7d5 g1f3 g8f6 c1g5 f6e4"}
{"n": "QGA: Classical, Spassky, 9.b3", "f": "rnb1k2r/1p3ppp/p3pn2/2b5/2B5/1P2PN2/P4PPP/RNBR2K1 b kq", "c": "D27o", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 d4c5 d8d1 f1d1 f8c5 b2b3"}
{"n": "Benoni: S\u00e4misch, 8.Bg5 h6 9.Be3 O-O 10.Qd2 a6 11.a4 Nbd7", "f": "r1bq1rk1/1p1n1pb1/p2p1npp/2pP4/P3P3/2N1BP2/1P1Q2PP/R3KBNR w KQ", "c": "A65x", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f3 f8g7 c1g5 h7h6 g5e3 e8g8 d1d2 a7a6 a2a4 b8d7"}
{"n": "Sicilian: Kan, 5.Bd3 Nf6 6.O-O Qc7 7.Qe2", "f": "rnb1kb1r/1pqp1ppp/p3pn2/8/3NP3/3B4/PPP1QPPP/RNB2RK1 b kq", "c": "B42n", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 a7a6 f1d3 g8f6 e1g1 d8c7 d1e2"}
{"n": "Sicilian: Najdorf, 6.Be2 e5 7.Nb3 Be7 8.O-O O-O 9.Kh1 Be6", "f": "rn1q1rk1/1p2bppp/p2pbn2/4p3/4P3/1NN5/PPP1BPPP/R1BQ1R1K w -", "c": "B92p", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 f1e2 e7e5 d4b3 f8e7 e1g1 e8g8 g1h1 c8e6"}
{"n": "Benoni: Four Pawns, Main Line, 10.e5", "f": "rnbqr1k1/pp3pbp/3p1np1/2pPP3/5P2/2N2N2/PP2B1PP/R1BQK2R b KQ", "c": "A69f", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 g1f3 e8g8 f1e2 f8e8 e4e5"}
{"n": "Spanish: Closed, 8.d3", "f": "r1bq1rk1/2ppbppp/p1n2n2/1p2p3/4P3/1B1P1N2/PPP2PPP/RNBQR1K1 b -", "c": "C88g", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 d2d3"}
{"n": "Sicilian: Maroczy Bind, 6.Nc2 Nf6 7.Nc3 d6 8.Be2 O-O 9.O-O Nd7 10.Bd2 Nc5 11.b4", "f": "r1bq1rk1/pp2ppbp/2np2p1/2n5/1PP1P3/2N5/P1NBBPPP/R2Q1RK1 b -", "c": "B37q", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 d4c2 g8f6 b1c3 d7d6 f1e2 e8g8 e1g1 f6d7 c1d2 d7c5 b2b4"}
{"n": "Caro-Kann: Classical, Spassky, Main Line, 13.Ne4 O-O-O", "f": "2kr1b1r/ppqn1pp1/2p1pn1p/7P/3PN3/3Q1N2/PPPB1PP1/2KR3R w -", "c": "B19s", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 c8f5 e4g3 f5g6 h2h4 h7h6 g1f3 b8d7 h4h5 g6h7 f1d3 h7d3 d1d3 d8c7 c1d2 e7e6 e1c1 g8f6 g3e4 e8c8"}
{"n": "Spanish: Closed, Exchange, 7.d3 Nd7 8.Nbd2 O-O 9.Nc4 f6 10.Nh4", "f": "r1bq1rk1/1ppnb1pp/p1p2p2/4p3/2N1P2N/3P4/PPP2PPP/R1BQ1RK1 b -", "c": "C85p", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 a4c6 d7c6 d2d3 f6d7 b1d2 e8g8 d2c4 f7f6 f3h4"}
{"n": "QGA: Classical, 6...a6 7.Bb3", "f": "rnbqkb1r/1p3ppp/p3pn2/2p5/3P4/1B2PN2/PP3PPP/RNBQ1RK1 b kq", "c": "D27f", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 c4b3"}
{"n": "Semi-Slav: Chigorin Defence", "f": "r1bqk2r/pp1n1ppp/2pbpn2/3p4/2PP4/2NBPN2/PP3PPP/R1BQK2R w KQkq", "c": "D46e", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 f8d6"}
{"n": "French: Classical, Anderssen Variation", "f": "rnbqk2r/ppp1bppp/4pB2/3p4/3PP3/2N5/PPP2PPP/R2QKBNR b KQkq", "c": "C13b", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8e7 g5f6"}
{"n": "QGD: Exchange, 5.Bg5 c6 6.e3", "f": "rnbqkb1r/pp3ppp/2p2n2/3p2B1/3P4/2N1P3/PP3PPP/R2QKBNR b KQkq", "c": "D35m", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1g5 c7c6 e2e3"}
{"n": "QGD: Capablanca-Duras Variation", "f": "rnbqkb1r/ppp2pp1/4pn1p/3p2B1/2PP4/5N2/PP2PPPP/RN1QKB1R w KQkq", "c": "D30w", "m": "d2d4 d7d5 c2c4 e7e6 g1f3 g8f6 c1g5 h7h6"}
{"n": "Four Knights: Rubinstein, Exchange Variation", "f": "r1bqkb1r/pppp1ppp/5n2/1B2p3/3NP3/2N5/PPPP1PPP/R1BQK2R b KQkq", "c": "C48k", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 f1b5 c6d4 f3d4"}
{"n": "Slav: Dutch Variation", "f": "rn1qkb1r/pp2pppp/2p2n2/5b2/P1pP4/2N1PN2/1P3PPP/R1BQKB1R b KQkq", "c": "D18a", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 e2e3"}
{"n": "Sicilian: Boleslavsky, 7.Nf3 h6", "f": "r1bqkb1r/pp3pp1/2np1n1p/4p3/4P3/2N2N2/PPP1BPPP/R1BQK2R w KQkq", "c": "B58i", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1e2 e7e5 d4f3 h7h6"}
{"n": "Four Knights: Rubinstein, 5.Ba4 Bc5", "f": "r1bqk2r/pppp1ppp/5n2/2b1p3/B2nP3/2N2N2/PPPP1PPP/R1BQK2R w KQkq", "c": "C48q", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 f1b5 c6d4 b5a4 f8c5"}
{"n": "Spanish: Open, Knorre Variation", "f": "r1bqkb1r/1ppp1ppp/p1n5/4p3/B3n3/2N2N2/PPPP1PPP/R1BQ1RK1 b kq", "c": "C80b", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 b1c3"}
{"n": "Italian: Rousseau Gambit", "f": "r1bqkbnr/pppp2pp/2n5/4pp2/2B1P3/5N2/PPPP1PPP/RNBQK2R w KQkq", "c": "C50b", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 f7f5"}
{"n": "Caro-Kann: Exchange, Rubinstein, 7.Qb3 Qd7", "f": "r3kb1r/pp1qpppp/2n2n2/3p4/3P1Bb1/1QPB4/PP3PPP/RN2K1NR w KQkq", "c": "B13m", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 f1d3 b8c6 c2c3 g8f6 c1f4 c8g4 d1b3 d8d7"}
{"n": "Sicilian: Dragon, 6.Be2 a6", "f": "rnbqkb1r/1p2pp1p/p2p1np1/8/3NP3/2N5/PPP1BPPP/R1BQK2R w KQkq", "c": "B70j", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 f1e2 a7a6"}
{"n": "Queen's Indian: Miles Variation", "f": "rnbqkb1r/p1pp1ppp/1p2pn2/8/2PP1B2/5N2/PP2PPPP/RN1QKB1R b KQkq", "c": "E12b", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 c1f4"}
{"n": "King's Indian: Four Pawns Attack, 5...c5 6.d5", "f": "rnbqk2r/pp2ppbp/3p1np1/2pP4/2P1PP2/2N5/PP4PP/R1BQKBNR b KQkq", "c": "E76c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f4 c7c5 d4d5"}
{"n": "Three Knights: 3...Bb4 4.Nd5", "f": "r1bqk1nr/pppp1ppp/2n5/3Np3/1b2P3/5N2/PPPP1PPP/R1BQKB1R b KQkq", "c": "C46h", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 f8b4 c3d5"}
{"n": "Gr\u00fcnfeld: 5.Bg5 Ne4 6.cxd5 Nxg5 7.Nxg5 e6 8.Nf3 exd5 9.e3 O-O 10.Bd3", "f": "rnbq1rk1/ppp2pbp/6p1/3p4/3P4/2NBPN2/PP3PPP/R2QK2R b KQ", "c": "D91r", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 c1g5 f6e4 c4d5 e4g5 f3g5 e7e6 g5f3 e6d5 e2e3 e8g8 f1d3"}
{"n": "QGD: Alatortsev, Exchange", "f": "rnbqk1nr/ppp1bppp/4p3/3P4/3P4/2N5/PP2PPPP/R1BQKBNR b KQkq", "c": "D31e", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 f8e7 c4d5"}
{"n": "Richter-Veresov: 3...Ne4", "f": "rnbqkb1r/ppp1pppp/8/3p2B1/3Pn3/2N5/PPP1PPPP/R2QKBNR w KQkq", "c": "D01b", "m": "d2d4 d7d5 b1c3 g8f6 c1g5 f6e4"}
{"n": "Benoni: Fianchetto, 9...Nbd7", "f": "r1bq1rk1/pp1n1pbp/3p1np1/2pP4/8/2N2NP1/PP2PPBP/R1BQ1RK1 w -", "c": "A63", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 g1f3 g7g6 g2g3 f8g7 f1g2 e8g8 e1g1 b8d7"}
{"n": "Trompowsky Opening", "f": "rnbqkb1r/pppppppp/5n2/6B1/3P4/8/PPP1PPPP/RN1QKBNR b KQkq", "c": "A45j", "m": "d2d4 g8f6 c1g5"}
{"n": "Benko Gambit: 4.cxb5 a6 5.e3", "f": "rnbqkb1r/3ppppp/p4n2/1PpP4/8/4P3/PP3PPP/RNBQKBNR b KQkq", "c": "A57m", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 e2e3"}
{"n": "French: Exchange, 4.Nc3 Nf6", "f": "rnbqkb1r/ppp2ppp/5n2/3p4/3P4/2N5/PPP2PPP/R1BQKBNR w KQkq", "c": "C01s", "m": "e2e4 e7e6 d2d4 d7d5 e4d5 e6d5 b1c3 g8f6"}
{"n": "English: Symmetrical, Geller, 7.Nb3 Ne5", "f": "r1b1kb1r/pp1p1ppp/1q2pn2/4n3/2P5/1NN3P1/PP2PP1P/R1BQKB1R w KQkq", "c": "A33q", "m": "c2c4 c7c5 g1f3 g8f6 d2d4 c5d4 f3d4 e7e6 b1c3 b8c6 g2g3 d8b6 d4b3 c6e5"}
{"n": "French: Tarrasch, Guimard, 4.c3 e5", "f": "r1bqkbnr/ppp2ppp/2n5/3pp3/3PP3/2P5/PP1N1PPP/R1BQKBNR w KQkq", "c": "C03n", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 b8c6 c2c3 e6e5"}
{"n": "Spanish: Schliemann, 4.Nc3 fxe4 5.Nxe4 d5 6.Nxe5 dxe4 7.Nxc6 Qd5", "f": "r1b1kbnr/ppp3pp/2N5/1B1q4/4p3/8/PPPP1PPP/R1BQK2R w KQkq", "c": "C63t", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f7f5 b1c3 f5e4 c3e4 d7d5 f3e5 d5e4 e5c6 d8d5"}
{"n": "French: Winawer, Poisoned Pawn, Euwe-Gligoric Variation", "f": "rnb1k1r1/ppq1np1Q/4p3/3pP3/3p4/P1P5/2P2PPP/R1BK1BNR b q", "c": "C18s", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3 b2c3 g8e7 d1g4 d8c7 g4g7 h8g8 g7h7 c5d4 e1d1"}
{"n": "Spanish: Archangelsk, 7.Re1 Bc5 8.c3 d6", "f": "r2qk2r/1bp2ppp/p1np1n2/1pb1p3/4P3/1BP2N2/PP1P1PPP/RNBQR1K1 w kq", "c": "C78u", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 b7b5 a4b3 c8b7 f1e1 f8c5 c2c3 d7d6"}
{"n": "Slav: Slav-Reti System", "f": "rn1qkb1r/pp2pppp/2p2n2/3p1b2/2PP4/5NP1/PP2PP1P/RNBQKB1R w KQkq", "c": "D11o", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 g2g3 c8f5"}
{"n": "Caro-Kann: Two Knights, 3...Bg4 4.h3 Bxf3 5.Qxf3 e6", "f": "rn1qkbnr/pp3ppp/2p1p3/3p4/4P3/2N2Q1P/PPPP1PP1/R1B1KB1R w KQkq", "c": "B11g", "m": "e2e4 c7c6 b1c3 d7d5 g1f3 c8g4 h2h3 g4f3 d1f3 e7e6"}
{"n": "Slav: Dutch, 8...O-O 9.Qe2 Nbd7 10.e4 Bg6 11.Bd3 Re8", "f": "r2qr1k1/pp1n1ppp/2p1pnb1/8/Pb1PP3/2NB1N2/1P2QPPP/R1B2RK1 w -", "c": "D19m", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 e2e3 e7e6 f1c4 f8b4 e1g1 e8g8 d1e2 b8d7 e3e4 f5g6 c4d3 f8e8"}
{"n": "French: Tarrasch, Closed, 5.f4 c5 6.c3 Nc6 7.Ndf3 cxd4", "f": "r1bqkb1r/pp1n1ppp/2n1p3/3pP3/3p1P2/2P2N2/PP4PP/R1BQKBNR w KQkq", "c": "C05h", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 g8f6 e4e5 f6d7 f2f4 c7c5 c2c3 b8c6 d2f3 c5d4"}
{"n": "Gr\u00fcnfeld: Russian, Smyslov, Main Line, 9...Nb6", "f": "rn1q1rk1/ppp1ppbp/1n4p1/8/3PP1b1/1QN1BN2/PP3PPP/R3KB1R w KQ", "c": "D99c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 d1b3 d5c4 b3c4 e8g8 e2e4 c8g4 c1e3 f6d7 c4b3 d7b6"}
{"n": "Ware Opening", "f": "rnbqkbnr/pppppppp/8/8/P7/8/1PPPPPPP/RNBQKBNR b KQkq", "c": "A00e", "m": "a2a4"}
{"n": "Sicilian, Chekhover Variation", "f": "rnbqkbnr/pp2pppp/3p4/8/3QP3/5N2/PPP2PPP/RNB1KB1R b KQkq", "c": "B53d", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 d1d4"}
{"n": "Sicilian: Richter-Rauzer, Larsen, 7.Qd2 a6", "f": "r2qkb1r/1p1bpppp/p1np1n2/6B1/3NP3/2N5/PPPQ1PPP/R3KB1R w KQkq", "c": "B61b", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 c8d7 d1d2 a7a6"}
{"n": "QGA: Alekhine, 4.e3 e6 5.Bxc4", "f": "rnbqkbnr/1pp2ppp/p3p3/8/2BP4/4PN2/PP3PPP/RNBQK2R b KQkq", "c": "D22d", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 a7a6 e2e3 e7e6 f1c4"}
{"n": "Sicilian: Maroczy Bind, 5...Nf6 6.Nc3 d6 7.Be2 Nxd4 8.Qxd4 Bg7 9.Bg5 O-O", "f": "r1bq1rk1/pp2ppbp/3p1np1/6B1/2PQP3/2N5/PP2BPPP/R3K2R w KQ", "c": "B36l", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 g8f6 b1c3 d7d6 f1e2 c6d4 d1d4 f8g7 c1g5 e8g8"}
{"n": "QGA: Janowski-Larsen Variation", "f": "rn1qkb1r/ppp1pppp/5n2/8/2pP2b1/4PN2/PP3PPP/RNBQKB1R w KQkq", "c": "D25g", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 c8g4"}
{"n": "QGD: Chigorin, 3.cxd5", "f": "r1bqkbnr/ppp1pppp/2n5/3P4/3P4/8/PP2PPPP/RNBQKBNR b KQkq", "c": "D07c", "m": "d2d4 d7d5 c2c4 b8c6 c4d5"}
{"n": "King's Indian: 6.Be2 c5 7.d5 e6", "f": "rnbq1rk1/pp3pbp/3ppnp1/2pP4/2P1P3/2N2N2/PP2BPPP/R1BQK2R w KQ", "c": "E91h", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 c7c5 d4d5 e7e6"}
{"n": "Spanish: Open Berlin, 5.d4 Nd6 6.Bxc6", "f": "r1bqkb1r/pppp1ppp/2Bn4/4p3/3P4/5N2/PPP2PPP/RNBQ1RK1 b kq", "c": "C67o", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 e1g1 f6e4 d2d4 e4d6 b5c6"}
{"n": "Benoni: 2...c5 3.e3 g6", "f": "rnbqkb1r/pp1ppp1p/5np1/2p5/2PP4/4P3/PP3PPP/RNBQKBNR w KQkq", "c": "A56c", "m": "d2d4 g8f6 c2c4 c7c5 e2e3 g7g6"}
{"n": "Sicilian: Closed, 6.Be3", "f": "r1bqk1nr/pp2ppbp/2np2p1/2p5/4P3/2NPB1P1/PPP2PBP/R2QK1NR b KQkq", "c": "B26a", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 c1e3"}
{"n": "Semi-Slav: 6.Qc2 Bd6 7.Be2 O-O 8.O-O Re8", "f": "r1bqr1k1/pp1n1ppp/2pbpn2/3p4/2PP4/2N1PN2/PPQ1BPPP/R1B2RK1 w -", "c": "D45y", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 d1c2 f8d6 f1e2 e8g8 e1g1 f8e8"}
{"n": "Alekhine: 4.c4 Nb6 5.Nf3", "f": "rnbqkb1r/ppp1pppp/1n1p4/4P3/2PP4/5N2/PP3PPP/RNBQKB1R b KQkq", "c": "B03f", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 c2c4 d5b6 g1f3"}
{"n": "Slav: Exchange, 5.Nc3 a6 6.Ne5", "f": "rnbqkb1r/1p2pppp/p4n2/3pN3/3P4/2N5/PP2PPPP/R1BQKB1R b KQkq", "c": "D13f", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 c4d5 c6d5 b1c3 a7a6 f3e5"}
{"n": "Budapest: Alekhine, Abonyi Variation", "f": "rnbqkb1r/pppp1ppp/2n5/8/2P1PP2/8/PP4PP/RNBQKBNR w KQkq", "c": "A52d", "m": "d2d4 g8f6 c2c4 e7e5 d4e5 f6g4 e2e4 g4e5 f2f4 e5c6"}
{"n": "Gr\u00fcnfeld: Russian, Alekhine, 8.e5", "f": "rnbq1rk1/1pp1ppbp/p4np1/4P3/2QP4/2N2N2/PP3PPP/R1B1KB1R b KQ", "c": "D97h", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 d1b3 d5c4 b3c4 e8g8 e2e4 a7a6 e4e5"}
{"n": "Spanish: Closed, Zaitsev, 12.a4", "f": "r2qrbk1/1bp2ppp/p1np1n2/1p2p3/P2PP3/1BP2N1P/1P1N1PP1/R1BQR1K1 b -", "c": "C92q", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c8b7 d2d4 f8e8 b1d2 e7f8 a2a4"}
{"n": "Two Knights: 4.d3", "f": "r1bqkb1r/pppp1ppp/2n2n2/4p3/2B1P3/3P1N2/PPP2PPP/RNBQK2R b KQkq", "c": "C55c", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 d2d3"}
{"n": "Queen's Indian: 6.O-O", "f": "rn1qk2r/pbppbppp/1p2pn2/8/2PP4/5NP1/PP2PPBP/RNBQ1RK1 b kq", "c": "E17l", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1"}
{"n": "Two Knights: Morphy, Colman Variation", "f": "1rbqkb1r/p4ppp/2p2n2/nB2p1N1/8/5Q2/PPPP1PPP/RNB1K2R w KQk", "c": "C58g", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 f3g5 d7d5 e4d5 c6a5 c4b5 c7c6 d5c6 b7c6 d1f3 a8b8"}
{"n": "Sicilian: Smith-Morra, 3.c3 d5", "f": "rnbqkbnr/pp2pppp/8/3p4/3pP3/2P5/PP3PPP/RNBQKBNR w KQkq", "c": "B21q", "m": "e2e4 c7c5 d2d4 c5d4 c2c3 d7d5"}
{"n": "Vienna: 3.Bc4 Nc6 4.f4", "f": "r1bqkb1r/pppp1ppp/2n2n2/4p3/2B1PP2/2N5/PPPP2PP/R1BQK1NR b KQkq", "c": "C28b", "m": "e2e4 e7e5 b1c3 g8f6 f1c4 b8c6 f2f4"}
{"n": "KGD: Classical, 3.Nf3 d6 4.Nc3 Nf6 5.Bc4", "f": "rnbqk2r/ppp2ppp/3p1n2/2b1p3/2B1PP2/2N2N2/PPPP2PP/R1BQK2R b KQkq", "c": "C30m", "m": "e2e4 e7e5 f2f4 f8c5 g1f3 d7d6 b1c3 g8f6 f1c4"}
{"n": "Four Knights: Scotch, Krause Variation", "f": "r1bqk2r/pppp1ppp/2n2n2/4N3/1b1PP3/2N5/PPP2PPP/R1BQKB1R b KQkq", "c": "C47k", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 d2d4 f8b4 f3e5"}
{"n": "Semi-Slav: 5.g3", "f": "rnbqkb1r/pp3ppp/2p1pn2/3p4/2PP4/2N2NP1/PP2PP1P/R1BQKB1R b KQkq", "c": "D43b", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 g2g3"}
{"n": "Spanish: Closed, Chigorin, 12...Nc6 13.d5 Nd8 14.Nf1", "f": "r1bn1rk1/2q1bppp/p2p1n2/1ppPp3/4P3/2P2N1P/PPB2PP1/R1BQRNK1 b -", "c": "C98h", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 d8c7 b1d2 a5c6 d4d5 c6d8 d2f1"}
{"n": "Dutch: 2.Nf3 e6 3.d5", "f": "rnbqkbnr/pppp2pp/4p3/3P1p2/8/5N2/PPP1PPPP/RNBQKB1R b KQkq", "c": "A80s", "m": "d2d4 f7f5 g1f3 e7e6 d4d5"}
{"n": "QGD Tarrasch: 9.Bg5", "f": "r1bq1rk1/pp2bppp/2n2n2/2pp2B1/3P4/2N2NP1/PP2PPBP/R2Q1RK1 b -", "c": "D34o", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 g8f6 f1g2 f8e7 e1g1 e8g8 c1g5"}
{"n": "Queen's Indian: Nimzowitsch, 5.Qa4 c5", "f": "rn1qkb1r/p2p1ppp/bp2pn2/2p5/Q1PP4/5NP1/PP2PP1P/RNB1KB1R w KQkq", "c": "E15j", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8a6 d1a4 c7c5"}
{"n": "Caro-Kann: Panov-Botvinnik, 5...e6 6.Nf3 Bb4", "f": "rnbqk2r/pp3ppp/4pn2/3p4/1bPP4/2N2N2/PP3PPP/R1BQKB1R w KQkq", "c": "B14p", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 c2c4 g8f6 b1c3 e7e6 g1f3 f8b4"}
{"n": "Sicilian: Richter-Rauzer, 7...a6, 9.Be2", "f": "r2qkb1r/1p1b1ppp/p1nppn2/6B1/3NP3/2N5/PPPQBPPP/2KR3R b kq", "c": "B67b", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1g5 e7e6 d1d2 a7a6 e1c1 c8d7 f1e2"}
{"n": "Sicilian: Closed, 6.Be3 Rb8 7.Qd2", "f": "1rbqk1nr/pp2ppbp/2np2p1/2p5/4P3/2NPB1P1/PPPQ1PBP/R3K1NR b KQk", "c": "B26h", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 c1e3 a8b8 d1d2"}
{"n": "King's Indian: Four Pawns Attack, 6.Nf3 c5 7.d5", "f": "rnbq1rk1/pp2ppbp/3p1np1/2pP4/2P1PP2/2N2N2/PP4PP/R1BQKB1R b KQ", "c": "E76n", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f4 e8g8 g1f3 c7c5 d4d5"}
{"n": "QGD: Semi-Tarrasch, 6.g3, Main Line, 9.e4 Nb6", "f": "r1bq1rk1/pp2bppp/1nn1p3/2p5/3PP3/2N2NP1/PP3PBP/R1BQ1RK1 w -", "c": "D41f", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 c4d5 f6d5 g2g3 b8c6 f1g2 f8e7 e1g1 e8g8 e2e4 d5b6"}
{"n": "Modern: Averbakh", "f": "rnbqk1nr/ppp1ppbp/3p2p1/8/2PPP3/2N5/PP3PPP/R1BQKBNR b KQkq", "c": "A42a", "m": "d2d4 d7d6 c2c4 g7g6 b1c3 f8g7 e2e4"}
{"n": "French: Winawer, 6...Ne7 7.Nf3 Bd7 8.a4", "f": "rn1qk2r/pp1bnppp/4p3/2ppP3/P2P4/2P2N2/2P2PPP/R1BQKB1R b KQkq", "c": "C19k", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3 b2c3 g8e7 g1f3 c8d7 a3a4"}
{"n": "King's Indian: 6.Be2 e5 Queenswap", "f": "rnbq1rk1/ppp2pbp/3p1np1/4P3/2P1P3/2N2N2/PP2BPPP/R1BQK2R b KQ", "c": "E92b", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 d4e5"}
{"n": "Spanish: Closed, Averbakh, 7.c3 O-O 8.h3", "f": "r1bq1rk1/1pp1bppp/p1np1n2/4p3/B3P3/2P2N1P/PP1P1PP1/RNBQR1K1 b -", "c": "C87n", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 d7d6 c2c3 e8g8 h2h3"}
{"n": "Queen's Indian: Capablanca, Nimzowitsch, 7.O-O Bxd2 8.Qxd2", "f": "rn2k2r/pbppqppp/1p2pn2/8/2PP4/5NP1/PP1QPPBP/RN3RK1 b kq", "c": "E16i", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8b4 c1d2 d8e7 e1g1 b4d2 d1d2"}
{"n": "Sicilian: Alapin, 2...d5 3.exd5 Qxd5 4.d4 Nc6", "f": "r1b1kbnr/pp2pppp/2n5/2pq4/3P4/2P5/PP3PPP/RNBQKBNR w KQkq", "c": "B22h", "m": "e2e4 c7c5 c2c3 d7d5 e4d5 d8d5 d2d4 b8c6"}
{"n": "King's Indian: Four Pawns Attack, Main Line, 9...Bd7", "f": "r2q1rk1/pp1bppbp/2np1np1/8/2PNPP2/2N1B3/PP2B1PP/R2QK2R w KQ", "c": "E79e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f4 e8g8 f1e2 c7c5 g1f3 c5d4 f3d4 b8c6 c1e3 c8d7"}
{"n": "King's Indian: Fianchetto, Classical, 9.h3 exd4 10.Nxd4 Re8", "f": "r1bqr1k1/pp1n1pbp/2pp1np1/8/2PNP3/2N3PP/PP3PB1/R1BQ1RK1 w -", "c": "E69f", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 c7c6 h2h3 e5d4 f3d4 f8e8"}
{"n": "French: MacCutcheon", "f": "rnbqk2r/ppp2ppp/4pn2/3p2B1/1b1PP3/2N5/PPP2PPP/R2QKBNR w KQkq", "c": "C12a", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8b4"}
{"n": "Semi-Slav: Meran, Capablanca, 8...a6", "f": "r1bqkb1r/3n1ppp/p1p1pn2/1p6/3P4/2N1PN2/PP2BPPP/R1BQK2R w KQkq", "c": "D47e", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4e2 a7a6"}
{"n": "Queen's Pawn Game", "f": "rnbqkbnr/ppp1pppp/8/3p4/3P4/8/PPP1PPPP/RNBQKBNR w KQkq", "c": "D00a", "m": "d2d4 d7d5"}
{"n": "Spanish: Closed, Averbakh, 7.c3 O-O 8.h3 Bd7", "f": "r2q1rk1/1ppbbppp/p1np1n2/4p3/B3P3/2P2N1P/PP1P1PP1/RNBQR1K1 w -", "c": "C87o", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 d7d6 c2c3 e8g8 h2h3 c8d7"}
{"n": "French: Winawer, 4.e5 b6", "f": "rnbqk1nr/p1p2ppp/1p2p3/3pP3/1b1P4/2N5/PPP2PPP/R1BQKBNR w KQkq", "c": "C16b", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 b7b6"}
{"n": "Sicilian: Najdorf, 6.g3 e5 7.Nde2", "f": "rnbqkb1r/1p3ppp/p2p1n2/4p3/4P3/2N3P1/PPP1NP1P/R1BQKB1R b KQkq", "c": "B91i", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 g2g3 e7e5 d4e2"}
{"n": "English: 1...e6 2.Nc3", "f": "rnbqkbnr/pppp1ppp/4p3/8/2P5/2N5/PP1PPPPP/R1BQKBNR b KQkq", "c": "A13e", "m": "c2c4 e7e6 b1c3"}
{"n": "Sicilian: Maroczy Bind, Simagin Variation", "f": "r1bqk2r/pp2ppbp/2np2pn/8/2P1P3/8/PPN1BPPP/RNBQK2R w KQkq", "c": "B37f", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 d4c2 d7d6 f1e2 g8h6"}
{"n": "Spanish: Open, 6.Re1 Nc5 7.Bxc6", "f": "r1bqkb1r/1ppp1ppp/p1B5/2n1p3/8/5N2/PPPP1PPP/RNBQR1K1 b kq", "c": "C80e", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 f1e1 e4c5 a4c6"}
{"n": "QGA: Classical, 7.Qe2 b5", "f": "rnbqkb1r/5ppp/p3pn2/1pp5/2BP4/4PN2/PP2QPPP/RNB2RK1 w kq", "c": "D28d", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 d1e2 b7b5"}
{"n": "Budapest: Rubinstein Variation", "f": "rnbqkb1r/pppp1ppp/8/4P3/2P2Bn1/8/PP2PPPP/RN1QKBNR b KQkq", "c": "A52h", "m": "d2d4 g8f6 c2c4 e7e5 d4e5 f6g4 c1f4"}
{"n": "Catalan: Open, 5.Nf3 Nc6 6.Qa4", "f": "r1bqkb1r/ppp2ppp/2n1pn2/8/Q1pP4/5NP1/PP2PPBP/RNB1K2R b KQkq", "c": "E04v", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 b8c6 d1a4"}
{"n": "Sicilian: Prins (Moscow), 5...Nc6 6.c4 Nxd4", "f": "r1bqkb1r/pp2pppp/3p1n2/8/2PnP3/5P2/PP4PP/RNBQKB1R w KQkq", "c": "B54j", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 f2f3 b8c6 c2c4 c6d4"}
{"n": "QGD: Ragozin, 5.Bg5 h6 6.Bxf6 Qxf6 7.e3 O-O 8.Rc1", "f": "rnb2rk1/ppp2pp1/4pq1p/3p4/1bPP4/2N1PN2/PP3PPP/2RQKB1R b K", "c": "D38p", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8b4 c1g5 h7h6 g5f6 d8f6 e2e3 e8g8 a1c1"}
{"n": "Vienna Gambit: Paulsen Attack", "f": "rnbqkb1r/ppp2ppp/8/3pP3/4n3/2N2Q2/PPPP2PP/R1B1KBNR b KQkq", "c": "C29k", "m": "e2e4 e7e5 b1c3 g8f6 f2f4 d7d5 f4e5 f6e4 d1f3"}
{"n": "King's Indian: Fianchetto, Classical, 8.e4 c6", "f": "r1bq1rk1/pp1n1pbp/2pp1np1/4p3/2PPP3/2N2NP1/PP3PBP/R1BQ1RK1 w -", "c": "E68j", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 c7c6"}
{"n": "King's Indian: Gligoric-Taimanov, 7...c6", "f": "rnbq1rk1/pp3pbp/2pp1np1/4p3/2PPP3/2N1BN2/PP2BPPP/R2QK2R w KQ", "c": "E92h", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 c1e3 c7c6"}
{"n": "King's Indian: 3.f3", "f": "rnbqkb1r/pppppp1p/5np1/8/2PP4/5P2/PP2P1PP/RNBQKBNR b KQkq", "c": "E60d", "m": "d2d4 g8f6 c2c4 g7g6 f2f3"}
{"n": "King's Indian: S\u00e4misch, Orthodox, 7.Nge2 Nc6", "f": "r1bq1rk1/ppp2pbp/2np1np1/4p3/2PPP3/2N1BP2/PP2N1PP/R2QKB1R w KQ", "c": "E85g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 g1e2 b8c6"}
{"n": "QGD: 4.Nf3 Be7", "f": "rnbqk2r/ppp1bppp/4pn2/3p4/2PP4/2N2N2/PP2PPPP/R1BQKB1R w KQkq", "c": "D37d", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8e7"}
{"n": "French: Tarrasch, Open, 4.exd5 exd5 5.Bb5+ Nc6 6.Qe2+", "f": "r1bqkbnr/pp3ppp/2n5/1Bpp4/3P4/8/PPPNQPPP/R1B1K1NR b KQkq", "c": "C08c", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 e4d5 e6d5 f1b5 b8c6 d1e2"}
{"n": "Reti: Advance, 3.g3 g6", "f": "rnbqkbnr/ppp1pp1p/6p1/8/2Pp4/5NP1/PP1PPP1P/RNBQKB1R w KQkq", "c": "A09i", "m": "g1f3 d7d5 c2c4 d5d4 g2g3 g7g6"}
{"n": "Benoni: Classical, 8.h3 O-O 9.Bd3 b5 10.Nxb5 Re8", "f": "rnbqr1k1/p4pbp/3p1np1/1NpP4/4P3/3B1N1P/PP3PP1/R1BQK2R w KQ", "c": "A70x", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 g1f3 f8g7 h2h3 e8g8 f1d3 b7b5 c3b5 f8e8"}
{"n": "Semi-Slav: Marshall Gambit, 8.Be2 Na6", "f": "r1b1k1nr/pp3ppp/n1p1p3/8/1BP1q3/8/PP2BPPP/R2QK1NR w KQkq", "c": "D31z", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c6 e2e4 d5e4 c3e4 f8b4 c1d2 d8d4 d2b4 d4e4 f1e2 b8a6"}
{"n": "Benko Gambit: 4.Nf3 g6 5.cxb5", "f": "rnbqkb1r/p2ppp1p/5np1/1PpP4/8/5N2/PP2PPPP/RNBQKB1R b KQkq", "c": "A57g", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 g1f3 g7g6 c4b5"}
{"n": "English: Symmetrical, 5.Nf3 e6 6.O-O", "f": "r1bqk1nr/pp1p1pbp/2n1p1p1/2p5/2P5/2N2NP1/PP1PPPBP/R1BQ1RK1 b kq", "c": "A37l", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 e7e6 e1g1"}
{"n": "Old Benoni: Czech, 3.e4 d6 4.Bd3", "f": "rnbqkbnr/pp3ppp/3p4/2pPp3/4P3/3B4/PPP2PPP/RNBQK1NR b KQkq", "c": "A44p", "m": "d2d4 c7c5 d4d5 e7e5 e2e4 d7d6 f1d3"}
{"n": "Sicilian: Taimanov, Four Knights", "f": "r1bqkb1r/pp1p1ppp/2n1pn2/8/3NP3/2N5/PPP2PPP/R1BQKB1R w KQkq", "c": "B45d", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 g8f6"}
{"n": "Old Benoni: Czech, 3.e4 d6 4.Nc3 g6", "f": "rnbqkbnr/pp3p1p/3p2p1/2pPp3/4P3/2N5/PPP2PPP/R1BQKBNR w KQkq", "c": "A44s", "m": "d2d4 c7c5 d4d5 e7e5 e2e4 d7d6 b1c3 g7g6"}
{"n": "Sicilian: Najdorf, 6.g3 e5 7.Nb3", "f": "rnbqkb1r/1p3ppp/p2p1n2/4p3/4P3/1NN3P1/PPP2P1P/R1BQKB1R b KQkq", "c": "B91g", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 g2g3 e7e5 d4b3"}
{"n": "Queen's Indian: 6.O-O d5", "f": "rn1qk2r/pbp1bppp/1p2pn2/3p4/2PP4/5NP1/PP2PPBP/RNBQ1RK1 w kq", "c": "E17m", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 d7d5"}
{"n": "Semi-Slav: Meran, Reynolds, 10...c4", "f": "r1bqkb1r/3n1ppp/p3pn2/1p1P4/2p1P3/2NB1N2/PP3PPP/R1BQK2R w KQkq", "c": "D48o", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 a7a6 e3e4 c6c5 d4d5 c5c4"}
{"n": "Semi-Slav: Meran, Wade, 9.e4", "f": "r2qkb1r/pb1n1ppp/2p1pn2/1p6/3PP3/2NB1N2/PP3PPP/R1BQK2R b KQkq", "c": "D47q", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 c8b7 e3e4"}
{"n": "Queen's Pawn: Modern", "f": "rnbqkbnr/pppppp1p/6p1/8/2PP4/8/PP2PPPP/RNBQKBNR b KQkq", "c": "A40u", "m": "d2d4 g7g6 c2c4"}
{"n": "Sicilian: Rossolimo, 3...g6 4.O-O Bg7 5.c3", "f": "r1bqk1nr/pp1pppbp/2n3p1/1Bp5/4P3/2P2N2/PP1P1PPP/RNBQ1RK1 b kq", "c": "B31h", "m": "e2e4 c7c5 g1f3 b8c6 f1b5 g7g6 e1g1 f8g7 c2c3"}
{"n": "Catalan: Closed", "f": "rnbqk2r/ppp1bppp/4pn2/3p4/2PP4/6P1/PP2PPBP/RNBQK1NR w KQkq", "c": "E06", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 f8e7"}
{"n": "Sicilian: 2.Nf3 d6 3.c3, Torre Variation", "f": "rnbqk2r/pp2ppbp/3p1np1/1Bp5/4P3/2P2N2/PP1P1PPP/RNBQ1RK1 b kq", "c": "B50w", "m": "e2e4 c7c5 g1f3 d7d6 c2c3 g8f6 f1e2 g7g6 e1g1 f8g7 e2b5"}
{"n": "QGA: 4.Nc3 c5 5.d5", "f": "rnbqkb1r/pp2pppp/5n2/2pP4/2p5/2N2N2/PP2PPPP/R1BQKB1R b KQkq", "c": "D24e", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 b1c3 c7c5 d4d5"}
{"n": "Elephant Gambit", "f": "rnbqkbnr/ppp2ppp/8/3pp3/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq", "c": "C40e", "m": "e2e4 e7e5 g1f3 d7d5"}
{"n": "Sicilian: Najdorf, 6.Bg5 e5", "f": "rnbqkb1r/1p3ppp/p2p1n2/4p1B1/3NP3/2N5/PPP2PPP/R2QKB1R w KQkq", "c": "B94c", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e5"}
{"n": "Nimzo-Indian: S\u00e4misch, 5...c5 6.f3 d5 7.cxd5", "f": "rnbqk2r/pp3ppp/4pn2/2pP4/3P4/P1P2P2/4P1PP/R1BQKBNR b KQkq", "c": "E25", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 a2a3 b4c3 b2c3 c7c5 f2f3 d7d5 c4d5"}
{"n": "QGA: Classical, Rubinstein, 8.Qe2 cxd4", "f": "r1bqkb1r/1p3ppp/p1n1pn2/8/P1Bp4/4PN2/1P2QPPP/RNB2RK1 w kq", "c": "D27v", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 a2a4 b8c6 d1e2 c5d4"}
{"n": "Richter-Veresov: 3...Nbd7 4.Nf3 h6", "f": "r1bqkb1r/pppnppp1/5n1p/3p2B1/3P4/2N2N2/PPP1PPPP/R2QKB1R w KQkq", "c": "D01o", "m": "d2d4 d7d5 b1c3 g8f6 c1g5 b8d7 g1f3 h7h6"}
{"n": "Spanish: Steinitz Deferred", "f": "r1bqkb1r/1pp2ppp/p1np1n2/4p3/B3P3/5N2/PPPP1PPP/RNBQ1RK1 w kq", "c": "C79", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 d7d6"}
{"n": "Catalan: 3...c5", "f": "rnbqkb1r/pp1p1ppp/4pn2/2p5/2PP4/6P1/PP2PP1P/RNBQKBNR w KQkq", "c": "E00h", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 c7c5"}
{"n": "Sicilian: 2...Nc6 3.b3", "f": "r1bqkbnr/pp1ppppp/2n5/2p5/4P3/1P3N2/P1PP1PPP/RNBQKB1R b KQkq", "c": "B30b", "m": "e2e4 c7c5 g1f3 b8c6 b2b3"}
{"n": "Queen's Indian: Rubinstein Variation", "f": "rn1qkb1r/pb1p1ppp/1p3n2/2pp4/2P4N/6P1/PP2PPBP/RNBQK2R b KQkq", "c": "E15v", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 c7c5 d4d5 e6d5 f3h4"}
{"n": "Alekhine: Chase Variation", "f": "rnbqkb1r/pppppppp/8/3nP3/2P5/8/PP1P1PPP/RNBQKBNR b KQkq", "c": "B02r", "m": "e2e4 g8f6 e4e5 f6d5 c2c4"}
{"n": "QGD: Chigorin, 3.cxd5 Main Line, 7.Bxc3", "f": "r1b1k1nr/ppp2ppp/2n5/3qp3/3P4/2B1P3/PP3PPP/R2QKBNR b KQkq", "c": "D07e", "m": "d2d4 d7d5 c2c4 b8c6 c4d5 d8d5 e2e3 e7e5 b1c3 f8b4 c1d2 b4c3 d2c3"}
{"n": "QGD: Semi-Tarrasch, 5.cxd5 Nxd5", "f": "rnbqkb1r/pp3ppp/4p3/2pn4/3P4/2N2N2/PP2PPPP/R1BQKB1R w KQkq", "c": "D41c", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 c4d5 f6d5"}
{"n": "Semi-Slav: Botvinnik, Szabo Variation", "f": "r1bqkb1r/p2n1p2/2p1pn2/1p2P1B1/2pP4/2N2Q2/PP3PPP/R3KB1R b KQkq", "c": "D44n", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 c1g5 d5c4 e2e4 b7b5 e4e5 h7h6 g5h4 g7g5 f3g5 h6g5 h4g5 b8d7 d1f3"}
{"n": "Nimzo-Indian: Leningrad, Main Line, 7.e3 exd5", "f": "rnbqk2r/pp3pp1/3p1n1p/2pp4/1bP4B/2N1P3/PP3PPP/R2QKBNR w KQkq", "c": "E31d", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 c1g5 h7h6 g5h4 c7c5 d4d5 d7d6 e2e3 e6d5"}
{"n": "Sicilian: Kan, Polugaevsky, 6.Nb3 Ba7", "f": "rnbqk1nr/bp1p1ppp/p3p3/8/4P3/1N1B4/PPP2PPP/RNBQK2R w KQkq", "c": "B42g", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 a7a6 f1d3 f8c5 d4b3 c5a7"}
{"n": "Spanish: Closed, Breyer, 10.d3 Nbd7", "f": "r1bq1rk1/2pnbppp/p2p1n2/1p2p3/4P3/1BPP1N1P/PP3PP1/RNBQR1K1 w -", "c": "C94d", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6b8 d2d3 b8d7"}
{"n": "Caro-Kann: Classical, 7.Nf3 Nf6 8.Ne5", "f": "rn1qkb1r/pp2ppp1/2p2nbp/4N3/3P3P/6N1/PPP2PP1/R1BQKB1R b KQkq", "c": "B19e", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 c8f5 e4g3 f5g6 h2h4 h7h6 g1f3 g8f6 f3e5"}
{"n": "Queen's Indian: Petrosian, 5.Nc3 d5 6.Bg5", "f": "rn1qkb1r/pbp2ppp/1p2pn2/3p2B1/2PP4/P1N2N2/1P2PPPP/R2QKB1R b KQkq", "c": "E12n", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 a2a3 c8b7 b1c3 d7d5 c1g5"}
{"n": "English: Symmetrical, 5.Nf3 e5 6.O-O d6 7.d3 Nge7 8.a3", "f": "r1bqk2r/pp2npbp/2np2p1/2p1p3/2P5/P1NP1NP1/1P2PPBP/R1BQ1RK1 b kq", "c": "A37w", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 e7e5 e1g1 d7d6 d2d3 g8e7 a2a3"}
{"n": "Sicilian: Accelerated Fianchetto, Modern, 7.Bc4 O-O 8.Bb3 a5 9.f3", "f": "r1bq1rk1/1p1pppbp/2n2np1/p7/3NP3/1BN1BP2/PPP3PP/R2QK2R b KQ", "c": "B35n", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 b1c3 f8g7 c1e3 g8f6 f1c4 e8g8 c4b3 a7a5 f2f3"}
{"n": "QGA: 3.e3 e5", "f": "rnbqk1nr/ppp2ppp/8/8/1bBP4/8/PP3PPP/RNBQK1NR w KQkq", "c": "D20f", "m": "d2d4 d7d5 c2c4 d5c4 e2e3 e7e5 f1c4 e5d4 e3d4 f8b4"}
{"n": "QGD Tarrasch: 5.Nf3 Nc6 6.e3", "f": "r1bqkbnr/pp3ppp/2n5/2pp4/3P4/2N1PN2/PP3PPP/R1BQKB1R b KQkq", "c": "D32r", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 e2e3"}
{"n": "Budapest: Fajarowicz, 4.Nf3 Nc6 5.a3", "f": "r1bqkb1r/pppp1ppp/2n5/4P3/2P1n3/P4N2/1P2PPPP/RNBQKB1R b KQkq", "c": "A51k", "m": "d2d4 g8f6 c2c4 e7e5 d4e5 f6e4 g1f3 b8c6 a2a3"}
{"n": "King's Indian: 7.O-O Nbd7 8.Re1 c6", "f": "r1bq1rk1/pp1n1pbp/2pp1np1/4p3/2PPP3/2N2N2/PP2BPPP/R1BQR1K1 w -", "c": "E95h", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8d7 f1e1 c7c6"}
{"n": "Bogo-Indian: 4.Bd2 Bxd2+ 5.Qxd2 O-O 6.Nc3 d5 7.e3", "f": "rnbq1rk1/ppp2ppp/4pn2/3p4/2PP4/2N1PN2/PP1Q1PPP/R3KB1R b KQ", "c": "E11z", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 f8b4 c1d2 b4d2 d1d2 e8g8 b1c3 d7d5 e2e3"}
{"n": "Slav: 3.Nc3 Nf6 4.e3 a6 5.Qc2", "f": "rnbqkb1r/1p2pppp/p1p2n2/3p4/2PP4/2N1P3/PPQ2PPP/R1B1KBNR b KQkq", "c": "D10x", "m": "d2d4 d7d5 c2c4 c7c6 b1c3 g8f6 e2e3 a7a6 d1c2"}
{"n": "Sicilian: Najdorf, Polugaevsky, 10.exf6 Qe5+ 11.Be2 Qxg5 12.Qd3", "f": "rnb1kb1r/5ppp/p3pP2/1p4q1/3N4/2NQ4/PPP1B1PP/R3K2R b KQkq", "c": "B96s", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 b7b5 e4e5 d6e5 f4e5 d8c7 e5f6 c7e5 f1e2 e5g5 d1d3"}
{"n": "Philidor: Improved Hanham, 7.Re1 c6 8.a4 b6", "f": "r1bq1rk1/p2nbppp/1ppp1n2/4p3/P1BPP3/2N2N2/1PP2PPP/R1BQR1K1 w -", "c": "C41z", "m": "e2e4 e7e5 g1f3 d7d6 d2d4 g8f6 b1c3 b8d7 f1c4 f8e7 e1g1 e8g8 f1e1 c7c6 a2a4 b7b6"}
{"n": "Sicilian: Najdorf, 6.f4 e5 7.Nf3 Nbd7 8.a4", "f": "r1bqkb1r/1p1n1ppp/p2p1n2/4p3/P3PP2/2N2N2/1PP3PP/R1BQKB1R b KQkq", "c": "B93p", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 f2f4 e7e5 d4f3 b8d7 a2a4"}
{"n": "Semi-Slav: Noteboom, Abrahams, Main Line, 14.O-O O-O", "f": "r2q1rk1/1b1n1ppp/4pn2/p7/1pPP4/3BPN2/1B3PPP/R2Q1RK1 w -", "c": "D31v", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c6 g1f3 d5c4 a2a4 f8b4 e2e3 b7b5 c1d2 a7a5 a4b5 b4c3 d2c3 c6b5 b2b3 c8b7 b3c4 b5b4 c3b2 g8f6 f1d3 b8d7 e1g1 e8g8"}
{"n": "King's Indian: S\u00e4misch, 5...a6", "f": "rnbqk2r/1pp1ppbp/p2p1np1/8/2PPP3/2N2P2/PP4PP/R1BQKBNR w KQkq", "c": "E80j", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 a7a6"}
{"n": "Two Knights: Classical, Moller, 10.Neg5 O-O-O 11.Nxe6 fxe6 12.Rxe6 Bd6", "f": "2kr3r/ppp3pp/2nbR3/q7/3p4/5N2/PPP2PPP/R1BQ2K1 w -", "c": "C56k", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 d2d4 e5d4 e1g1 f6e4 f1e1 d7d5 c4d5 d8d5 b1c3 d5a5 c3e4 c8e6 e4g5 e8c8 g5e6 f7e6 e1e6 f8d6"}
{"n": "Slav: Geller Gambit, 6.e5 Nd5 7.a4", "f": "rnbqkb1r/p3pppp/2p5/1p1nP3/P1pP4/2N2N2/1P3PPP/R1BQKB1R b KQkq", "c": "D15x", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 e2e4 b7b5 e4e5 f6d5 a2a4"}
{"n": "Spanish: Wormald Attack, 5...b5 6.Bb3 Bc5 7.c3", "f": "r1bqk2r/2pp1ppp/p1n2n2/1pb1p3/4P3/1BP2N2/PP1PQPPP/RNB1K2R b KQkq", "c": "C77t", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 d1e2 b7b5 a4b3 f8c5 c2c3"}
{"n": "Nimzo-Indian: Classical, 4...O-O 5.a3, 6...b6 7.Bg5 Bb7", "f": "rn1q1rk1/pbpp1ppp/1p2pn2/6B1/2PP4/P1Q5/1P2PPPP/R3KBNR w KQ", "c": "E32p", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 e8g8 a2a3 b4c3 c2c3 b7b6 c1g5 c8b7"}
{"n": "Sicilian: Taimanov, Four Knights, 6.Be3", "f": "r1bqkb1r/pp1p1ppp/2n1pn2/8/3NP3/2N1B3/PPP2PPP/R2QKB1R b KQkq", "c": "B45i", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 g8f6 c1e3"}
{"n": "Colle: 3...c5 4.c3 Nc6", "f": "r1bqkb1r/pp2pppp/2n2n2/2pp4/3P4/2P1PN2/PP3PPP/RNBQKB1R w KQkq", "c": "D04i", "m": "d2d4 d7d5 g1f3 g8f6 e2e3 c7c5 c2c3 b8c6"}
{"n": "King's Indian: Four Pawns Attack, 6.Nf3 c5 7.d5 a6", "f": "rnbq1rk1/1p2ppbp/p2p1np1/2pP4/2P1PP2/2N2N2/PP4PP/R1BQKB1R w KQ", "c": "E76o", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f4 e8g8 g1f3 c7c5 d4d5 a7a6"}
{"n": "French: Rubinstein, 4...Bd7", "f": "rn1qkbnr/pppb1ppp/4p3/8/3PN3/8/PPP2PPP/R1BQKBNR w KQkq", "c": "C10r", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 d5e4 c3e4 c8d7"}
{"n": "QGD: Exchange", "f": "rnbqkb1r/ppp2ppp/4pn2/3P4/3P4/2N5/PP2PPPP/R1BQKBNR b KQkq", "c": "D35b", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5"}
{"n": "Semi-Slav: Meran, Old Main Line, 10...cxd4", "f": "r1bqkb1r/3n1ppp/p3pn2/1p2P3/3p4/2NB1N2/PP3PPP/R1BQK2R w KQkq", "c": "D48s", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 a7a6 e3e4 c6c5 e4e5 c5d4"}
{"n": "Dutch: Stonewall, Botvinnik Variation", "f": "rnbq1rk1/ppp1b1pp/4pn2/3p1p2/2PP4/1P3NP1/P3PPBP/RNBQ1RK1 b -", "c": "A93", "m": "d2d4 f7f5 c2c4 g8f6 g2g3 e7e6 f1g2 f8e7 g1f3 e8g8 e1g1 d7d5 b2b3"}
{"n": "Sicilian: Open, 2...d6, 5.Nc3 e5", "f": "rnbqkb1r/pp3ppp/3p1n2/4p3/3NP3/2N5/PPP2PPP/R1BQKB1R w KQkq", "c": "B56b", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e5"}
{"n": "QGA: Classical, Spassky Variation", "f": "rnbqkb1r/1p3ppp/p3pn2/2P5/2B5/4PN2/PP3PPP/RNBQ1RK1 b kq", "c": "D27l", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 d4c5"}
{"n": "QGD: Tartakower, 8.Bd3", "f": "rnbq1rk1/p1p1bpp1/1p2pn1p/3p4/2PP3B/2NBPN2/PP3PPP/R2QK2R b KQ", "c": "D58e", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5h4 b7b6 f1d3"}
{"n": "Spanish: Open, Berlin, 10.Bc2 Bg4 11.Nbd2 Be7 12.Re1", "f": "r2qk2r/2p1bppp/p1n5/1pnpP3/6b1/2P2N2/PPBN1PPP/R1BQR1K1 b kq", "c": "C82f", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 d2d4 b7b5 a4b3 d7d5 d4e5 c8e6 c2c3 e4c5 b3c2 e6g4 b1d2 f8e7 f1e1"}
{"n": "Sicilian: Najdorf, 6.f4 e5 7.Nf3 Nbd7 8.Bd3", "f": "r1bqkb1r/1p1n1ppp/p2p1n2/4p3/4PP2/2NB1N2/PPP3PP/R1BQK2R b KQkq", "c": "B93o", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 f2f4 e7e5 d4f3 b8d7 f1d3"}
{"n": "QGD: Exchange, 5.Bg5 c6 6.Qc2", "f": "rnbqkb1r/pp3ppp/2p2n2/3p2B1/3P4/2N5/PPQ1PPPP/R3KBNR b KQkq", "c": "D36a", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1g5 c7c6 d1c2"}
{"n": "Spanish: Schliemann, 4.Nc3 Nf6", "f": "r1bqkb1r/pppp2pp/2n2n2/1B2pp2/4P3/2N2N2/PPPP1PPP/R1BQK2R w KQkq", "c": "C63l", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f7f5 b1c3 g8f6"}
{"n": "Slav: Winawer Countergambit Accepted, 6.Bd2", "f": "rnb1kbnr/pp3ppp/2p5/q3P3/2PpN3/8/PP1BPPPP/R2QKBNR b KQkq", "c": "D10n", "m": "d2d4 d7d5 c2c4 c7c6 b1c3 e7e5 d4e5 d5d4 c3e4 d8a5 c1d2"}
{"n": "Sicilian: Dragon, Yugoslav, 9.O-O-O Nxd4: 11.Kb1 Qc7", "f": "r4rk1/ppq1ppbp/3pbnp1/8/3BP3/2N2P2/PPPQ2PP/1K1R1B1R w -", "c": "B76m", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 e1c1 c6d4 e3d4 c8e6 c1b1 d8c7"}
{"n": "Caro-Kann: Classical, Spassky, 10.Qxd3 e6 11.Bf4", "f": "r2qkbnr/pp1n1pp1/2p1p2p/7P/3P1B2/3Q1NN1/PPP2PP1/R3K2R b KQkq", "c": "B19l", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 c8f5 e4g3 f5g6 h2h4 h7h6 g1f3 b8d7 h4h5 g6h7 f1d3 h7d3 d1d3 e7e6 c1f4"}
{"n": "King's Indian: Fianchetto, Classical, 9.h3 Re8 10.Re1 exd4, 11...Nc5 12.b3", "f": "r1bqr1k1/pp3pbp/2pp1np1/2n5/2PNP3/1PN3PP/P4PB1/R1BQR1K1 b -", "c": "E69z", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 e2e4 c7c6 h2h3 f8e8 f1e1 e5d4 f3d4 d7c5 b2b3"}
{"n": "Indian: Slav-Indian", "f": "rnbqkb1r/pp1ppppp/2p2n2/8/2PP4/8/PP2PPPP/RNBQKBNR w KQkq", "c": "A50h", "m": "d2d4 g8f6 c2c4 c7c6"}
{"n": "Sicilian: Scheveningen, English Attack, 7...b5", "f": "rnbqkb1r/5ppp/p2ppn2/1p6/3NP3/2N1BP2/PPP3PP/R2QKB1R w KQkq", "c": "B80j", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 c1e3 a7a6 f2f3 b7b5"}
{"n": "QGA: 3.Nc3 e6", "f": "rnbqkbnr/ppp2ppp/4p3/8/2pP4/2N5/PP2PPPP/R1BQKBNR w KQkq", "c": "D20j", "m": "d2d4 d7d5 c2c4 d5c4 b1c3 e7e6"}
{"n": "English: Symmetrical", "f": "r1bqkbnr/pp1ppppp/2n5/2p5/2P5/2N5/PP1PPPPP/R1BQKBNR w KQkq", "c": "A35a", "m": "c2c4 c7c5 b1c3 b8c6"}
{"n": "Catalan: Open, 5.Nf3 c5 6.O-O Nc6 7.Qa4 Bd7 8.Qxc4 b5", "f": "r2qkb1r/p2b1ppp/2n1pn2/1pp5/2QP4/5NP1/PP2PPBP/RNB2RK1 w kq", "c": "E04r", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 c7c5 e1g1 b8c6 d1a4 c8d7 a4c4 b7b5"}
{"n": "French: Rubinstein, 7.Bd3 c5", "f": "r1bqkb1r/pp3ppp/4pn2/2p5/3P4/3B1N2/PPP2PPP/R1BQK2R w KQkq", "c": "C10o", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 d5e4 c3e4 b8d7 g1f3 g8f6 e4f6 d7f6 f1d3 c7c5"}
{"n": "King's Indian: Glek, 8.Be3 Ng4 9.Ng5 Qe8", "f": "r1b1qrk1/ppp2pbp/n2p2p1/4p1B1/2PPP1n1/2N2N2/PP2BPPP/R2Q1RK1 w -", "c": "E94n", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8a6 c1e3 f6g4 e3g5 d8e8"}
{"n": "QGD: Cambridge Springs, Rubinstein Variation", "f": "r1b1kb1r/pp1n1ppp/2p1pn2/q5B1/2pP4/2N1P3/PP1N1PPP/R2QKB1R w KQkq", "c": "D52h", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 b8d7 e2e3 c7c6 g1f3 d8a5 f3d2 d5c4"}
{"n": "Slav: Exchange", "f": "rnbqkbnr/pp2pppp/2p5/3P4/3P4/8/PP2PPPP/RNBQKBNR b KQkq", "c": "D10b", "m": "d2d4 d7d5 c2c4 c7c6 c4d5"}
{"n": "Spanish: Closed, Breyer, Simagin Variation", "f": "r1bq1rk1/2pnbppp/p2p1n2/1p2p3/3PP2N/1BP4P/PP3PP1/RNBQR1K1 b -", "c": "C95c", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6b8 d2d4 b8d7 f3h4"}
{"n": "Sicilian: Najdorf, Polugaevsky, 10.exf6", "f": "rnb1kb1r/2q2ppp/p3pP2/1p4B1/3N4/2N5/PPP3PP/R2QKB1R b KQkq", "c": "B96q", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 b7b5 e4e5 d6e5 f4e5 d8c7 e5f6"}
{"n": "Caro-Kann: Classical, 6.Bc4", "f": "rn1qkbnr/pp2pppp/2p3b1/8/2BP4/6N1/PPP2PPP/R1BQK1NR b KQkq", "c": "B18i", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 c8f5 e4g3 f5g6 f1c4"}
{"n": "QGD Tarrasch: 5.dxc5", "f": "rnbqkbnr/pp3ppp/8/2Pp4/8/2N5/PP2PPPP/R1BQKBNR b KQkq", "c": "D32k", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 d4c5"}
{"n": "Spanish: Modern Steinitz, Bronstein Variation", "f": "r2qkbnr/1ppb1p1p/p1np2p1/4p3/B2PP3/2P2N2/PP3PPP/RNBQK2R w KQkq", "c": "C76", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 d7d6 c2c3 c8d7 d2d4 g7g6"}
{"n": "Spanish: Open Berlin, 5.Re1 Nd6 6.Nxe5", "f": "r1bqkb1r/pppp1ppp/2nn4/1B2N3/8/8/PPPP1PPP/RNBQR1K1 b kq", "c": "C67d", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 e1g1 f6e4 f1e1 e4d6 f3e5"}
{"n": "Alekhine Defence", "f": "rnbqkb1r/pppppppp/5n2/8/4P3/8/PPPP1PPP/RNBQKBNR w KQkq", "c": "B02a", "m": "e2e4 g8f6"}
{"n": "QGD: 3.Nf3 Nf6", "f": "rnbqkb1r/ppp2ppp/4pn2/3p4/2PP4/5N2/PP2PPPP/RNBQKB1R w KQkq", "c": "D30q", "m": "d2d4 d7d5 c2c4 e7e6 g1f3 g8f6"}
{"n": "Sicilian: Najdorf, 6.Be3 e5 7.Nb3 Be6 8.f3 Be7 9.Qd2 O-O 10.O-O-O Nbd7", "f": "r2q1rk1/1p1nbppp/p2pbn2/4p3/4P3/1NN1BP2/PPPQ2PP/2KR1B1R w -", "c": "B90r", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1e3 e7e5 d4b3 c8e6 f2f3 f8e7 d1d2 e8g8 e1c1 b8d7"}
{"n": "QGD: 6.Nf3 b6", "f": "rnbq1rk1/p1p1bppp/1p2pn2/3p2B1/2PP4/2N1PN2/PP3PPP/R2QKB1R w KQ", "c": "D55c", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 b7b6"}
{"n": "QGD Tarrasch: 9.Be3", "f": "r1bq1rk1/pp2bppp/2n2n2/2pp4/3P4/2N1BNP1/PP2PPBP/R2Q1RK1 b -", "c": "D34g", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3 b8c6 g2g3 g8f6 f1g2 f8e7 e1g1 e8g8 c1e3"}
{"n": "King's Indian: Mar del Plata, 9.Nd2", "f": "r1bq1rk1/ppp1npbp/3p1np1/3Pp3/2P1P3/2N5/PP1NBPPP/R1BQ1RK1 b -", "c": "E97t", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 f3d2"}
{"n": "Modern: 3.Nf3", "f": "rnbqk1nr/ppppppbp/6p1/8/3PP3/5N2/PPP2PPP/RNBQKB1R b KQkq", "c": "B06i", "m": "e2e4 g7g6 d2d4 f8g7 g1f3"}
{"n": "English: Symmetrical, 5.Nf3 e5", "f": "r1bqk1nr/pp1p1pbp/2n3p1/2p1p3/2P5/2N2NP1/PP1PPPBP/R1BQK2R w KQkq", "c": "A37q", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 e7e5"}
{"n": "Slav: 4.e3 Bf5 5.Nc3 e6 6.Be2", "f": "rn1qkb1r/pp3ppp/2p1pn2/3p1b2/2PP4/2N1PN2/PP2BPPP/R1BQK2R b KQkq", "c": "D12j", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 e2e3 c8f5 b1c3 e7e6 f1e2"}
{"n": "QGD: Classical, 5...O-O 6.e3 c5 7.dxc5 Bxc5 8.cxd5", "f": "rnbq1rk1/pp3ppp/4pn2/2bP4/5B2/2N1PN2/PP3PPP/R2QKB1R b KQ", "c": "D37q", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8e7 c1f4 e8g8 e2e3 c7c5 d4c5 e7c5 c4d5"}
{"n": "Sicilian: Accelerated Fianchetto", "f": "r1bqkbnr/pp1ppp1p/2n3p1/8/3NP3/8/PPP2PPP/RNBQKB1R w KQkq", "c": "B34a", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6"}
{"n": "Queen's Indian: 4.e3 Bb7 5.Bd3 Bb4+ 6.Nbd2 O-O 7.O-O d5", "f": "rn1q1rk1/pbp2ppp/1p2pn2/3p4/1bPP4/3BPN2/PP1N1PPP/R1BQ1RK1 w -", "c": "E14i", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 e2e3 c8b7 f1d3 f8b4 b1d2 e8g8 e1g1 d7d5"}
{"n": "QGA: Bogoljubow, 7.a4 Bb7", "f": "rn1qkb1r/1bp1pppp/p7/1p1nP3/P1pP4/2N2N2/1P3PPP/R1BQKB1R w KQkq", "c": "D24o", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 b1c3 a7a6 e2e4 b7b5 e4e5 f6d5 a2a4 c8b7"}
{"n": "French: Tarrasch, Open, 4.Ngf3 Nc6", "f": "r1bqkbnr/pp3ppp/2n1p3/2pp4/3PP3/5N2/PPPN1PPP/R1BQKB1R w KQkq", "c": "C07g", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 g1f3 b8c6"}
{"n": "Queen's Pawn: Veresov, 3.Nf3", "f": "rnbqkb1r/ppp1pppp/5n2/3p4/3P4/2N2N2/PPP1PPPP/R1BQKB1R b KQkq", "c": "D00p", "m": "d2d4 d7d5 b1c3 g8f6 g1f3"}
{"n": "QGD: Tartakower, 8.Rc1 Bb7 9.Bxf6", "f": "rn1q1rk1/pbp1bpp1/1p2pB1p/3p4/2PP4/2N1PN2/PP3PPP/2RQKB1R b K", "c": "D58r", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5h4 b7b6 a1c1 c8b7 h4f6"}
{"n": "Russian Game: Modern (Steinitz) Attack", "f": "rnbqkb1r/pppp1ppp/5n2/4p3/3PP3/5N2/PPP2PPP/RNBQKB1R b KQkq", "c": "C43a", "m": "e2e4 e7e5 g1f3 g8f6 d2d4"}
{"n": "Benko Gambit: 5.bxa6 Bxa6", "f": "rn1qkb1r/3ppppp/b4n2/2pP4/8/8/PP2PPPP/RNBQKBNR w KQkq", "c": "A58c", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6 c8a6"}
{"n": "Neo-Old Indian: 2.c4 e5 3.Nf3", "f": "rnbqkbnr/ppp2ppp/3p4/4p3/2PP4/5N2/PP2PPPP/RNBQKB1R b KQkq", "c": "A41p", "m": "d2d4 d7d6 c2c4 e7e5 g1f3"}
{"n": "QGD: Cambridge Springs, Bogoljubow Variation", "f": "r1b1k2r/pp1n1ppp/2p1pn2/q2p2B1/1bPP4/2N1P3/PP1N1PPP/R2QKB1R w KQkq", "c": "D52i", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 b8d7 e2e3 c7c6 g1f3 d8a5 f3d2 f8b4"}
{"n": "Caro-Kann: Panov-Botvinnik, 5...g6 6.cxd5 Nxd5", "f": "rnbqkb1r/pp2pp1p/6p1/3n4/3P4/2N5/PP3PPP/R1BQKBNR w KQkq", "c": "B14c", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 c2c4 g8f6 b1c3 g7g6 c4d5 f6d5"}
{"n": "QGA: Classical, 7.Qe2 b5 8.Bb3 Nc6", "f": "r1bqkb1r/5ppp/p1n1pn2/1pp5/3P4/1B2PN2/PP2QPPP/RNB2RK1 w kq", "c": "D28i", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 d1e2 b7b5 c4b3 b8c6"}
{"n": "Sicilian: Najdorf, 6.Be2 e5 7.Nf3", "f": "rnbqkb1r/1p3ppp/p2p1n2/4p3/4P3/2N2N2/PPP1BPPP/R1BQK2R b KQkq", "c": "B92d", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 f1e2 e7e5 d4f3"}
{"n": "Sicilian: Najdorf, 6.f4 e5 7.Nf3 Nbd7 8.a4 Qc7", "f": "r1b1kb1r/1pqn1ppp/p2p1n2/4p3/P3PP2/2N2N2/1PP3PP/R1BQKB1R w KQkq", "c": "B93q", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 f2f4 e7e5 d4f3 b8d7 a2a4 d8c7"}
{"n": "French: Chatard-Alekhine, Maroczy Variation", "f": "rnbqk2r/1ppnbppp/p3p3/3pP1B1/3P3P/2N5/PPP2PP1/R2QKBNR w KQkq", "c": "C13n", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8e7 e4e5 f6d7 h2h4 a7a6"}
{"n": "Semi-Slav: Marshall Gambit, 5.Nxe4 Bb4+", "f": "rnbqk1nr/pp3ppp/2p1p3/8/1bPPN3/8/PP3PPP/R1BQKBNR w KQkq", "c": "D31x", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c6 e2e4 d5e4 c3e4 f8b4"}
{"n": "Sicilian: Taimanov, 5...a6 6.g3", "f": "r1bqkbnr/1p1p1ppp/p1n1p3/8/3NP3/2N3P1/PPP2P1P/R1BQKB1R b KQkq", "c": "B46f", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 a7a6 g2g3"}
{"n": "Pirc: Austrian, 5...c5 6.Bb5+ Bd7 7.e5 Ng4", "f": "rn1qk2r/pp1bppbp/3p2p1/1Bp1P3/3P1Pn1/2N2N2/PPP3PP/R1BQK2R w KQkq", "c": "B09u", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 f2f4 f8g7 g1f3 c7c5 f1b5 c8d7 e4e5 f6g4"}
{"n": "Queen's Indian: Petrosian, Kasparov Variation", "f": "rn1qkb1r/pbp2ppp/1p2p3/3n4/3P4/P1N2N2/1PQ1PPPP/R1B1KB1R b KQkq", "c": "E12t", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 a2a3 c8b7 b1c3 d7d5 c4d5 f6d5 d1c2"}
{"n": "Caro-Kann: Gurgenidze: 4.Be3", "f": "rnbqkbnr/pp2pp1p/2p3p1/3p4/3PP3/2N1B3/PPP2PPP/R2QKBNR b KQkq", "c": "B15d", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 g7g6 c1e3"}
{"n": "Vienna: 3.Bc4 Nxe4 4.Qh5 Nd6 5.Bb3", "f": "rnbqkb1r/pppp1ppp/3n4/4p2Q/8/1BN5/PPPP1PPP/R1B1K1NR b KQkq", "c": "C27e", "m": "e2e4 e7e5 b1c3 g8f6 f1c4 f6e4 d1h5 e4d6 c4b3"}
{"n": "French: Burn, 6.Bxf6 gxf6 7.Nf3", "f": "rnbqk2r/ppp1bp1p/4pp2/8/3PN3/5N2/PPP2PPP/R2QKB1R b KQkq", "c": "C11v", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 d5e4 c3e4 f8e7 g5f6 g7f6 g1f3"}
{"n": "Queen's Indian: Old Main Line, 9.Qxc3 f5 10.b3 Bf6 11.Bb2 d6", "f": "rn1q1rk1/pbp3pp/1p1ppb2/5p2/2PP4/1PQ2NP1/PB2PPBP/R4RK1 w -", "c": "E19i", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 f6e4 d1c2 e4c3 c2c3 f7f5 b2b3 e7f6 c1b2 d7d6"}
{"n": "King's Indian: Mar del Plata, 9.Ne1 Nd7 10.Nd3 f5", "f": "r1bq1rk1/pppnn1bp/3p2p1/3Ppp2/2P1P3/2NN4/PP2BPPP/R1BQ1RK1 w -", "c": "E98m", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 f3e1 f6d7 e1d3 f7f5"}
{"n": "Trompowsky: 2...c5 3.Bxf6 gxf6 4.d5 Qb6", "f": "rnb1kb1r/pp1ppp1p/1q3p2/2pP4/8/8/PPP1PPPP/RN1QKBNR w KQkq", "c": "A45r", "m": "d2d4 g8f6 c1g5 c7c5 g5f6 g7f6 d4d5 d8b6"}
{"n": "Alekhine: S\u00e4misch Attack", "f": "rnbqkb1r/pppppppp/8/3nP3/8/2N5/PPPP1PPP/R1BQKBNR b KQkq", "c": "B02o", "m": "e2e4 g8f6 e4e5 f6d5 b1c3"}
{"n": "Benoni: 3.d5", "f": "rnbqkb1r/pp1ppppp/5n2/2pP4/2P5/8/PP2PPPP/RNBQKBNR b KQkq", "c": "A56f", "m": "d2d4 g8f6 c2c4 c7c5 d4d5"}
{"n": "Giuoco Piano: 6.cxd4 Bb4+ 7.Bd2", "f": "r1bqk2r/pppp1ppp/2n2n2/8/1bBPP3/5N2/PP1B1PPP/RN1QK2R b KQkq", "c": "C54m", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 f8c5 c2c3 g8f6 d2d4 e5d4 c3d4 c5b4 c1d2"}
{"n": "QGA: Mannheim, Main Line, 10.e3 Ne4 11.Qe2", "f": "r2q1rk1/pp1nbppp/2p1p3/5b2/3Pn3/2N1PNP1/PP2QPBP/R1B2RK1 b -", "c": "D23t", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 d1a4 c7c6 a4c4 c8f5 g2g3 e7e6 f1g2 b8d7 e1g1 f8e7 b1c3 e8g8 e2e3 f6e4 c4e2"}
{"n": "Spanish: Classical, 4.O-O", "f": "r1bqk1nr/pppp1ppp/2n5/1Bb1p3/4P3/5N2/PPPP1PPP/RNBQ1RK1 b kq", "c": "C64k", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f8c5 e1g1"}
{"n": "Spanish: Closed, Centre Attack, 7.Re1 b5 8.e5", "f": "r1bqk2r/2ppbppp/p1n2n2/1p2P3/B2p4/5N2/PPP2PPP/RNBQR1K1 b kq", "c": "C84n", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 d2d4 e5d4 f1e1 b7b5 e4e5"}
{"n": "Gr\u00fcnfeld: Classical Exchange, Seville Variation", "f": "r2q1rk1/pp2pBbp/6p1/n1p5/3PP1b1/2P1BP2/P3N1PP/R2Q1RK1 b -", "c": "D87p", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 f1c4 e8g8 g1e2 c7c5 e1g1 b8c6 c1e3 c8g4 f2f3 c6a5 c4f7"}
{"n": "Pirc: Austrian, 5...O-O", "f": "rnbq1rk1/ppp1ppbp/3p1np1/8/3PPP2/2N2N2/PPP3PP/R1BQKB1R w KQ", "c": "B09e", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 f2f4 f8g7 g1f3 e8g8"}
{"n": "Giuoco Pianissimo: 5.d3 d6 6.O-O", "f": "r1bqk2r/ppp2ppp/2np1n2/2b1p3/2B1P3/2PP1N2/PP3PPP/RNBQ1RK1 b kq", "c": "C54h", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 f8c5 c2c3 g8f6 d2d3 d7d6 e1g1"}
{"n": "Blackmar-Diemer Gambit (BDG)", "f": "rnbqkb1r/ppp1pppp/5n2/3p4/3PP3/2N5/PPP2PPP/R1BQKBNR b KQkq", "c": "D00s", "m": "d2d4 d7d5 b1c3 g8f6 e2e4"}
{"n": "Catalan: Open, Classical, 7.Ne5 Nc6 8.Nxc6", "f": "r1bq1rk1/ppp1bppp/2N1pn2/8/2pP4/6P1/PP2PPBP/RNBQ1RK1 b -", "c": "E05h", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 f8e7 e1g1 e8g8 f3e5 b8c6 e5c6"}
{"n": "English: 1...e6", "f": "rnbqkbnr/pppp1ppp/4p3/8/2P5/8/PP1PPPPP/RNBQKBNR w KQkq", "c": "A13a", "m": "c2c4 e7e6"}
{"n": "QGA: 4.e3 e6", "f": "rnbqkb1r/ppp2ppp/4pn2/8/2pP4/4PN2/PP3PPP/RNBQKB1R w KQkq", "c": "D26a", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6"}
{"n": "French: Steinitz, 5.Nf3", "f": "rnbqkb1r/pppn1ppp/4p3/3pP3/3P4/2N2N2/PPP2PPP/R1BQKB1R b KQkq", "c": "C11d", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 e4e5 f6d7 g1f3"}
{"n": "Catalan: Open, Classical, 8.Qxc4, 10.Bf4", "f": "rn1q1rk1/1bp1bppp/p3pn2/1p6/3P1B2/5NP1/PPQ1PPBP/RN3RK1 b -", "c": "E05u", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 f8e7 e1g1 e8g8 d1c2 a7a6 c2c4 b7b5 c4c2 c8b7 c1f4"}
{"n": "Sicilian: Taimanov, 5.Nc3 Bb4", "f": "r1bqk1nr/pp1p1ppp/2n1p3/8/1b1NP3/2N5/PPP2PPP/R1BQKB1R w KQkq", "c": "B45b", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 f8b4"}
{"n": "Indian: 1.d4 Nf6 2.Nf3 e6 3.g3 c5", "f": "rnbqkb1r/pp1p1ppp/4pn2/2p5/3P4/5NP1/PPP1PP1P/RNBQKB1R w KQkq", "c": "A46o", "m": "d2d4 g8f6 g1f3 e7e6 g2g3 c7c5"}
{"n": "Pirc: 3.Bd3 g6 4.Nf3 Bg7 5.c3", "f": "rnbqk2r/ppp1ppbp/3p1np1/8/3PP3/2PB1N2/PP3PPP/RNBQK2R b KQkq", "c": "B07j", "m": "e2e4 d7d6 d2d4 g8f6 f1d3 g7g6 g1f3 f8g7 c2c3"}
{"n": "QGA: Bogoljubow, 7.a4 Nxc3", "f": "rn1qkb1r/1bp1pppp/p7/1p2P3/P1pP4/2P2N2/5PPP/R1BQKB1R w KQkq", "c": "D24r", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 b1c3 a7a6 e2e4 b7b5 e4e5 f6d5 a2a4 d5c3 b2c3 c8b7"}
{"n": "French: Winawer, 6...Ne7 7.Nf3", "f": "rnbqk2r/pp2nppp/4p3/2ppP3/3P4/P1P2N2/2P2PPP/R1BQKB1R b KQkq", "c": "C19c", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3 b2c3 g8e7 g1f3"}
{"n": "Spanish: Closed, Exchange, 7.d3 Nd7 8.Nbd2", "f": "r1bqk2r/1ppnbppp/p1p5/4p3/4P3/3P1N2/PPPN1PPP/R1BQ1RK1 b kq", "c": "C85m", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 a4c6 d7c6 d2d3 f6d7 b1d2"}
{"n": "Sicilian: O'Kelly, 3.d4 cxd4 4.Nxd4 Nf6", "f": "rnbqkb1r/1p1ppppp/p4n2/8/3NP3/8/PPP2PPP/RNBQKB1R w KQkq", "c": "B28e", "m": "e2e4 c7c5 g1f3 a7a6 d2d4 c5d4 f3d4 g8f6"}
{"n": "Slav: Dutch, 8...O-O 9.Qe2", "f": "rn1q1rk1/pp3ppp/2p1pn2/5b2/PbBP4/2N1PN2/1P2QPPP/R1B2RK1 b -", "c": "D19a", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 e2e3 e7e6 f1c4 f8b4 e1g1 e8g8 d1e2"}
{"n": "Sicilian: Closed, Korchnoi Variation", "f": "rnbqkbnr/pp3ppp/4p3/2pp4/4P3/2N3P1/PPPP1P1P/R1BQKBNR w KQkq", "c": "B23j", "m": "e2e4 c7c5 b1c3 e7e6 g2g3 d7d5"}
{"n": "Three Knights: 3...d6 4.d4", "f": "r1bqkbnr/ppp2ppp/2np4/4p3/3PP3/2N2N2/PPP2PPP/R1BQKB1R b KQkq", "c": "C46d", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 d7d6 d2d4"}
{"n": "King's Indian: S\u00e4misch, Panno Main Line, 9.h4", "f": "1rbq1rk1/1pp1ppbp/p1np1np1/8/2PPP2P/2N1BP2/PP1QN1P1/R3KB1R b KQ", "c": "E84k", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b8c6 g1e2 a7a6 d1d2 a8b8 h2h4"}
{"n": "Old Benoni: Czech, 3.e4 d6 4.Nc3 Be7 5.Nf3 Bg4", "f": "rn1qk1nr/pp2bppp/3p4/2pPp3/4P1b1/2N2N2/PPP2PPP/R1BQKB1R w KQkq", "c": "A44y", "m": "d2d4 c7c5 d4d5 e7e5 e2e4 d7d6 b1c3 f8e7 g1f3 c8g4"}
{"n": "English: Symmetrical, Hedgehog, 9.b3", "f": "rn1qk2r/pb2bppp/1p1ppn2/8/2PQ4/1PN2NP1/P3PPBP/R1B2RK1 b kq", "c": "A30v", "m": "c2c4 c7c5 g1f3 g8f6 g2g3 b7b6 f1g2 c8b7 e1g1 e7e6 b1c3 f8e7 d2d4 c5d4 d1d4 d7d6 b2b3"}
{"n": "Spanish: Bird's, 4.Bc4", "f": "r1bqkbnr/pppp1ppp/8/4p3/2BnP3/5N2/PPPP1PPP/RNBQK2R b KQkq", "c": "C61b", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 c6d4 b5c4"}
{"n": "King's Indian: Petrosian, Stein, 8.Bg5", "f": "rnbq1rk1/1pp2pbp/3p1np1/p2Pp1B1/2P1P3/2N2N2/PP2BPPP/R2QK2R b KQ", "c": "E92s", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 d4d5 a7a5 c1g5"}
{"n": "Queen's Indian: Euwe, 7...c5", "f": "rn1q1rk1/pb1pbppp/1p2pn2/2p5/2PP4/1P3NP1/P3PPBP/RNBQ1RK1 w -", "c": "E17s", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b2b3 c7c5"}
{"n": "Nimzowitsch Defence: 2.Nf3 d6 3.d4 Nf6 4.Nc3", "f": "r1bqkb1r/ppp1pppp/2np1n2/8/3PP3/2N2N2/PPP2PPP/R1BQKB1R b KQkq", "c": "B00q", "m": "e2e4 b8c6 g1f3 d7d6 d2d4 g8f6 b1c3"}
{"n": "QGA: Classical, 8...Bb7 9.Rd1 Nbd7 10.Nc3 Qc7", "f": "r3kb1r/1bqn1ppp/p3pn2/1pp5/3P4/1BN1PN2/PP2QPPP/R1BR2K1 w kq", "c": "D29l", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 d1e2 b7b5 c4b3 c8b7 f1d1 b8d7 b1c3 d8c7"}
{"n": "King's Indian: Mar del Plata, 9.Ne1", "f": "r1bq1rk1/ppp1npbp/3p1np1/3Pp3/2P1P3/2N5/PP2BPPP/R1BQNRK1 b -", "c": "E98a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 f3e1"}
{"n": "Gr\u00fcnfeld: Classical Exchange", "f": "rnbqk2r/ppp1ppbp/6p1/8/2BPP3/2P5/P4PPP/R1BQK1NR b KQkq", "c": "D86", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 f1c4"}
{"n": "Vienna: 3.Bc4 Bb4 4.Nf3", "f": "rnbqk2r/pppp1ppp/5n2/4p3/1bB1P3/2N2N2/PPPP1PPP/R1BQK2R b KQkq", "c": "C26n", "m": "e2e4 e7e5 b1c3 g8f6 f1c4 f8b4 g1f3"}
{"n": "French: Advance, 5.Nf3 Qb6 6.Be2 cxd4 7.cxd4", "f": "r1b1kbnr/pp3ppp/1qn1p3/3pP3/3P4/5N2/PP2BPPP/RNBQK2R b KQkq", "c": "C02u", "m": "e2e4 e7e6 d2d4 d7d5 e4e5 c7c5 c2c3 b8c6 g1f3 d8b6 f1e2 c5d4 c3d4"}
{"n": "Semi-Slav: 6.Qc2 Bd6 7.g4 Nxg4", "f": "r1bqk2r/pp1n1ppp/2pbp3/3p4/2PP2n1/2N1PN2/PPQ2P1P/R1B1KB1R w KQkq", "c": "D45o", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 d1c2 f8d6 g2g4 f6g4"}
{"n": "French: Winawer, 6...Qc7 7.Qg4", "f": "rnb1k1nr/ppq2ppp/4p3/2ppP3/3P2Q1/P1P5/2P2PPP/R1B1KBNR b KQkq", "c": "C18d", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3 b2c3 d8c7 d1g4"}
{"n": "Sicilian: Open, 2...e6, 4.Nxd4 Nf6 5.Nc3", "f": "rnbqkb1r/pp1p1ppp/4pn2/8/3NP3/2N5/PPP2PPP/R1BQKB1R b KQkq", "c": "B40r", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 g8f6 b1c3"}
{"n": "Sicilian: Dragon, 6.Be2 Bg7 7.O-O O-O 8.Re1 Nc6 9.Nb3", "f": "r1bq1rk1/pp2ppbp/2np1np1/8/4P3/1NN5/PPP1BPPP/R1BQR1K1 b -", "c": "B70q", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 f1e2 f8g7 e1g1 e8g8 f1e1 b8c6 d4b3"}
{"n": "QGA: Mannheim, Main Line, 10.Bg5", "f": "r2q1rk1/pp1nbppp/2p1pn2/5bB1/2QP4/2N2NP1/PP2PPBP/R4RK1 b -", "c": "D23q", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 d1a4 c7c6 a4c4 c8f5 g2g3 e7e6 f1g2 b8d7 e1g1 f8e7 b1c3 e8g8 c1g5"}
{"n": "Pirc: Austrian, 5.Nf3", "f": "rnbqk2r/ppp1ppbp/3p1np1/8/3PPP2/2N2N2/PPP3PP/R1BQKB1R b KQkq", "c": "B09d", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 f2f4 f8g7 g1f3"}
{"n": "Torre Attack: 3...e6 4.e3 c5", "f": "r1bqk2r/pp1nbppp/4pn2/2pp2B1/3P4/2P1PN2/PP1N1PPP/R2QKB1R w KQkq", "c": "D03j", "m": "d2d4 d7d5 g1f3 g8f6 c1g5 e7e6 e2e3 c7c5 b1d2 f8e7 c2c3 b8d7"}
{"n": "Reti: Accepted, 3.e3 Nf6", "f": "rnbqkb1r/ppp1pppp/5n2/8/2p5/4PN2/PP1P1PPP/RNBQKB1R w KQkq", "c": "A09t", "m": "g1f3 d7d5 c2c4 d5c4 e2e3 g8f6"}
{"n": "Giuoco Piano: 4.c3 Nf6", "f": "r1bqk2r/pppp1ppp/2n2n2/2b1p3/2B1P3/2P2N2/PP1P1PPP/RNBQK2R w KQkq", "c": "C54a", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 f8c5 c2c3 g8f6"}
{"n": "QGA: Classical, Rubinstein, 8.Qe2 Qc7", "f": "r1b1kb1r/1pq2ppp/p1n1pn2/2p5/P1BP4/4PN2/1P2QPPP/RNB2RK1 w kq", "c": "D27u", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 a7a6 a2a4 b8c6 d1e2 d8c7"}
{"n": "French: Tarrasch, Open, Main Line", "f": "r1bqk2r/pp2nppp/2n5/1Bbp4/8/5N2/PPPN1PPP/R1BQ1RK1 w kq", "c": "C09f", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 e4d5 e6d5 g1f3 b8c6 f1b5 f8d6 d4c5 d6c5 e1g1 g8e7"}
{"n": "English: Symmetrical, Main Line, 7.d3 d6 8.Rb1", "f": "r1bq1rk1/pp2ppbp/2np1np1/2p5/2P5/2NP1NP1/PP2PPBP/1RBQ1RK1 b -", "c": "A38o", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 g8f6 e1g1 e8g8 d2d3 d7d6 a1b1"}
{"n": "Nimzo-Indian: Leningrad, Main Line, 7.e3 Bxc3+", "f": "rnbqk2r/pp3pp1/3ppn1p/2pP4/2P4B/2b1P3/PP3PPP/R2QKBNR w KQkq", "c": "E31h", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 c1g5 h7h6 g5h4 c7c5 d4d5 d7d6 e2e3 b4c3"}
{"n": "Benoni: 6.e4 g6 7.Bd3", "f": "rnbqkb1r/pp3p1p/3p1np1/2pP4/4P3/2NB4/PP3PPP/R1BQK1NR b KQkq", "c": "A65f", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f1d3"}
{"n": "Semi-Slav: Noteboom, 5.a4 Bb4 6.e3 b5", "f": "rnbqk1nr/p4ppp/2p1p3/1p6/PbpP4/2N1PN2/1P3PPP/R1BQKB1R w KQkq", "c": "D31s", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c6 g1f3 d5c4 a2a4 f8b4 e2e3 b7b5"}
{"n": "Sicilian: Najdorf, 6.Be2", "f": "rnbqkb1r/1p2pppp/p2p1n2/8/3NP3/2N5/PPP1BPPP/R1BQK2R b KQkq", "c": "B92a", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 f1e2"}
{"n": "King's Indian: Mar del Plata, 9.Ne1 Nd7 10.Nd3 f5 11.Bd2", "f": "r1bq1rk1/pppnn1bp/3p2p1/3Ppp2/2P1P3/2NN4/PP1BBPPP/R2Q1RK1 b -", "c": "E98n", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 f3e1 f6d7 e1d3 f7f5 c1d2"}
{"n": "Nimzo-Indian: Classical, 4...O-O 5.Bg5", "f": "rnbq1rk1/pppp1ppp/4pn2/6B1/1bPP4/2N5/PPQ1PPPP/R3KBNR b KQ", "c": "E32e", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 e8g8 c1g5"}
{"n": "Pirc: Holmov (4.Bc4)", "f": "rnbqkb1r/ppp1pp1p/3p1np1/8/2BPP3/2N5/PPP2PPP/R1BQK1NR b KQkq", "c": "B07s", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 f1c4"}
{"n": "Sicilian: Maroczy Bind, 7.Nc3 O-O 8.Be2 b6 9.O-O Bb7 10.f3 Qb8", "f": "rq3rk1/pb1pppbp/1pn2np1/8/2PNP3/2N1BP2/PP2B1PP/R2Q1RK1 w -", "c": "B38k", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 c1e3 g8f6 b1c3 e8g8 f1e2 b7b6 e1g1 c8b7 f2f3 d8b8"}
{"n": "Caro-Kann: Two Knights, 3...dxe4 4.Nxe4", "f": "rnbqkbnr/pp2pppp/2p5/8/4N3/5N2/PPPP1PPP/R1BQKB1R b KQkq", "c": "B10u", "m": "e2e4 c7c6 b1c3 d7d5 g1f3 d5e4 c3e4"}
{"n": "Neo-Gr\u00fcnfeld, 6.O-O c6 7.cxd5 cxd5 8.Nc3 e6", "f": "rnbq1rk1/pp3pbp/4pnp1/3p4/3P4/2N2NP1/PP2PPBP/R1BQ1RK1 w -", "c": "D79c", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 e1g1 c7c6 c4d5 c6d5 b1c3 e7e6"}
{"n": "Queen's Indian: 4.e3 Bb7 5.Bd3", "f": "rn1qkb1r/pbpp1ppp/1p2pn2/8/2PP4/3BPN2/PP3PPP/RNBQK2R b KQkq", "c": "E14e", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 e2e3 c8b7 f1d3"}
{"n": "QGD: Anti-Neo-Orthodox, Main Line, 11.Be2", "f": "rnb2rk1/p1p1qpp1/1p5p/3p4/3P4/4P3/PP2BPPP/2RQK1NR b K", "c": "D54e", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 a1c1 h7h6 g5h4 b7b6 c4d5 f6d5 c3d5 e6d5 h4e7 d8e7 f1e2"}
{"n": "English: Symmetrical, Hedgehog, 7.Re1", "f": "rn1qk2r/pb1pbppp/1p2pn2/2p5/2P5/2N2NP1/PP1PPPBP/R1BQR1K1 b kq", "c": "A30n", "m": "c2c4 c7c5 g1f3 g8f6 g2g3 b7b6 f1g2 c8b7 e1g1 e7e6 b1c3 f8e7 f1e1"}
{"n": "Caro-Kann: Classical, 6.h4 h6 7.f4", "f": "rn1qkbnr/pp2ppp1/2p3bp/8/3P1P1P/6N1/PPP3P1/R1BQKBNR b KQkq", "c": "B18r", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 c8f5 e4g3 f5g6 h2h4 h7h6 f2f4"}
{"n": "Sicilian: Dragon, Yugoslav, 9.O-O-O", "f": "r1bq1rk1/pp2ppbp/2np1np1/8/3NP3/2N1BP2/PPPQ2PP/2KR1B1R b -", "c": "B76g", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 e1c1"}
{"n": "Torre Attack: 3...e6 4.e3", "f": "rnbqkb1r/ppp2ppp/4pn2/3p2B1/3P4/4PN2/PPP2PPP/RN1QKB1R b KQkq", "c": "D03e", "m": "d2d4 d7d5 g1f3 g8f6 c1g5 e7e6 e2e3"}
{"n": "Gr\u00fcnfeld: Classical Exchange, 10.Be3 Qc7", "f": "r1b2rk1/ppq1ppbp/2n3p1/2p5/2BPP3/2P1B3/P3NPPP/R2Q1RK1 w -", "c": "D87j", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 f1c4 e8g8 g1e2 c7c5 e1g1 b8c6 c1e3 d8c7"}
{"n": "QGD: Semi-Tarrasch, 5.e3 Nc6 6.a3 cxd4 7.exd4 Be7 8.c5", "f": "r1bqk2r/pp2bppp/2n1pn2/2Pp4/3P4/P1N2N2/1P3PPP/R1BQKB1R b KQkq", "c": "D40m", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 e2e3 b8c6 a2a3 c5d4 e3d4 f8e7 c4c5"}
{"n": "Reti: Accepted, 3.Na3 c5", "f": "rnbqkbnr/pp2pppp/8/2p5/2p5/N4N2/PP1PPPPP/R1BQKB1R w KQkq", "c": "A09q", "m": "g1f3 d7d5 c2c4 d5c4 b1a3 c7c5"}
{"n": "Nimzo-Indian: S\u00e4misch, 5...O-O 6.e3", "f": "rnbq1rk1/pppp1ppp/4pn2/8/2PP4/P1P1P3/5PPP/R1BQKBNR b KQ", "c": "E28", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 a2a3 b4c3 b2c3 e8g8 e2e3"}
{"n": "Sicilian: Smith-Morra, Morphy Gambit", "f": "rnbqkbnr/pp1ppppp/8/8/3pP3/5N2/PPP2PPP/RNBQKB1R b KQkq", "c": "B21n", "m": "e2e4 c7c5 d2d4 c5d4 g1f3"}
{"n": "Gr\u00fcnfeld: 5.e3 O-O 6.Qb3 c6", "f": "rnbq1rk1/pp2ppbp/2p2np1/3p4/2PP4/1QN1PN2/PP3PPP/R1B1KB1R w KQ", "c": "D95c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 e2e3 e8g8 d1b3 c7c6"}
{"n": "English: Symmetrical, Main Line 7.d4", "f": "r1bq1rk1/pp1pppbp/2n2np1/2p5/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 b -", "c": "A39a", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 g8f6 e1g1 e8g8 d2d4"}
{"n": "Sicilian: Open, 2...d6, 5.Nc3 Nc6 6.Be3 Ng4 7.Bb5", "f": "r1bqkb1r/pp2pppp/2np4/1B6/3NP1n1/2N1B3/PPP2PPP/R2QK2R b KQkq", "c": "B56r", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 c1e3 f6g4 f1b5"}
{"n": "Spanish: Marshall, Main Line, Pawn Push Variation", "f": "4rrk1/6pp/p1pb4/1p1n1p2/3P2b1/1BPQB1Pq/PP1N1P1P/R3R1K1 w -", "c": "C89r", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d5 e4d5 f6d5 f3e5 c6e5 e1e5 c7c6 d2d4 e7d6 e5e1 d8h4 g2g3 h4h3 c1e3 c8g4 d1d3 a8e8 b1d2 f7f5"}
{"n": "Sicilian: Rossolimo, 3...e6", "f": "r1bqkbnr/pp1p1ppp/2n1p3/1Bp5/4P3/5N2/PPPP1PPP/RNBQK2R w KQkq", "c": "B30n", "m": "e2e4 c7c5 g1f3 b8c6 f1b5 e7e6"}
{"n": "King's Indian: Fianchetto without Nc3, 6...Nc6", "f": "r1bq1rk1/ppp1ppbp/2np1np1/8/2PP4/5NP1/PP2PPBP/RNBQ1RK1 w -", "c": "E60n", "m": "d2d4 g8f6 c2c4 g7g6 g1f3 f8g7 g2g3 e8g8 f1g2 d7d6 e1g1 b8c6"}
{"n": "Sicilian: Dragon, 6.Bc4 Bg7 7.h3", "f": "rnbqk2r/pp2ppbp/3p1np1/8/2BNP3/2N4P/PPP2PP1/R1BQK2R b KQkq", "c": "B70g", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 f1c4 f8g7 h2h3"}
{"n": "Spanish: Classical, 6.c3 Bb6 7.d4 c6 8.Ba4", "f": "r1bqk1nr/pp1p1ppp/1bp5/4p3/B2PP3/2P5/PP3PPP/RNBQ1RK1 b kq", "c": "C64u", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f8c5 e1g1 c6d4 f3d4 c5d4 c2c3 d4b6 d2d4 c7c6 b5a4"}
{"n": "Sicilian: Najdorf, 6...e6 7.Qf3 h6", "f": "rnbqkb1r/1p3pp1/p2ppn1p/6B1/3NP3/2N2Q2/PPP2PPP/R3KB1R w KQkq", "c": "B95n", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 d1f3 h7h6"}
{"n": "French: Rubinstein, 4...Bd7 5.Nf3 Bc6 6.Bd3", "f": "rn1qkbnr/ppp2ppp/2b1p3/8/3PN3/3B1N2/PPP2PPP/R1BQK2R b KQkq", "c": "C10t", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 d5e4 c3e4 c8d7 g1f3 d7c6 f1d3"}
{"n": "King's Indian: 4.e4 d6 5.Bd3 O-O 6.Nge2 c5 7.d5", "f": "rnbq1rk1/pp2ppbp/3p1np1/2pP4/2P1P3/2NB4/PP2NPPP/R1BQK2R b KQ", "c": "E70p", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1d3 e8g8 g1e2 c7c5 d4d5"}
{"n": "QGD: Cambridge Springs, 7.cxd5", "f": "r1b1kb1r/pp1n1ppp/2p1pn2/q2P2B1/3P4/2N1PN2/PP3PPP/R2QKB1R b KQkq", "c": "D52d", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 b8d7 e2e3 c7c6 g1f3 d8a5 c4d5"}
{"n": "Sicilian: Accelerated Pterodactyl, 4.c4", "f": "rnbqk1nr/pp1pppbp/6p1/2p5/2PPP3/5N2/PP3PPP/RNBQKB1R b KQkq", "c": "B27s", "m": "e2e4 c7c5 g1f3 g7g6 d2d4 f8g7 c2c4"}
{"n": "QGD: Marshall Defence", "f": "rnbqkb1r/ppp1pppp/5n2/3p4/2PP4/8/PP2PPPP/RNBQKBNR w KQkq", "c": "D06e", "m": "d2d4 d7d5 c2c4 g8f6"}
{"n": "QGA: Mannheim, 4...Nbd7 5.Nc3 e6 6.e4", "f": "r1bqkb1r/pppn1ppp/4pn2/8/Q1pPP3/2N2N2/PP3PPP/R1B1KB1R b KQkq", "c": "D23h", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 d1a4 b8d7 b1c3 e7e6 e2e4"}
{"n": "Nimzo-Indian: Classical, 4...O-O 5.a3, 6...d6", "f": "rnbq1rk1/ppp2ppp/3ppn2/8/2PP4/P1Q5/1P2PPPP/R1B1KBNR w KQ", "c": "E32j", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 e8g8 a2a3 b4c3 c2c3 d7d6"}
{"n": "Gr\u00fcnfeld: Botvinnik, 7.Bd2", "f": "rnbq1rk1/ppp2pbp/4pnp1/3p4/2PP4/1QN1PN2/PP1B1PPP/R3KB1R b KQ", "c": "D95h", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 e2e3 e8g8 d1b3 e7e6 c1d2"}
{"n": "Spanish: Open, Berlin, 10.Bc2 Bg4 11.Nbd2", "f": "r2qkb1r/2p2ppp/p1n5/1pnpP3/6b1/2P2N2/PPBN1PPP/R1BQ1RK1 b kq", "c": "C82e", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 d2d4 b7b5 a4b3 d7d5 d4e5 c8e6 c2c3 e4c5 b3c2 e6g4 b1d2"}
{"n": "QGD: 3.Nf3 c6 4.Qc2 Nf6 5.Bg5", "f": "rnbqkb1r/pp3ppp/2p1pn2/3p2B1/2PP4/5N2/PPQ1PPPP/RN2KB1R b KQkq", "c": "D30o", "m": "d2d4 d7d5 c2c4 e7e6 g1f3 c7c6 d1c2 g8f6 c1g5"}
{"n": "Latvian Gambit: 3.Nxe5 Qf6 4.d4 d6 5.Nc4 fxe4 6.Be2", "f": "rnb1kbnr/ppp3pp/3p1q2/8/2NPp3/8/PPP1BPPP/RNBQK2R b KQkq", "c": "C40v", "m": "e2e4 e7e5 g1f3 f7f5 f3e5 d8f6 d2d4 d7d6 e5c4 f5e4 f1e2"}
{"n": "Benoni: Four Pawns, Main Line, 10.e5: 12.O-O", "f": "rnbqr1k1/pp3pbp/6p1/2pPP3/6n1/2N2N2/PP2B1PP/R1BQ1RK1 b -", "c": "A69g", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 g1f3 e8g8 f1e2 f8e8 e4e5 d6e5 f4e5 f6g4 e1g1"}
{"n": "Bogo-Indian: 4.Bd2 a5", "f": "rnbqk2r/1ppp1ppp/4pn2/p7/1bPP4/5N2/PP1BPPPP/RN1QKB1R w KQkq", "c": "E11l", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 f8b4 c1d2 a7a5"}
{"n": "Giuoco Piano: Three Knights Variation", "f": "r1bqk1nr/pppp1ppp/2n5/2b1p3/2B1P3/2N2N2/PPPP1PPP/R1BQK2R b KQkq", "c": "C50i", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 f8c5 b1c3"}
{"n": "Spanish: Open, Dilworth, 14.Kxf2 Qxf6 15.Nf1", "f": "r4rk1/2p3pp/p1n1bq2/1p1p4/8/2P2N2/PPB2KPP/R1BQ1N2 b -", "c": "C82q", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 d2d4 b7b5 a4b3 d7d5 d4e5 c8e6 c2c3 f8c5 b1d2 e8g8 b3c2 e4f2 f1f2 f7f6 e5f6 c5f2 g1f2 d8f6 d2f1"}
{"n": "King's Indian: Mar del Plata, 9.Ne1 Nd7 10.Be3", "f": "r1bq1rk1/pppnnpbp/3p2p1/3Pp3/2P1P3/2N1B3/PP2BPPP/R2QNRK1 b -", "c": "E98j", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 f3e1 f6d7 c1e3"}
{"n": "QGD Tarrasch: von Hennig-Schara Gambit, 5.Qa4+", "f": "rnbqkbnr/pp3ppp/4p3/3P4/Q2p4/2N5/PP2PPPP/R1B1KBNR b KQkq", "c": "D32f", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 c5d4 d1a4"}
{"n": "Spanish: Closed, Chigorin, 12...Re8", "f": "r1b1r1k1/2q1bppp/p2p1n2/npp1p3/3PP3/2P2N1P/PPBN1PP1/R1BQR1K1 w -", "c": "C97f", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c7c5 d2d4 d8c7 b1d2 f8e8"}
{"n": "QGA: 3.Nf3 c5 4.d5 e6 5.Nc3 exd5 6.Qxd5 Qxd5 7.Nxd5 Bd6 8.Nd2", "f": "rnb1k1nr/pp3ppp/3b4/2pN4/2p5/8/PP1NPPPP/R1B1KB1R b KQkq", "c": "D21r", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 c7c5 d4d5 e7e6 b1c3 e6d5 d1d5 d8d5 c3d5 f8d6 f3d2"}
{"n": "QGA: 3.Nf3", "f": "rnbqkbnr/ppp1pppp/8/8/2pP4/5N2/PP2PPPP/RNBQKB1R b KQkq", "c": "D21a", "m": "d2d4 d7d5 c2c4 d5c4 g1f3"}
{"n": "Sicilian: Taimanov, 6.Be2 a6 7.O-O Nf6 8.Kh1 Be7", "f": "r1b1k2r/1pqpbppp/p1n1pn2/8/3NP3/2N5/PPP1BPPP/R1BQ1R1K w kq", "c": "B47x", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 f1e2 a7a6 e1g1 g8f6 g1h1 f8e7"}
{"n": "Benoni: Classical, 8.h3 O-O 9.Bd3 Na6", "f": "r1bq1rk1/pp3pbp/n2p1np1/2pP4/4P3/2NB1N1P/PP3PP1/R1BQK2R w KQ", "c": "A70m", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 g1f3 f8g7 h2h3 e8g8 f1d3 b8a6"}
{"n": "Spanish: Centre Attack, 5...Nxd4", "f": "r1bqkb1r/1ppp1ppp/p4n2/4p3/B2nP3/5N2/PPP2PPP/RNBQK2R w KQkq", "c": "C77l", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 d2d4 c6d4"}
{"n": "English: Symmetrical, 5.Nf3 e6 6.O-O Nge7 7.e3", "f": "r1bqk2r/pp1pnpbp/2n1p1p1/2p5/2P5/2N1PNP1/PP1P1PBP/R1BQ1RK1 b kq", "c": "A37m", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 e7e6 e1g1 g8e7 e2e3"}
{"n": "Queen's Indian: Capablanca Variation", "f": "rn1qk2r/pbpp1ppp/1p2pn2/8/1bPP4/5NP1/PP2PPBP/RNBQK2R w KQkq", "c": "E16a", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8b4"}
{"n": "Spanish: Closed Berlin", "f": "r1bqkb1r/ppp2ppp/2np1n2/1B2p3/4P3/5N2/PPPP1PPP/RNBQ1RK1 w kq", "c": "C66", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 e1g1 d7d6"}
{"n": "Sicilian: Kan, 5.Bd3 Nc6", "f": "r1bqkbnr/1p1p1ppp/p1n1p3/8/3NP3/3B4/PPP2PPP/RNBQK2R w KQkq", "c": "B42e", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 a7a6 f1d3 b8c6"}
{"n": "Four Knights: Scotch, 4...exd4 5.Nxd4 d6", "f": "r1bqkb1r/ppp2ppp/2np1n2/8/3NP3/2N5/PPP2PPP/R1BQKB1R w KQkq", "c": "C47p", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 d2d4 e5d4 f3d4 d7d6"}
{"n": "Giuoco Piano: 5.d4", "f": "r1bqk2r/pppp1ppp/2n2n2/2b1p3/2BPP3/2P2N2/PP3PPP/RNBQK2R b KQkq", "c": "C54j", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 f8c5 c2c3 g8f6 d2d4"}
{"n": "French: Tarrasch, Closed, Leningrad, 9.Nf3", "f": "r1bqkb1r/pp3ppp/1nn1p3/3pP3/3P4/3B1N2/PP2NPPP/R1BQK2R b KQkq", "c": "C06c", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 g8f6 e4e5 f6d7 f1d3 c7c5 c2c3 b8c6 g1e2 c5d4 c3d4 d7b6 d2f3"}
{"n": "Richter-Veresov: 3...Bf5 4.Bxf6", "f": "rn1qkb1r/ppp1pppp/5B2/3p1b2/3P4/2N5/PPP1PPPP/R2QKBNR b KQkq", "c": "D01k", "m": "d2d4 d7d5 b1c3 g8f6 c1g5 c8f5 g5f6"}
{"n": "Slav: Dutch, 8...O-O 9.Qe2 Nbd7 10.e4 Bg6 11.Bd3", "f": "r2q1rk1/pp1n1ppp/2p1pnb1/8/Pb1PP3/2NB1N2/1P2QPPP/R1B2RK1 b -", "c": "D19k", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 e2e3 e7e6 f1c4 f8b4 e1g1 e8g8 d1e2 b8d7 e3e4 f5g6 c4d3"}
{"n": "Sicilian: Taimanov, 6.g3 a6 7.Bg2 Nf6 8.O-O Bc5", "f": "r1b1k2r/1pqp1ppp/p1n1pn2/2b5/3NP3/2N3P1/PPP2PBP/R1BQ1RK1 w kq", "c": "B47n", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 d8c7 g2g3 a7a6 f1g2 g8f6 e1g1 f8c5"}
{"n": "Queen's Gambit Accepted (QGA)", "f": "rnbqkbnr/ppp1pppp/8/8/2pP4/8/PP2PPPP/RNBQKBNR w KQkq", "c": "D20a", "m": "d2d4 d7d5 c2c4 d5c4"}
{"n": "Spanish: Exchange, Bronstein, 6.Na3", "f": "r1b1kbnr/1pp2ppp/p1pq4/4p3/4P3/N4N2/PPPP1PPP/R1BQ1RK1 b kq", "c": "C68s", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5c6 d7c6 e1g1 d8d6 b1a3"}
{"n": "Sicilian: Najdorf, Poisoned Pawn, Main Line, 13.e5 dxe5 with 18.Nxf6+", "f": "r1b1k2r/4b3/p1p1pN2/4p2p/q7/1R6/P1PQB1PP/4K2R b Kkq", "c": "B97y", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 d8b6 d1d2 b6b2 a1b1 b2a3 f4f5 b8c6 f5e6 f7e6 d4c6 b7c6 e4e5 d6e5 g5f6 g7f6 c3e4 f8e7 f1e2 h7h5 b1b3 a3a4 e4f6"}
{"n": "Sicilian: Kan, Polugaevsky Variation", "f": "rnbqk1nr/1p1p1ppp/p3p3/2b5/3NP3/3B4/PPP2PPP/RNBQK2R w KQkq", "c": "B42f", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 a7a6 f1d3 f8c5"}
{"n": "Old Benoni: Hawk", "f": "rnbqkb1r/pp1ppppp/5n2/3P4/2p5/5N2/PPP1PPPP/RNBQKB1R w KQkq", "c": "A43r", "m": "d2d4 c7c5 d4d5 g8f6 g1f3 c5c4"}
{"n": "Two Knights: 4.d3 Be7 5.c3", "f": "r1bqk2r/ppppbppp/2n2n2/4p3/2B1P3/2PP1N2/PP3PPP/RNBQK2R b KQkq", "c": "C55f", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 d2d3 f8e7 c2c3"}
{"n": "English: Neo-Catalan Accepted", "f": "rnbqkb1r/ppp2ppp/4pn2/8/2p5/5NP1/PP1PPPBP/RNBQK2R w KQkq", "c": "A13u", "m": "c2c4 e7e6 g1f3 d7d5 g2g3 g8f6 f1g2 d5c4"}
{"n": "Caro-Kann: Panov-Botvinnik, 5...g6 6.Qb3", "f": "rnbqkb1r/pp2pp1p/5np1/3p4/2PP4/1QN5/PP3PPP/R1B1KBNR b KQkq", "c": "B14f", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 c2c4 g8f6 b1c3 g7g6 d1b3"}
{"n": "Sicilian: Sozin, Benko, 7.Nb3", "f": "r1b1kb1r/pp2pppp/1qnp1n2/8/2B1P3/1NN5/PPP2PPP/R1BQK2R b KQkq", "c": "B57i", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1c4 d8b6 d4b3"}
{"n": "Queen's Indian: Nimzowitsch, 5.Qa4 c6", "f": "rn1qkb1r/p2p1ppp/bpp1pn2/8/Q1PP4/5NP1/PP2PP1P/RNB1KB1R w KQkq", "c": "E15i", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8a6 d1a4 c7c6"}
{"n": "Bird", "f": "rnbqkbnr/pppppppp/8/8/5P2/8/PPPPP1PP/RNBQKBNR b KQkq", "c": "A02", "m": "f2f4"}
{"n": "QGD: Ragozin", "f": "rnbqk2r/ppp2ppp/4pn2/3p4/1bPP4/2N2N2/PP2PPPP/R1BQKB1R w KQkq", "c": "D38a", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8b4"}
{"n": "Reti: Accepted, 3.g3", "f": "rnbqkbnr/ppp1pppp/8/8/2p5/5NP1/PP1PPP1P/RNBQKB1R b KQkq", "c": "A09l", "m": "g1f3 d7d5 c2c4 d5c4 g2g3"}
{"n": "Vienna: 3.Bc4 Bc5 4.d3 d6 5.Na4", "f": "rnbqk2r/ppp2ppp/3p1n2/2b1p3/N1B1P3/3P4/PPP2PPP/R1BQK1NR b KQkq", "c": "C26t", "m": "e2e4 e7e5 b1c3 g8f6 f1c4 f8c5 d2d3 d7d6 c3a4"}
{"n": "Queen's Indian: 4.e3 Bb7 5.Bd3 Bb4+", "f": "rn1qk2r/pbpp1ppp/1p2pn2/8/1bPP4/3BPN2/PP3PPP/RNBQK2R w KQkq", "c": "E14f", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 e2e3 c8b7 f1d3 f8b4"}
{"n": "Latvian Gambit: 3.Nc3", "f": "rnbqkbnr/pppp2pp/8/4pp2/4P3/2N2N2/PPPP1PPP/R1BQKB1R b KQkq", "c": "C40l", "m": "e2e4 e7e5 g1f3 f7f5 b1c3"}
{"n": "QGD: 4.Nf3 Be7 5.e3 O-O", "f": "rnbq1rk1/ppp1bppp/4pn2/3p4/2PP4/2N1PN2/PP3PPP/R1BQKB1R w KQ", "c": "D37f", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8e7 e2e3 e8g8"}
{"n": "Sicilian: Maroczy Bind, 6.Nc2 Nf6 7.Nc3 d6 8.Be2 O-O 9.O-O Be6", "f": "r2q1rk1/pp2ppbp/2npbnp1/8/2P1P3/2N5/PPN1BPPP/R1BQ1RK1 w -", "c": "B37m", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 d4c2 g8f6 b1c3 d7d6 f1e2 e8g8 e1g1 c8e6"}
{"n": "Queen's Pawn: Anti-King's Indian", "f": "rnbqkb1r/ppp1pp1p/5np1/3p4/3P1B2/2N2N2/PPP1PPPP/R2QKB1R b KQkq", "c": "D00q", "m": "d2d4 d7d5 b1c3 g8f6 g1f3 g7g6 c1f4"}
{"n": "QGD: Ragozin, 5.cxd5 exd5 6.Bg5", "f": "rnbqk2r/ppp2ppp/5n2/3p2B1/1b1P4/2N2N2/PP2PPPP/R2QKB1R b KQkq", "c": "D38f", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8b4 c4d5 e6d5 c1g5"}
{"n": "Vienna: Smyslov, 3...Bc5 4.Bg2 d6", "f": "rnbqk2r/ppp2ppp/3p1n2/2b1p3/4P3/2N3P1/PPPP1PBP/R1BQK1NR w KQkq", "c": "C26f", "m": "e2e4 e7e5 b1c3 g8f6 g2g3 f8c5 f1g2 d7d6"}
{"n": "English: Four Knights", "f": "r1bqkb1r/pppp1ppp/2n2n2/4p3/2P5/2N2N2/PP1PPPPP/R1BQKB1R w KQkq", "c": "A28", "m": "c2c4 e7e5 b1c3 b8c6 g1f3 g8f6"}
{"n": "French: Classical, Rubinstein Variation", "f": "rnb1k2r/pppnqppp/4p3/3pP3/3P4/2N5/PPPQ1PPP/R3KBNR b KQkq", "c": "C14e", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8e7 e4e5 f6d7 g5e7 d8e7 d1d2"}
{"n": "Spanish: Closed, Chigorin, 10...Bb7", "f": "r2q1rk1/1bp1bppp/p2p1n2/np2p3/4P3/2P2N1P/PPBP1PP1/RNBQR1K1 w -", "c": "C96e", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c6a5 b3c2 c8b7"}
{"n": "King's Indian: Mar del Plata, 9.Bd2", "f": "r1bq1rk1/ppp1npbp/3p1np1/3Pp3/2P1P3/2N2N2/PP1BBPPP/R2Q1RK1 b -", "c": "E97e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 c1d2"}
{"n": "French: Chatard-Alekhine, Maroczy, 7.Qg4 Bxg5", "f": "rnbqk2r/1ppn1ppp/p3p3/3pP1b1/3P2QP/2N5/PPP2PP1/R3KBNR w KQkq", "c": "C13o", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8e7 e4e5 f6d7 h2h4 a7a6 d1g4 e7g5"}
{"n": "Owen Defence: 3.Bd3", "f": "rn1qkbnr/pbpppppp/1p6/8/3PP3/3B4/PPP2PPP/RNBQK1NR b KQkq", "c": "B00g", "m": "e2e4 b7b6 d2d4 c8b7 f1d3"}
{"n": "Modern: Averbakh, 4...c6 5.Nf3", "f": "rnbqk1nr/pp2ppbp/2pp2p1/8/2PPP3/2N2N2/PP3PPP/R1BQKB1R b KQkq", "c": "A42e", "m": "d2d4 d7d6 c2c4 g7g6 b1c3 f8g7 e2e4 c7c6 g1f3"}
{"n": "QGA: 3.e3 e5", "f": "rnbqkbnr/ppp2ppp/8/4p3/2pP4/4P3/PP3PPP/RNBQKBNR w KQkq", "c": "D20e", "m": "d2d4 d7d5 c2c4 d5c4 e2e3 e7e5"}
{"n": "Vienna: Smyslov Variation", "f": "rnbqkb1r/pppp1ppp/5n2/4p3/4P3/2N3P1/PPPP1P1P/R1BQKBNR b KQkq", "c": "C26c", "m": "e2e4 e7e5 b1c3 g8f6 g2g3"}
{"n": "Spanish: Exchange, 5.O-O Bd6", "f": "r1bqk1nr/1pp2ppp/p1pb4/4p3/4P3/5N2/PPPP1PPP/RNBQ1RK1 w kq", "c": "C68l", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5c6 d7c6 e1g1 f8d6"}
{"n": "Spanish: Closed, Zaitsev (Flohr) Variation", "f": "r2q1rk1/1bp1bppp/p1np1n2/1p2p3/4P3/1BP2N1P/PP1P1PP1/RNBQR1K1 w -", "c": "C92i", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3 c8b7"}
{"n": "Modern: Averbakh, Randspringer Variation", "f": "rnbqk1nr/ppp1p1bp/3p2p1/5p2/2PPP3/2N5/PP3PPP/R1BQKBNR w KQkq", "c": "A42b", "m": "d2d4 d7d6 c2c4 g7g6 b1c3 f8g7 e2e4 f7f5"}
{"n": "Sicilian: Dragon, Yugoslav, 9.O-O-O Nxd4: 11.Kb1", "f": "r2q1rk1/pp2ppbp/3pbnp1/8/3BP3/2N2P2/PPPQ2PP/1K1R1B1R b -", "c": "B76l", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 c1e3 f8g7 f2f3 e8g8 d1d2 b8c6 e1c1 c6d4 e3d4 c8e6 c1b1"}
{"n": "Queen's Indian: 7.Nc3 Ne4 8.Bd2 Bf6 9.Rc1", "f": "rn1q1rk1/pbpp1ppp/1p2pb2/8/2PPn3/2N2NP1/PP1BPPBP/2RQ1RK1 b -", "c": "E18r", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 f6e4 c1d2 e7f6 a1c1"}
{"n": "King's Indian: Fianchetto", "f": "rnbqk2r/ppppppbp/5np1/8/2PP4/5NP1/PP2PP1P/RNBQKB1R b KQkq", "c": "E60j", "m": "d2d4 g8f6 c2c4 g7g6 g1f3 f8g7 g2g3"}
{"n": "QGD: Ragozin, 5.Bg5 h6", "f": "rnbqk2r/ppp2pp1/4pn1p/3p2B1/1bPP4/2N2N2/PP2PPPP/R2QKB1R w KQkq", "c": "D38l", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8b4 c1g5 h7h6"}
{"n": "Sicilian: Maroczy Bind, 7.Nc3 O-O 8.Be2 d6 9.O-O Bd7 10.Qd2", "f": "r2q1rk1/pp1bppbp/2np1np1/8/2PNP3/2N1B3/PP1QBPPP/R4RK1 b -", "c": "B38v", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 c1e3 g8f6 b1c3 e8g8 f1e2 d7d6 e1g1 c8d7 d1d2"}
{"n": "Queen's Indian: 7.Nc3 d6", "f": "rn1q1rk1/pbp1bppp/1p1ppn2/8/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 w -", "c": "E18c", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 d7d6"}
{"n": "Sicilian: O'Kelly, 3.c4", "f": "rnbqkbnr/1p1ppppp/p7/2p5/2P1P3/5N2/PP1P1PPP/RNBQKB1R b KQkq", "c": "B28f", "m": "e2e4 c7c5 g1f3 a7a6 c2c4"}
{"n": "QGA: 3.e3 e6", "f": "rnbqkbnr/ppp2ppp/4p3/8/2pP4/4P3/PP3PPP/RNBQKBNR w KQkq", "c": "D20d", "m": "d2d4 d7d5 c2c4 d5c4 e2e3 e7e6"}
{"n": "Semi-Slav: Meran, Old Main Line", "f": "r1bqkb1r/3n1ppp/p3pn2/1pp1P3/3P4/2NB1N2/PP3PPP/R1BQK2R b KQkq", "c": "D48q", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 a7a6 e3e4 c6c5 e4e5"}
{"n": "Caro-Kann: English Variation", "f": "rnbqkbnr/pp1p1ppp/2p5/4p3/2P1P3/8/PP1P1PPP/RNBQKBNR w KQkq", "c": "B10h", "m": "e2e4 c7c6 c2c4 e7e5"}
{"n": "English: 1...e6 2.Nf3 Nf6", "f": "rnbqkb1r/pppp1ppp/4pn2/8/2P5/5N2/PP1PPPPP/RNBQKB1R w KQkq", "c": "A13i", "m": "c2c4 e7e6 g1f3 g8f6"}
{"n": "Dutch: Staunton Gambit", "f": "rnbqkbnr/ppppp1pp/8/5p2/3PP3/8/PPP2PPP/RNBQKBNR b KQkq", "c": "A82", "m": "d2d4 f7f5 e2e4"}
{"n": "Queen's Indian: 5.Bg5 h6 6.Bh4 Bb4 7.e3 g5 8.Bg3 Ne4 9.Qc2", "f": "rn1qk2r/pbpp1p2/1p2p2p/6p1/1bPPn3/2N1PNB1/PPQ2PPP/R3KB1R b KQkq", "c": "E13n", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 b1c3 c8b7 c1g5 h7h6 g5h4 f8b4 e2e3 g7g5 h4g3 f6e4 d1c2"}
{"n": "Sicilian: Sozin, Benko, 7.Nxc6 bxc6 8.O-O g6", "f": "r1b1kb1r/p3pp1p/1qpp1np1/8/2B1P3/2N5/PPP2PPP/R1BQ1RK1 w kq", "c": "B57h", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1c4 d8b6 d4c6 b7c6 e1g1 g7g6"}
{"n": "Gr\u00fcnfeld: 5.Bg5 Ne4 6.Bh4 Nxc3 7.bxc3 dxc4", "f": "rnbqk2r/ppp1ppbp/6p1/8/2pP3B/2P2N2/P3PPPP/R2QKB1R w KQkq", "c": "D91g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 c1g5 f6e4 g5h4 e4c3 b2c3 d5c4"}
{"n": "Dutch: Ilyin-Zhenevsky Variation", "f": "rnb1qrk1/ppp1b1pp/3ppn2/5p2/2PP4/2N2NP1/PP2PPBP/R1BQ1RK1 w -", "c": "A97", "m": "d2d4 f7f5 c2c4 g8f6 g2g3 e7e6 f1g2 f8e7 g1f3 e8g8 e1g1 d7d6 b1c3 d8e8"}
{"n": "QGA: Janowski-Larsen, 6.O-O", "f": "rn1qkb1r/ppp2ppp/4pn2/8/2BP2b1/4PN2/PP3PPP/RNBQ1RK1 b kq", "c": "D25j", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 c8g4 f1c4 e7e6 e1g1"}
{"n": "King's Indian: S\u00e4misch, 5...O-O 6.Be3 c5 7.dxc5", "f": "rnbq1rk1/pp2ppbp/3p1np1/2P5/2P1P3/2N1BP2/PP4PP/R2QKBNR b KQ", "c": "E81n", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 c7c5 d4c5"}
{"n": "Benoni: Four Pawns, Taimanov, 9.a4 O-O 10.Nf3", "f": "rnbq1rk1/pp1n1pbp/3p2p1/1BpP4/P3PP2/2N2N2/1P4PP/R1BQK2R b KQ", "c": "A67q", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 f1b5 f6d7 a2a4 e8g8 g1f3"}
{"n": "Queen's Indian: 7.Nc3 Ne4 8.Nxe4 Bxe4 9.Ne1 Bxg2 10.Nxg2 d5 11.Qa4", "f": "rn1q1rk1/p1p1bppp/1p2p3/3p4/Q1PP4/6P1/PP2PPNP/R1B2RK1 b -", "c": "E18v", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 f6e4 c3e4 b7e4 f3e1 e4g2 e1g2 d7d5 d1a4"}
{"n": "Pirc: 3.Bd3", "f": "rnbqkb1r/ppp1pppp/3p1n2/8/3PP3/3B4/PPP2PPP/RNBQK1NR b KQkq", "c": "B07h", "m": "e2e4 d7d6 d2d4 g8f6 f1d3"}
{"n": "QGD: Exchange, 5.Bg5 c6", "f": "rnbqkb1r/pp3ppp/2p2n2/3p2B1/3P4/2N5/PP2PPPP/R2QKBNR w KQkq", "c": "D35l", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1g5 c7c6"}
{"n": "Neo-King's Indian: London System", "f": "rnbq1rk1/ppppppbp/5np1/8/3P1B2/4PN2/PPP1BPPP/RN1QK2R b KQ", "c": "A48k", "m": "d2d4 g8f6 g1f3 g7g6 c1f4 f8g7 e2e3 e8g8 f1e2"}
{"n": "Sicilian: Closed, 6.Be3 Rb8", "f": "1rbqk1nr/pp2ppbp/2np2p1/2p5/4P3/2NPB1P1/PPP2PBP/R2QK1NR w KQk", "c": "B26g", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 c1e3 a8b8"}
{"n": "Four Knights: Glek, Main Line", "f": "r1bqk2r/1pp2ppp/p1np1n2/2b1p3/4P3/2NP1NP1/PPP2PBP/R1BQK2R w KQkq", "c": "C47h", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 g2g3 f8c5 f1g2 d7d6 d2d3 a7a6"}
{"n": "Saragossa", "f": "rnbqkbnr/pppppppp/8/8/8/2P5/PP1PPPPP/RNBQKBNR b KQkq", "c": "A00i", "m": "c2c3"}
{"n": "Spanish: Closed, 6.Nc3", "f": "r1bqk2r/1pppbppp/p1n2n2/4p3/B3P3/2N2N2/PPPP1PPP/R1BQ1RK1 b kq", "c": "C84b", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 b1c3"}
{"n": "Catalan: 3...Bb4+ 4.Bd2 Qe7", "f": "rnb1k2r/ppppqppp/4pn2/8/1bPP4/6P1/PP1BPP1P/RN1QKBNR w KQkq", "c": "E00m", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 f8b4 c1d2 d8e7"}
{"n": "Catalan: Open, Classical, 6.Nc3 O-O", "f": "rnbq1rk1/ppp1bppp/4pn2/8/2pP4/2N2NP1/PP2PPBP/R1BQK2R w KQ", "c": "E05c", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 f8e7 b1c3 e8g8"}
{"n": "Sicilian: 3.Bb5+, Sokolsky, 5...Nc6", "f": "r3kbnr/pp1qpppp/2np4/2p5/2P1P3/5N2/PP1P1PPP/RNBQK2R w KQkq", "c": "B52h", "m": "e2e4 c7c5 g1f3 d7d6 f1b5 c8d7 b5d7 d8d7 c2c4 b8c6"}
{"n": "Sicilian: Maroczy Bind, 7.Nc3 O-O 8.Be2 d6", "f": "r1bq1rk1/pp2ppbp/2np1np1/8/2PNP3/2N1B3/PP2BPPP/R2QK2R w KQ", "c": "B38l", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 c1e3 g8f6 b1c3 e8g8 f1e2 d7d6"}
{"n": "King's Indian: Four Pawns Attack, 6.Nf3 Na6 7.Bd3", "f": "r1bq1rk1/ppp1ppbp/n2p1np1/8/2PPPP2/2NB1N2/PP4PP/R1BQK2R b KQ", "c": "E76i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f4 e8g8 g1f3 b8a6 f1d3"}
{"n": "Sicilian: Najdorf, 6.Be3 Ng4 7.Bg5 h6 8.Bh4 g5 9.Bg3 Bg7", "f": "rnbqk2r/1p2ppb1/p2p3p/6p1/3NP1n1/2N3B1/PPP2PPP/R2QKB1R w KQkq", "c": "B90i", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1e3 f6g4 e3g5 h7h6 g5h4 g7g5 h4g3 f8g7"}
{"n": "English: Symmetrical, Botvinnik System, 5...d6, 8.d3 Ne8", "f": "r1bqnrk1/pp2ppbp/2np2p1/2p5/2P1P3/2NP2P1/PP2NPBP/R1BQ1RK1 w -", "c": "A36y", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 e2e4 d7d6 g1e2 g8f6 e1g1 e8g8 d2d3 f6e8"}
{"n": "King's Indian: S\u00e4misch, 5...c6 6.Be3 a6", "f": "rnbqk2r/1p2ppbp/p1pp1np1/8/2PPP3/2N1BP2/PP4PP/R2QKBNR w KQkq", "c": "E80n", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 c7c6 c1e3 a7a6"}
{"n": "QGD: Ragozin, 5.cxd5", "f": "rnbqk2r/ppp2ppp/4pn2/3P4/1b1P4/2N2N2/PP2PPPP/R1BQKB1R b KQkq", "c": "D38e", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8b4 c4d5"}
{"n": "Sicilian: Open, 2...d6, 5.Nc3 Nbd7", "f": "r1bqkb1r/pp1npppp/3p1n2/8/3NP3/2N5/PPP2PPP/R1BQKB1R w KQkq", "c": "B56d", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8d7"}
{"n": "Sicilian: Pelikan, Chelyabinsk, 9.Nd5 Be7, 11.c3 O-O 12.Nc2 Bg5 13.a4", "f": "r1bq1rk1/5ppp/p1np4/1p1Np1b1/P3P3/2P5/1PN2PPP/R2QKB1R b KQ", "c": "B33r", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e5 d4b5 d7d6 c1g5 a7a6 b5a3 b7b5 c3d5 f8e7 g5f6 e7f6 c2c3 e8g8 a3c2 f6g5 a2a4"}
{"n": "Start position", "f": "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq", "c": "A00a", "m": ""}
{"n": "Russian Game: Nimzowitsch Attack", "f": "rnbqkb1r/ppp2ppp/3p4/8/4n3/2N2N2/PPPP1PPP/R1BQKB1R b KQkq", "c": "C42m", "m": "e2e4 e7e5 g1f3 g8f6 f3e5 d7d6 e5f3 f6e4 b1c3"}
{"n": "French: Winawer, 6...Ne7 7.Qg4 Nbc6", "f": "r1bqk2r/pp2nppp/2n1p3/2ppP3/3P2Q1/P1P5/2P2PPP/R1B1KBNR w KQkq", "c": "C18k", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3 b2c3 g8e7 d1g4 b8c6"}
{"n": "Spanish: Exchange, Keres Variation", "f": "r1bqkbnr/1pp2ppp/p1p5/4p3/4P3/2N2N2/PPPP1PPP/R1BQK2R b KQkq", "c": "C68g", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5c6 d7c6 b1c3"}
{"n": "QGA: Classical, 6.O-O Nc6", "f": "r1bqkb1r/pp3ppp/2n1pn2/2p5/2BP4/4PN2/PP3PPP/RNBQ1RK1 w kq", "c": "D26r", "m": "d2d4 d7d5 c2c4 d5c4 g1f3 g8f6 e2e3 e7e6 f1c4 c7c5 e1g1 b8c6"}
{"n": "French: Tarrasch, Open, 4.exd5 Qxd5, Main Line, 10.Nxd4 a6 11.Re1", "f": "r1b1kb1r/1p3ppp/p2qpn2/8/2BN4/8/PPP2PPP/R1BQR1K1 b kq", "c": "C07t", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 e4d5 d8d5 g1f3 c5d4 f1c4 d5d6 e1g1 g8f6 d2b3 b8c6 b3d4 c6d4 f3d4 a7a6 f1e1"}
{"n": "French: Winawer, Petrosian, 5.a3", "f": "rnb1k1nr/pppq1ppp/4p3/3pP3/1b1P4/P1N5/1PP2PPP/R1BQKBNR b KQkq", "c": "C16h", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 d8d7 a2a3"}
{"n": "Old Benoni: Schmidt", "f": "rnbqkbnr/pp2pppp/3p4/2pP4/8/8/PPP1PPPP/RNBQKBNR w KQkq", "c": "A43s", "m": "d2d4 c7c5 d4d5 d7d6"}
{"n": "Sicilian: Scheveningen, Keres, Perenyi Attack, 7...e5", "f": "rnbqkb1r/1p3ppp/p2p1n2/4p3/3NP1P1/2N1B3/PPP2P1P/R2QKB1R w KQkq", "c": "B81e", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e6 g2g4 a7a6 c1e3 e6e5"}
{"n": "QGD: Classical, 5...O-O 6.e3 b6", "f": "rnbq1rk1/p1p1bppp/1p2pn2/3p4/2PP1B2/2N1PN2/PP3PPP/R2QKB1R w KQ", "c": "D37k", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8e7 c1f4 e8g8 e2e3 b7b6"}
{"n": "Neo-Old Indian: Wade Defence, 3.e4 Nf6", "f": "rn1qkb1r/ppp1pppp/3p1n2/8/3PP1b1/5N2/PPP2PPP/RNBQKB1R w KQkq", "c": "A41k", "m": "d2d4 d7d6 g1f3 c8g4 e2e4 g8f6"}
{"n": "Slav: Central, 7.f3 Bb4", "f": "rn1qk2r/pp3ppp/2p1pn2/4Nb2/PbpP4/2N2P2/1P2P1PP/R1BQKB1R w KQkq", "c": "D17m", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 f3e5 e7e6 f2f3 f8b4"}
{"n": "QGD: Classical, 5...O-O 6.e3 c5 7.dxc5 Bxc5 8.Qc2 Nc6 9.a3 Qa5 10.O-O-O", "f": "r1b2rk1/pp3ppp/2n1pn2/q1bp4/2P2B2/P1N1PN2/1PQ2PPP/2KR1B1R b -", "c": "D37v", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8e7 c1f4 e8g8 e2e3 c7c5 d4c5 e7c5 d1c2 b8c6 a2a3 d8a5 e1c1"}
{"n": "Vienna: 2...Nc6 3.Bc4 Bc5 4.d3", "f": "r1bqk1nr/pppp1ppp/2n5/2b1p3/2B1P3/2NP4/PPP2PPP/R1BQK1NR b KQkq", "c": "C25k", "m": "e2e4 e7e5 b1c3 b8c6 f1c4 f8c5 d2d3"}
{"n": "Sicilian: Nimzowitsch, 3.Nc3 d5 4.exd5", "f": "rnbqkb1r/pp2pppp/5n2/2pP4/8/2N2N2/PPPP1PPP/R1BQKB1R b KQkq", "c": "B29e", "m": "e2e4 c7c5 g1f3 g8f6 b1c3 d7d5 e4d5"}
{"n": "Pirc: 3.Nc3", "f": "rnbqkb1r/ppp1pppp/3p1n2/8/3PP3/2N5/PPP2PPP/R1BQKBNR b KQkq", "c": "B07k", "m": "e2e4 d7d6 d2d4 g8f6 b1c3"}
{"n": "English: Symmetrical, 5.Nf3 d6 6.O-O", "f": "r1bqk1nr/pp2ppbp/2np2p1/2p5/2P5/2N2NP1/PP1PPPBP/R1BQ1RK1 b kq", "c": "A37g", "m": "c2c4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 g1f3 d7d6 e1g1"}
{"n": "Neo-Gr\u00fcnfeld, 6.O-O c6 7.Ne5", "f": "rnbq1rk1/pp2ppbp/2p2np1/3pN3/2PP4/6P1/PP2PPBP/RNBQ1RK1 b -", "c": "D78c", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 e1g1 c7c6 f3e5"}
{"n": "QGD: Chigorin, 3.Nf3", "f": "r1bqkbnr/ppp1pppp/2n5/3p4/2PP4/5N2/PP2PPPP/RNBQKB1R b KQkq", "c": "D07f", "m": "d2d4 d7d5 c2c4 b8c6 g1f3"}
{"n": "Sicilian: Najdorf, 6.f4 e5", "f": "rnbqkb1r/1p3ppp/p2p1n2/4p3/3NPP2/2N5/PPP3PP/R1BQKB1R w KQkq", "c": "B93k", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 f2f4 e7e5"}
{"n": "Sicilian: Accelerated Fianchetto, Modern, 6.Be3 Nf6 7.Nxc6 bxc6 8.e5 Ng8", "f": "r1bqk1nr/p2pppbp/2p3p1/4P3/8/2N1B3/PPP2PPP/R2QKB1R w KQkq", "c": "B34s", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 b1c3 f8g7 c1e3 g8f6 d4c6 b7c6 e4e5 f6g8"}
{"n": "Caro-Kann: Bronstein-Larsen, 6.c3 Bf5 7.Ne2", "f": "rn1qkb1r/pp2pp1p/2p2p2/5b2/3P4/2P5/PP2NPPP/R1BQKB1R b KQkq", "c": "B16k", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 g8f6 e4f6 g7f6 c2c3 c8f5 g1e2"}
{"n": "French: Classical, Steinitz, 8.Nf3 c5 9.dxc5", "f": "rnb2rk1/pp1nqppp/4p3/2PpP3/5P2/2N2N2/PPP3PP/R2QKB1R b KQ", "c": "C14l", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8e7 e4e5 f6d7 g5e7 d8e7 f2f4 e8g8 g1f3 c7c5 d4c5"}
{"n": "Queen's Pawn: Keres Defence, 3.Bd2", "f": "rnbqk1nr/pppp1ppp/4p3/8/1bPP4/8/PP1BPPPP/RN1QKBNR b KQkq", "c": "A40q", "m": "d2d4 e7e6 c2c4 f8b4 c1d2"}
{"n": "Dutch: 2.c4 Nf6 3.g3 e6", "f": "rnbqkb1r/pppp2pp/4pn2/5p2/2PP4/6P1/PP2PP1P/RNBQKBNR w KQkq", "c": "A90", "m": "d2d4 f7f5 c2c4 g8f6 g2g3 e7e6"}
{"n": "Gr\u00fcnfeld: Exchange, 7.Be3", "f": "rnbqk2r/ppp1ppbp/6p1/8/3PP3/2P1B3/P4PPP/R2QKBNR b KQkq", "c": "D85g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 c1e3"}
{"n": "King's Indian: Makagonov, 5...O-O", "f": "rnbq1rk1/ppp1ppbp/3p1np1/8/2PPP3/2N4P/PP3PP1/R1BQKBNR w KQ", "c": "E71d", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 h2h3 e8g8"}
{"n": "Gr\u00fcnfeld: 5.e3 O-O 6.Qb3 c6 7.Bd2 e6 8.Bd3", "f": "rnbq1rk1/pp3pbp/2p1pnp1/3p4/2PP4/1QNBPN2/PP1B1PPP/R3K2R b KQ", "c": "D95f", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 e2e3 e8g8 d1b3 c7c6 c1d2 e7e6 f1d3"}
{"n": "Scotch: 4.Nxd4 Bc5 5.Nb3 Bb6 6.a4 a6", "f": "r1bqk1nr/1ppp1ppp/pbn5/8/P3P3/1N6/1PP2PPP/RNBQKB1R w KQkq", "c": "C45q", "m": "e2e4 e7e5 g1f3 b8c6 d2d4 e5d4 f3d4 f8c5 d4b3 c5b6 a2a4 a7a6"}
{"n": "Spanish: Closed, Centre Attack, 7.e5 Ne4 8.Nxd4", "f": "r1bqk2r/1pppbppp/p1n5/4P3/B2Nn3/8/PPP2PPP/RNBQ1RK1 b kq", "c": "C84i", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 d2d4 e5d4 e4e5 f6e4 f3d4"}
{"n": "Sicilian: 3.Bb5+ Nc6 4.O-O Bd7 5.Re1 Nf6 6.c3 a6 7.Bf1 Bg4 8.h3", "f": "r2qkb1r/1p2pppp/p1np1n2/2p5/4P1b1/2P2N1P/PP1P1PP1/RNBQRBK1 b kq", "c": "B51u", "m": "e2e4 c7c5 g1f3 d7d6 f1b5 b8c6 e1g1 c8d7 f1e1 g8f6 c2c3 a7a6 b5f1 d7g4 h2h3"}
{"n": "Alekhine: Four Pawns Attack, Fianchetto Variation", "f": "rnbqkb1r/ppp1pp1p/1n1p2p1/4P3/2PP1P2/8/PP4PP/RNBQKBNR w KQkq", "c": "B03i", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 c2c4 d5b6 f2f4 g7g6"}
{"n": "Gr\u00fcnfeld: Early Russian Variation", "f": "rnbqkb1r/ppp1pp1p/5np1/3p4/2PP4/1QN5/PP2PPPP/R1B1KBNR b KQkq", "c": "D81", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 d1b3"}
{"n": "French: Tarrasch, Open, 4.Ngf3 cxd4", "f": "rnbqkbnr/pp3ppp/4p3/3p4/3pP3/5N2/PPPN1PPP/R1BQKB1R w KQkq", "c": "C07h", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 g1f3 c5d4"}
{"n": "Spanish: Exchange, Alapin Gambit", "f": "r2qkbnr/1pp2pp1/p1p5/4p2p/4P1b1/5N1P/PPPP1PP1/RNBQ1RK1 w kq", "c": "C68o", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5c6 d7c6 e1g1 c8g4 h2h3 h7h5"}
{"n": "Caro-Kann: Panov-Botvinnik, 5...Nc6 6.Bg5 Be6", "f": "r2qkb1r/pp2pppp/2n1bn2/3p2B1/2PP4/2N5/PP3PPP/R2QKBNR w KQkq", "c": "B13x", "m": "e2e4 c7c6 d2d4 d7d5 e4d5 c6d5 c2c4 g8f6 b1c3 b8c6 c1g5 c8e6"}
{"n": "Sicilian: 2...d6 3.d4 Nf6", "f": "rnbqkb1r/pp2pppp/3p1n2/2p5/3PP3/5N2/PPP2PPP/RNBQKB1R w KQkq", "c": "B53b", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 g8f6"}
{"n": "French: Winawer, Alekhine Gambit, 5.a3 Be7", "f": "rnbqk1nr/ppp1bppp/4p3/8/3Pp3/P1N5/1PP1NPPP/R1BQKB1R w KQkq", "c": "C15t", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 g1e2 d5e4 a2a3 b4e7"}
{"n": "French: Tarrasch, Closed, 7.Ndf3 Qa5", "f": "r1b1kb1r/pp1n1ppp/2n1p3/q1ppP3/3P4/2PB1N2/PP3PPP/R1BQK1NR w KQkq", "c": "C05q", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 g8f6 e4e5 f6d7 f1d3 c7c5 c2c3 b8c6 d2f3 d8a5"}
{"n": "QGD: Tartakower, 8.cxd5 Nxd5 9.Bxe7 Qxe7 10.Rc1", "f": "rnb2rk1/p1p1qpp1/1p2p2p/3n4/3P4/2N1PN2/PP3PPP/2RQKB1R b K", "c": "D59e", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5h4 b7b6 c4d5 f6d5 h4e7 d8e7 a1c1"}
{"n": "Two Knights: Lolli Attack", "f": "r1bqkb1r/ppp2ppp/2n5/3np1N1/2BP4/8/PPP2PPP/RNBQK2R b KQkq", "c": "C57f", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 f3g5 d7d5 e4d5 f6d5 d2d4"}
{"n": "French: MacCutcheon, 8.Qg4 g6", "f": "rnbqk2r/ppp2p2/4p1pp/3pP3/3Pn1Q1/2P5/P1PB1PPP/R3KBNR w KQkq", "c": "C12n", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8b4 e4e5 h7h6 g5d2 b4c3 b2c3 f6e4 d1g4 g7g6"}
{"n": "Spanish: Classical, 4.O-O Qf6", "f": "r1b1k1nr/pppp1ppp/2n2q2/1Bb1p3/4P3/5N2/PPPP1PPP/RNBQ1RK1 w kq", "c": "C64m", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f8c5 e1g1 d8f6"}
{"n": "Vienna: 3.Bc4 Nxe4 4.Qh5", "f": "rnbqkb1r/pppp1ppp/8/4p2Q/2B1n3/2N5/PPPP1PPP/R1B1K1NR b KQkq", "c": "C27c", "m": "e2e4 e7e5 b1c3 g8f6 f1c4 f6e4 d1h5"}
{"n": "King's Indian: 4.e4 d6", "f": "rnbqk2r/ppp1ppbp/3p1np1/8/2PPP3/2N5/PP3PPP/R1BQKBNR w KQkq", "c": "E70e", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6"}
{"n": "Queen's Indian: 4.e3 Bb7 5.Bd3 d5", "f": "rn1qkb1r/pbp2ppp/1p2pn2/3p4/2PP4/3BPN2/PP3PPP/RNBQK2R w KQkq", "c": "E14m", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 e2e3 c8b7 f1d3 d7d5"}
{"n": "Four Knights: Nimzowitsch (Paulsen) Variation", "f": "r1bq1rk1/pppp1ppp/2B2n2/4p3/1b2P3/2N2N2/PPPP1PPP/R1BQ1RK1 b -", "c": "C49d", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 f1b5 f8b4 e1g1 e8g8 b5c6"}
{"n": "Alekhine: Four Pawns Attack, 6...c5", "f": "rnbqkb1r/pp2pppp/1n6/2p1P3/2PP4/8/PP4PP/RNBQKBNR w KQkq", "c": "B03k", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 c2c4 d5b6 f2f4 d6e5 f4e5 c7c5"}
{"n": "Semi-Slav: Meran, Sozin, Stahlberg Attack", "f": "r1bqkb1r/5ppp/4pn2/1p2N3/3p4/3B1Q2/PP3PPP/R1B1K2R b KQkq", "c": "D49g", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 a7a6 e3e4 c6c5 e4e5 c5d4 c3b5 d7e5 f3e5 a6b5 d1f3"}
{"n": "Spanish: Open, 6.d4", "f": "r1bqkb1r/1ppp1ppp/p1n5/4p3/B2Pn3/5N2/PPP2PPP/RNBQ1RK1 b kq", "c": "C80f", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 d2d4"}
{"n": "Spanish: Open, 9.c3", "f": "r2qkb1r/2p2ppp/p1n1b3/1p1pP3/4n3/1BP2N2/PP3PPP/RNBQ1RK1 b kq", "c": "C82a", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 d2d4 b7b5 a4b3 d7d5 d4e5 c8e6 c2c3"}
{"n": "King's Indian: Four Pawns Attack, Main Line", "f": "r1bq1rk1/pp2ppbp/2np1np1/8/2PNPP2/2N1B3/PP2B1PP/R2QK2R b KQ", "c": "E79a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f4 e8g8 f1e2 c7c5 g1f3 c5d4 f3d4 b8c6 c1e3"}
{"n": "QGD: Neo-Orthodox, 7.Bxf6 Bxf6 8.Qb3", "f": "rnbq1rk1/ppp2pp1/4pb1p/3p4/2PP4/1QN1PN2/PP3PPP/R3KB1R b KQ", "c": "D55i", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5f6 e7f6 d1b3"}
{"n": "Sicilian: Najdorf, Browne, 10.O-O-O Nbd7 11.Be2", "f": "r1b1k2r/1pqnbpp1/p2ppn1p/8/3NPP1B/2N2Q2/PPP1B1PP/2KR3R b kq", "c": "B98j", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7 d1f3 h7h6 g5h4 d8c7 e1c1 b8d7 f1e2"}
{"n": "Queen's Indian: Capablanca, Riumin, 7.Nc3", "f": "rn1qk2r/pbppbppp/1p2pn2/8/2PP4/2N2NP1/PP1BPPBP/R2QK2R b KQkq", "c": "E16k", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8b4 c1d2 b4e7 b1c3"}
{"n": "Slav: Bronstein, 6.Ne5 Bh5 7.f3", "f": "rn1qkb1r/pp2pppp/2p2n2/4N2b/P1pP4/2N2P2/1P2P1PP/R1BQKB1R b KQkq", "c": "D16q", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8g4 f3e5 g4h5 f2f3"}
{"n": "French: Winawer, Advance, 5.dxc5", "f": "rnbqk1nr/pp3ppp/4p3/2PpP3/1b6/2N5/PPP2PPP/R1BQKBNR b KQkq", "c": "C17b", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 d4c5"}
{"n": "King's Indian: S\u00e4misch, Orthodox Main Line, 10.Qd2 a6 11.g4 h5 12.h3", "f": "r1bq1rk1/1p1n1pb1/p2p1np1/3Pp2p/4P1P1/2N1BP1P/PP1QN3/R3KB1R b KQ", "c": "E89i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 d4d5 c7c6 g1e2 c6d5 c4d5 b8d7 d1d2 a7a6 g2g4 h7h5 h2h3"}
{"n": "Sicilian: Closed, 6.f4 e6: 9.Be3 Nd4 10.e5 Nef5", "f": "r1bq1rk1/pp3pbp/3pp1p1/2p1Pn2/3n1P2/2NPBNP1/PPP3BP/R2Q1RK1 w -", "c": "B25x", "m": "e2e4 c7c5 b1c3 b8c6 g2g3 g7g6 f1g2 f8g7 d2d3 d7d6 f2f4 e7e6 g1f3 g8e7 e1g1 e8g8 c1e3 c6d4 e4e5 e7f5"}
{"n": "Spanish: Vinogradov Variation", "f": "r1b1kbnr/ppppqppp/2n5/1B2p3/4P3/5N2/PPPP1PPP/RNBQK2R w KQkq", "c": "C60f", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 d8e7"}
{"n": "Spanish: Worrall Attack, 7...O-O 8.c3 d5 9.d3", "f": "r1bq1rk1/2p1bppp/p1n2n2/1p1pp3/4P3/1BPP1N2/PP2QPPP/RNB2RK1 b -", "c": "C86k", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 d1e2 b7b5 a4b3 e8g8 c2c3 d7d5 d2d3"}
{"n": "Caro-Kann: Bronstein-Larsen", "f": "rnbqkb1r/pp2pp1p/2p2p2/8/3P4/8/PPP2PPP/R1BQKBNR w KQkq", "c": "B16a", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 g8f6 e4f6 g7f6"}
{"n": "King's Indian: 5.Be2 c5", "f": "rnbqk2r/pp2ppbp/3p1np1/2p5/2PPP3/2N5/PP2BPPP/R1BQK1NR w KQkq", "c": "E73b", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 c7c5"}
{"n": "Vienna: 2...Bb4", "f": "rnbqk1nr/pppp1ppp/8/4p3/1b2P3/2N5/PPPP1PPP/R1BQKBNR w KQkq", "c": "C25b", "m": "e2e4 e7e5 b1c3 f8b4"}
{"n": "Old Benoni: Czech, 3.c4 d6 4.e4 Be7", "f": "rnbqk1nr/pp2bppp/3p4/2pPp3/2P1P3/8/PP3PPP/RNBQKBNR w KQkq", "c": "A44f", "m": "d2d4 c7c5 d4d5 e7e5 c2c4 d7d6 e2e4 f8e7"}
{"n": "King's Indian: S\u00e4misch, Panno Main Line, 9.Nc1", "f": "1rbq1rk1/1pp1ppbp/p1np1np1/8/2PPP3/2N1BP2/PP1Q2PP/R1N1KB1R b KQ", "c": "E84g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b8c6 g1e2 a7a6 d1d2 a8b8 e2c1"}
{"n": "King's Indian: S\u00e4misch, Fianchetto, 7.Qd2 c5 8.d5", "f": "rnbq1rk1/p3ppbp/1p1p1np1/2pP4/2P1P3/2N1BP2/PP1Q2PP/R3KBNR b KQ", "c": "E82c", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 b7b6 d1d2 c7c5 d4d5"}
{"n": "French: Tarrasch, Open, 7.dxc5", "f": "r1bqk1nr/pp3ppp/2nb4/1BPp4/8/5N2/PPPN1PPP/R1BQK2R b KQkq", "c": "C09e", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 e4d5 e6d5 g1f3 b8c6 f1b5 f8d6 d4c5"}
{"n": "Sicilian: Najdorf, 6...e6 7.Be2", "f": "rnbqkb1r/1p3ppp/p2ppn2/6B1/3NP3/2N5/PPP1BPPP/R2QK2R b KQkq", "c": "B95c", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f1e2"}
{"n": "Pirc: Pytel/Czech", "f": "rnbqkb1r/pp2pppp/2pp1n2/8/3PP3/2N5/PPP2PPP/R1BQKBNR w KQkq", "c": "B07n", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 c7c6"}
{"n": "Indian: London System", "f": "rnbqkb1r/pppp1ppp/4pn2/8/3P1B2/5N2/PPP1PPPP/RN1QKB1R b KQkq", "c": "A46p", "m": "d2d4 g8f6 g1f3 e7e6 c1f4"}
{"n": "Italian: 3...d6", "f": "r1bqkbnr/ppp2ppp/2np4/4p3/2B1P3/5N2/PPPP1PPP/RNBQK2R w KQkq", "c": "C50d", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 d7d6"}
{"n": "Four Knights: Gunsberg Variation", "f": "r1bqkb1r/pppp1ppp/2n2n2/4p3/4P3/P1N2N2/1PPP1PPP/R1BQKB1R b KQkq", "c": "C47b", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 a2a3"}
{"n": "Sicilian: Smith-Morra, 4.Nxc3 Nc6 5.Nf3 d6", "f": "r1bqkbnr/pp2pppp/2np4/8/4P3/2N2N2/PP3PPP/R1BQKB1R w KQkq", "c": "B21y", "m": "e2e4 c7c5 d2d4 c5d4 c2c3 d4c3 b1c3 b8c6 g1f3 d7d6"}
{"n": "Alekhine: 4.c4", "f": "rnbqkb1r/ppp1pppp/3p4/3nP3/2PP4/8/PP3PPP/RNBQKBNR b KQkq", "c": "B03e", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 c2c4"}
{"n": "French: Winawer, 6...Ne7 7.Nf3 b6", "f": "rnbqk2r/p3nppp/1p2p3/2ppP3/3P4/P1P2N2/2P2PPP/R1BQKB1R w KQkq", "c": "C19h", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3 b2c3 g8e7 g1f3 b7b6"}
{"n": "King's Indian: 7.O-O Nbd7 8.Re1 c6 9.Bf1 exd4 10.Nxd4 Ng4", "f": "r1bq1rk1/pp1n1pbp/2pp2p1/8/2PNP1n1/2N5/PP3PPP/R1BQRBK1 w -", "c": "E95m", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8d7 f1e1 c7c6 e2f1 e5d4 f3d4 f6g4"}
{"n": "QGD: Exchange, Main Line, 9.Nf3", "f": "r1bq1rk1/pp1nbppp/2p2n2/3p2B1/3P4/2NBPN2/PPQ2PPP/R3K2R b KQ", "c": "D36o", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c4d5 e6d5 c1g5 c7c6 d1c2 f8e7 e2e3 b8d7 f1d3 e8g8 g1f3"}
{"n": "Sicilian: Maroczy Bind, Breyer, 8.Qxg4 Nxd4 9.Qd1 Ne6 10.Rc1", "f": "r1bqk2r/pp1pppbp/4n1p1/8/2P1P3/2N1B3/PP3PPP/2RQKB1R b Kkq", "c": "B39j", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 c2c4 f8g7 c1e3 g8f6 b1c3 f6g4 d1g4 c6d4 g4d1 d4e6 a1c1"}
{"n": "Queen's Indian: 7.Nc3 Ne4 8.Nxe4 Bxe4 9.Ne1 Bxg2 10.Nxg2 d5 11.Qa4 Qd7", "f": "rn3rk1/p1pqbppp/1p2p3/3p4/Q1PP4/6P1/PP2PPNP/R1B2RK1 w -", "c": "E18w", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 f6e4 c3e4 b7e4 f3e1 e4g2 e1g2 d7d5 d1a4 d8d7"}
{"n": "Spanish: Closed, Centre Attack, 7.e5", "f": "r1bqk2r/1pppbppp/p1n2n2/4P3/B2p4/5N2/PPP2PPP/RNBQ1RK1 b kq", "c": "C84h", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 d2d4 e5d4 e4e5"}
{"n": "Indian: 2.c4", "f": "rnbqkb1r/pppppppp/5n2/8/2PP4/8/PP2PPPP/RNBQKBNR b KQkq", "c": "A50a", "m": "d2d4 g8f6 c2c4"}
{"n": "Spanish: Closed, Averbakh, 7.c3 O-O 8.d4", "f": "r1bq1rk1/1pp1bppp/p1np1n2/4p3/B2PP3/2P2N2/PP3PPP/RNBQR1K1 b -", "c": "C87j", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 d7d6 c2c3 e8g8 d2d4"}
{"n": "French: Winawer, M\u00fcller-Zhuravlev Gambit", "f": "rnbqk1nr/ppp2ppp/4p3/3p4/1b1PP3/2N5/PPPB1PPP/R2QKBNR b KQkq", "c": "C15h", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 c1d2"}
{"n": "Spanish: Closed, Pilnik, 11.Nbd2", "f": "r1bq1rk1/4bppp/p2p1n2/npp1p3/4P3/2PP1N2/PPBN1PPP/R1BQR1K1 b -", "c": "C90h", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 d2d3 c6a5 b3c2 c7c5 b1d2"}
{"n": "Caro-Kann: English Variation", "f": "rnbqkbnr/pp1ppppp/2p5/8/2P1P3/8/PP1P1PPP/RNBQKBNR b KQkq", "c": "B10g", "m": "e2e4 c7c6 c2c4"}
{"n": "Sicilian: Prins (Moscow), 5...Nc6 6.c4 Qb6", "f": "r1b1kb1r/pp2pppp/1qnp1n2/8/2PNP3/5P2/PP4PP/RNBQKB1R w KQkq", "c": "B54k", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 f2f3 b8c6 c2c4 d8b6"}
{"n": "Pirc: Austrian, 5...O-O 6.Bd3 Na6 7.O-O c5", "f": "r1bq1rk1/pp2ppbp/n2p1np1/2p5/3PPP2/2NB1N2/PPP3PP/R1BQ1RK1 w -", "c": "B09m", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 f2f4 f8g7 g1f3 e8g8 f1d3 b8a6 e1g1 c7c5"}
{"n": "QGD: Cambridge Springs, Argentine Variation", "f": "r1b2rk1/pp1n1ppp/2p1pn2/q2p4/1bPP3B/2N1P3/PPQN1PPP/R3KB1R b KQ", "c": "D52m", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 b8d7 e2e3 c7c6 g1f3 d8a5 f3d2 f8b4 d1c2 e8g8 g5h4"}
{"n": "French: Chatard-Alekhine Attack", "f": "rnbqk2r/pppnbppp/4p3/3pP1B1/3P3P/2N5/PPP2PP1/R2QKBNR b KQkq", "c": "C13i", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 g8f6 c1g5 f8e7 e4e5 f6d7 h2h4"}
{"n": "QGD: Semi-Tarrasch, 5.e3 Nc6 6.a3 dxc4", "f": "r1bqkb1r/pp3ppp/2n1pn2/2p5/2pP4/P1N1PN2/1P3PPP/R1BQKB1R w KQkq", "c": "D40k", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 e2e3 b8c6 a2a3 d5c4"}
{"n": "Two Knights: 4.d3 Be7 5.O-O O-O 6.Bb3", "f": "r1bq1rk1/ppppbppp/2n2n2/4p3/4P3/1B1P1N2/PPP2PPP/RNBQ1RK1 b -", "c": "C55i", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 d2d3 f8e7 e1g1 e8g8 c4b3"}
{"n": "Two Knights: Classical, 7.Bxd5", "f": "r1bqkb1r/ppp2ppp/2n5/3B4/3pn3/5N2/PPP2PPP/RNBQR1K1 b kq", "c": "C56d", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 g8f6 d2d4 e5d4 e1g1 f6e4 f1e1 d7d5 c4d5"}
{"n": "French: Winawer, Advance, 4...Ne7", "f": "rnbqk2r/ppp1nppp/4p3/3pP3/1b1P4/2N5/PPP2PPP/R1BQKBNR w KQkq", "c": "C16j", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 g8e7"}
{"n": "QGD: Austrian Defence", "f": "rnbqkbnr/pp2pppp/8/2pp4/2PP4/8/PP2PPPP/RNBQKBNR w KQkq", "c": "D06b", "m": "d2d4 d7d5 c2c4 c7c5"}
{"n": "Sicilian: Pelikan, 7.Nd5", "f": "r1bqkb1r/pp3ppp/2np1n2/1N1Np3/4P3/8/PPP2PPP/R1BQKB1R b KQkq", "c": "B33h", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g8f6 b1c3 e7e5 d4b5 d7d6 c3d5"}
{"n": "Sicilian: Accelerated Pterodactyl, 4.dxc5", "f": "rnbqk1nr/pp1pppbp/6p1/2P5/4P3/5N2/PPP2PPP/RNBQKB1R b KQkq", "c": "B27n", "m": "e2e4 c7c5 g1f3 g7g6 d2d4 f8g7 d4c5"}
{"n": "Sicilian: Dragon, 6.Be2 Bg7 7.O-O O-O", "f": "rnbq1rk1/pp2ppbp/3p1np1/8/3NP3/2N5/PPP1BPPP/R1BQ1RK1 w -", "c": "B70o", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 g7g6 f1e2 f8g7 e1g1 e8g8"}
{"n": "Benko Gambit: 7.e4, Main Line, 11...Nbd7 12.h3 Qb6", "f": "r4rk1/3nppbp/1q1p1np1/2pP4/4P3/2N2NPP/PP3PK1/R1BQ3R w -", "c": "A59p", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6 c8a6 b1c3 d7d6 e2e4 a6f1 e1f1 g7g6 g2g3 f8g7 f1g2 e8g8 g1f3 b8d7 h2h3 d8b6"}
{"n": "Sicilian: Taimanov, Four Knights, 6.Ndb5 Bb4 7.a3, 9.ed5 ed5 10.Bd3 O-O", "f": "r1bq1rk1/pp3ppp/2n2n2/3p4/8/P1NB4/1PP2PPP/R1BQK2R w KQ", "c": "B45u", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 g8f6 d4b5 f8b4 a2a3 b4c3 b5c3 d7d5 e4d5 e6d5 f1d3 e8g8"}
{"n": "Spanish: Closed, 9.h3", "f": "r1bq1rk1/2p1bppp/p1np1n2/1p2p3/4P3/1BP2N1P/PP1P1PP1/RNBQR1K1 b -", "c": "C92a", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 b7b5 a4b3 e8g8 c2c3 d7d6 h2h3"}
{"n": "Semi-Slav: Meran, Reynolds Variation", "f": "r1bqkb1r/3n1ppp/p3pn2/1ppP4/4P3/2NB1N2/PP3PPP/R1BQK2R b KQkq", "c": "D48l", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4d3 a7a6 e3e4 c6c5 d4d5"}
{"n": "QGD: Semi-Tarrasch, 5.e3 Nc6 6.Bd3", "f": "r1bqkb1r/pp3ppp/2n1pn2/2pp4/2PP4/2NBPN2/PP3PPP/R1BQK2R b KQkq", "c": "D40g", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5 e2e3 b8c6 f1d3"}
{"n": "Sicilian: Boleslavsky, 7.Nb3 Be7", "f": "r1bqk2r/pp2bppp/2np1n2/4p3/4P3/1NN5/PPP1BPPP/R1BQK2R w KQkq", "c": "B59c", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 b8c6 f1e2 e7e5 d4b3 f8e7"}
{"n": "Slav: Dutch, 8...O-O 9.Qe2 Ne4", "f": "rn1q1rk1/pp3ppp/2p1p3/5b2/PbBPn3/2N1PN2/1P2QPPP/R1B2RK1 w -", "c": "D19g", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 e2e3 e7e6 f1c4 f8b4 e1g1 e8g8 d1e2 f6e4"}
{"n": "Neo-Indian: Blumenfeld/Benoni, 4.e3 b6", "f": "rnbqkb1r/p2p1ppp/1p2pn2/2p5/2PP4/4PN2/PP3PPP/RNBQKB1R w KQkq", "c": "E10i", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 c7c5 e2e3 b7b6"}
{"n": "Catalan: Open, Classical, 8.a4, 10.Bg5 a5", "f": "rn1q1rk1/1pp1bppp/2b1pn2/p5B1/P1QP4/5NP1/1P2PPBP/RN3RK1 w -", "c": "E05o", "m": "d2d4 g8f6 c2c4 e7e6 g2g3 d7d5 f1g2 d5c4 g1f3 f8e7 e1g1 e8g8 d1c2 a7a6 a2a4 c8d7 c2c4 d7c6 c1g5 a6a5"}
{"n": "Slav: Dutch, 8...O-O 9.Qe2 Bg6", "f": "rn1q1rk1/pp3ppp/2p1pnb1/8/PbBP4/2N1PN2/1P2QPPP/R1B2RK1 w -", "c": "D19c", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 e2e3 e7e6 f1c4 f8b4 e1g1 e8g8 d1e2 f5g6"}
{"n": "French: Tarrasch, 3...Be7 4.Bd3", "f": "rnbqk1nr/ppp1bppp/4p3/3p4/3PP3/3B4/PPPN1PPP/R1BQK1NR b KQkq", "c": "C03g", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 f8e7 f1d3"}
{"n": "Queen's Pawn: London", "f": "rnbqkb1r/ppp2ppp/4pn2/3p4/3P1B2/5N2/PPP1PPPP/RN1QKB1R w KQkq", "c": "D02n", "m": "d2d4 d7d5 g1f3 g8f6 c1f4 e7e6"}
{"n": "English: Neo-Catalan Accepted, 5.Qa4+", "f": "rnbqkb1r/ppp2ppp/4pn2/8/Q1p5/5NP1/PP1PPPBP/RNB1K2R b KQkq", "c": "A13v", "m": "c2c4 e7e6 g1f3 d7d5 g2g3 g8f6 f1g2 d5c4 d1a4"}
{"n": "Queen's Indian: Petrosian", "f": "rnbqkb1r/p1pp1ppp/1p2pn2/8/2PP4/P4N2/1P2PPPP/RNBQKB1R b KQkq", "c": "E12d", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 a2a3"}
{"n": "Spanish: Alapin, 4.c3", "f": "r1bqk1nr/pppp1ppp/2n5/1B2p3/1b2P3/2P2N2/PP1P1PPP/RNBQK2R b KQkq", "c": "C60i", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 f8b4 c2c3"}
{"n": "Neo-Gr\u00fcnfeld, Main Line, 10.f4 Nc6", "f": "r1bq1rk1/pp1n1pbp/2n1p1p1/3pN3/3P1P2/2N3P1/PP2P1BP/R1BQ1RK1 w -", "c": "D79l", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 e1g1 c7c6 c4d5 c6d5 f3e5 e7e6 b1c3 f6d7 f2f4 b8c6"}
{"n": "Sicilian: Rossolimo, 3...g6 4.O-O Bg7 5.Re1 e5", "f": "r1bqk1nr/pp1p1pbp/2n3p1/1Bp1p3/4P3/2P2N2/PP1P1PPP/RNBQR1K1 b kq", "c": "B31q", "m": "e2e4 c7c5 g1f3 b8c6 f1b5 g7g6 e1g1 f8g7 f1e1 e7e5 c2c3"}
{"n": "Spanish: Closed, 6.Re1", "f": "r1bqk2r/1pppbppp/p1n2n2/4p3/B3P3/5N2/PPPP1PPP/RNBQR1K1 b kq", "c": "C87a", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1"}
{"n": "Semi-Slav: Meran, Freymann Variation", "f": "r1bqkb1r/p2n1ppp/2p1pn2/1p6/3P4/1BN1PN2/PP3PPP/R1BQK2R b KQkq", "c": "D47b", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 d5c4 d3c4 b7b5 c4b3"}
{"n": "Owen Defence: 3.Bd3 Nf6", "f": "rn1qkb1r/pbpppppp/1p3n2/8/3PP3/3B4/PPP2PPP/RNBQK1NR w KQkq", "c": "B00h", "m": "e2e4 b7b6 d2d4 c8b7 f1d3 g8f6"}
{"n": "Alekhine: Modern, 5.Be2 e6", "f": "rn1qkb1r/ppp2ppp/3pp3/3nP3/3P2b1/5N2/PPP1BPPP/RNBQK2R w KQkq", "c": "B05k", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 g1f3 c8g4 f1e2 e7e6"}
{"n": "French: Winawer, 6...Ne7 7.Nf3 Nbc6 8.a4 Qa5", "f": "r1b1k2r/pp2nppp/2n1p3/q1ppP3/P2P4/2P2N2/2P2PPP/R1BQKB1R w KQkq", "c": "C19n", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 c7c5 a2a3 b4c3 b2c3 g8e7 g1f3 b8c6 a3a4 d8a5"}
{"n": "King's Indian: Fianchetto, Classical, 8.dxe5", "f": "r1bq1rk1/pppn1pbp/3p1np1/4P3/2P5/2N2NP1/PP2PPBP/R1BQ1RK1 b -", "c": "E67f", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 g1f3 d7d6 g2g3 e8g8 f1g2 b8d7 e1g1 e7e5 d4e5"}
{"n": "Benoni: Classical, 8.h3 O-O 9.Bd3 a6 10.a4 Nbd7 11.O-O Re8", "f": "r1bqr1k1/1p1n1pbp/p2p1np1/2pP4/P3P3/2NB1N1P/1P3PP1/R1BQ1RK1 w -", "c": "A70t", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 g1f3 f8g7 h2h3 e8g8 f1d3 a7a6 a2a4 b8d7 e1g1 f8e8"}
{"n": "Benoni: 6.e4 g6 7.Bd3 Bg7 8.Nge2 O-O 9.O-O a6", "f": "rnbq1rk1/1p3pbp/p2p1np1/2pP4/4P3/2NB4/PP2NPPP/R1BQ1RK1 w -", "c": "A65j", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f1d3 f8g7 g1e2 e8g8 e1g1 a7a6"}
{"n": "Sicilian: Najdorf, Poisoned Pawn, 10.Bxf6", "f": "rnb1kb1r/1p3ppp/p2ppB2/8/3NPP2/q1N5/P1PQ2PP/1R2KB1R b Kkq", "c": "B97o", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 d8b6 d1d2 b6b2 a1b1 b2a3 g5f6"}
{"n": "Spanish: Bird's, 5.O-O c6", "f": "r1bqkbnr/pp1p1ppp/2p5/1B6/3pP3/8/PPPP1PPP/RNBQ1RK1 w kq", "c": "C61g", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 c6d4 f3d4 e5d4 e1g1 c7c6"}
{"n": "Slav: Chameleon, 5.a4 e6 6.Bg5", "f": "rnbqkb1r/1p3ppp/p1p1pn2/3p2B1/P1PP4/2N2N2/1P2PPPP/R2QKB1R b KQkq", "c": "D15n", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 a7a6 a2a4 e7e6 c1g5"}
{"n": "French: Tarrasch, Open, Main Line, 9.Nb3 Bd6 10.Re1", "f": "r1bqk2r/pp2nppp/2nb4/1B1p4/8/1N3N2/PPP2PPP/R1BQR1K1 b kq", "c": "C09o", "m": "e2e4 e7e6 d2d4 d7d5 b1d2 c7c5 e4d5 e6d5 g1f3 b8c6 f1b5 f8d6 e1g1 g8e7 d4c5 d6c5 d2b3 c5d6 f1e1"}
{"n": "Sicilian: Kan, 5.Bd3 Nf6 6.O-O Qc7 7.Qe2 d6 8.c4", "f": "rnb1kb1r/1pq2ppp/p2ppn2/8/2PNP3/3B4/PP2QPPP/RNB2RK1 b kq", "c": "B42o", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 a7a6 f1d3 g8f6 e1g1 d8c7 d1e2 d7d6 c2c4"}
{"n": "Sicilian: Najdorf, 6.Be3 e5", "f": "rnbqkb1r/1p3ppp/p2p1n2/4p3/3NP3/2N1B3/PPP2PPP/R2QKB1R w KQkq", "c": "B90k", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1e3 e7e5"}
{"n": "Spanish: Open, Berlin, 10.Bc2 Bg4 11.Nbd2 Be7 12.Re1 O-O", "f": "r2q1rk1/2p1bppp/p1n5/1pnpP3/6b1/2P2N2/PPBN1PPP/R1BQR1K1 w -", "c": "C82h", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f6e4 d2d4 b7b5 a4b3 d7d5 d4e5 c8e6 c2c3 e4c5 b3c2 e6g4 b1d2 f8e7 f1e1 e8g8"}
{"n": "Sicilian: Taimanov, 5...a6 6.Be2 Nge7 7.O-O", "f": "r1bqkb1r/1p1pnppp/p1n1p3/8/3NP3/2N5/PPP1BPPP/R1BQ1RK1 b kq", "c": "B46p", "m": "e2e4 c7c5 g1f3 e7e6 d2d4 c5d4 f3d4 b8c6 b1c3 a7a6 f1e2 g8e7 e1g1"}
{"n": "Alekhine: Modern, Flohr, 6.c4", "f": "rn1qkb1r/pp2pppp/2pp4/3nP3/2PP2b1/5N2/PP2BPPP/RNBQK2R b KQkq", "c": "B05i", "m": "e2e4 g8f6 e4e5 f6d5 d2d4 d7d6 g1f3 c8g4 f1e2 c7c6 c2c4"}
{"n": "Neo-Gr\u00fcnfeld, 6.O-O c5", "f": "rnbq1rk1/pp2ppbp/5np1/2pp4/2PP4/5NP1/PP2PPBP/RNBQ1RK1 w -", "c": "D77c", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 e1g1 c7c5"}
{"n": "Vienna Gambit: 5.Nf3", "f": "rnbqkb1r/ppp2ppp/8/3pP3/4n3/2N2N2/PPPP2PP/R1BQKB1R b KQkq", "c": "C29n", "m": "e2e4 e7e5 b1c3 g8f6 f2f4 d7d5 f4e5 f6e4 g1f3"}
{"n": "Semi-Slav: Chigorin, 7.Qc2 Main Line", "f": "r1bq1rk1/pp1n1ppp/2pbpn2/8/2BP4/2N1PN2/PPQ2PPP/R1B2RK1 b -", "c": "D46i", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 f1d3 f8d6 d1c2 e8g8 e1g1 d5c4 d3c4"}
{"n": "English: Symmetrical, 2.Nf3 Nf6", "f": "rnbqkb1r/pp1ppppp/5n2/2p5/2P5/5N2/PP1PPPPP/RNBQKB1R w KQkq", "c": "A30c", "m": "c2c4 c7c5 g1f3 g8f6"}
{"n": "French: Winawer, 4.e5 b6 5.Qg4 Bf8 6.Bg5", "f": "rnbqkbnr/p1p2ppp/1p2p3/3pP1B1/3P2Q1/2N5/PPP2PPP/R3KBNR b KQkq", "c": "C16d", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 b7b6 d1g4 b4f8 c1g5"}
{"n": "King's Indian: Mar del Plata", "f": "r1bq1rk1/ppp2pbp/2np1np1/4p3/2PPP3/2N2N2/PP2BPPP/R1BQ1RK1 w -", "c": "E97a", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6"}
{"n": "Semi-Slav: 6.Qc2 Bd6 7.Be2 O-O 8.O-O e5", "f": "r1bq1rk1/pp1n1ppp/2pb1n2/3pp3/2PP4/2N1PN2/PPQ1BPPP/R1B2RK1 w -", "c": "D45w", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 d1c2 f8d6 f1e2 e8g8 e1g1 e6e5"}
{"n": "Sicilian: Accelerated Fianchetto, Modern, 6.Be3 Nf6", "f": "r1bqk2r/pp1pppbp/2n2np1/8/3NP3/2N1B3/PPP2PPP/R2QKB1R w KQkq", "c": "B34p", "m": "e2e4 c7c5 g1f3 b8c6 d2d4 c5d4 f3d4 g7g6 b1c3 f8g7 c1e3 g8f6"}
{"n": "Spanish: Brentano Variation", "f": "r1bqkbnr/pppp1p1p/2n5/1B2p1p1/4P3/5N2/PPPP1PPP/RNBQK2R w KQkq", "c": "C60g", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g7g5"}
{"n": "Gr\u00fcnfeld: Classical Exchange, 8...c5 9.Be3", "f": "rnbq1rk1/pp2ppbp/6p1/2p5/2BPP3/2P1B3/P3NPPP/R2QK2R b KQ", "c": "D87b", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 e2e4 d5c3 b2c3 f8g7 f1c4 e8g8 g1e2 c7c5 c1e3"}
{"n": "Pirc: Classical, 5.Bc4", "f": "rnbqk2r/ppp1ppbp/3p1np1/8/2BPP3/2N2N2/PPP2PPP/R1BQK2R b KQkq", "c": "B08g", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 g1f3 f8g7 f1c4"}
{"n": "Neo-King's Indian: Torre Attack", "f": "rnbqk2r/ppppppbp/5np1/6B1/3P4/5N2/PPPNPPPP/R2QKB1R b KQkq", "c": "A48q", "m": "d2d4 g8f6 g1f3 g7g6 c1g5 f8g7 b1d2"}
{"n": "English: Symmetrical, Hedgehog, 6...a6", "f": "rn1qkb1r/1b1p1ppp/pp2pn2/2p5/2P5/2N2NP1/PP1PPPBP/R1BQ1RK1 w kq", "c": "A30i", "m": "c2c4 c7c5 g1f3 g8f6 g2g3 b7b6 f1g2 c8b7 e1g1 e7e6 b1c3 a7a6"}
{"n": "Pirc: Classical, 5.Be2 O-O 6.O-O c6 7.h3", "f": "rnbq1rk1/pp2ppbp/2pp1np1/8/3PP3/2N2N1P/PPP1BPP1/R1BQ1RK1 b -", "c": "B08q", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 g1f3 f8g7 f1e2 e8g8 e1g1 c7c6 h2h3"}
{"n": "Gr\u00fcnfeld: Exchange, 5.Bd2", "f": "rnbqkb1r/ppp1pp1p/6p1/3n4/3P4/2N5/PP1BPPPP/R2QKBNR b KQkq", "c": "D85b", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 c4d5 f6d5 c1d2"}
{"n": "Benko Gambit: Accepted, 6.Nc3 g6", "f": "rn1qkb1r/3ppp1p/b4np1/2pP4/8/2N5/PP2PPPP/R1BQKBNR w KQkq", "c": "A58f", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6 c8a6 b1c3 g7g6"}
{"n": "Pirc: 4.Be3 Bg7", "f": "rnbqk2r/ppp1ppbp/3p1np1/8/3PP3/2N1B3/PPP2PPP/R2QKBNR w KQkq", "c": "B07u", "m": "e2e4 d7d6 d2d4 g8f6 b1c3 g7g6 c1e3 f8g7"}
{"n": "Benoni: Four Pawns, Taimanov, 9.Bd3 O-O", "f": "rnbq1rk1/pp1n1pbp/3p2p1/2pP4/4PP2/2NB4/PP4PP/R1BQK1NR w KQ", "c": "A67f", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 d7d6 e2e4 g7g6 f2f4 f8g7 f1b5 f6d7 b5d3 e8g8"}
{"n": "Spanish: Closed, Exchange, 7.d3 Nd7 8.Nbd2 O-O 9.Nc4 f6", "f": "r1bq1rk1/1ppnb1pp/p1p2p2/4p3/2N1P3/3P1N2/PPP2PPP/R1BQ1RK1 w -", "c": "C85o", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 a4c6 d7c6 d2d3 f6d7 b1d2 e8g8 d2c4 f7f6"}
{"n": "King's Indian: Petrosian, Main Line", "f": "r1bq1rk1/pppn1pbp/3p1np1/3Pp3/2P1P3/2N2N2/PP2BPPP/R1BQK2R w KQ", "c": "E93", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 d4d5 b8d7"}
{"n": "Sicilian: Nimzowitsch, 3.Nc3 d5", "f": "rnbqkb1r/pp2pppp/5n2/2pp4/4P3/2N2N2/PPPP1PPP/R1BQKB1R w KQkq", "c": "B29d", "m": "e2e4 c7c5 g1f3 g8f6 b1c3 d7d5"}
{"n": "Spanish: Open Berlin, 5.d4 Nd6 Queenswap", "f": "r1bQkb1r/ppp2ppp/2p5/4Pn2/8/5N2/PPP2PPP/RNB2RK1 b kq", "c": "C67r", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 e1g1 f6e4 d2d4 e4d6 b5c6 d7c6 d4e5 d6f5 d1d8"}
{"n": "Four Knights: Belgrade Gambit, 5...Be7", "f": "r1bqk2r/ppppbppp/2n2n2/3N4/3pP3/5N2/PPP2PPP/R1BQKB1R w KQkq", "c": "C47n", "m": "e2e4 e7e5 g1f3 b8c6 b1c3 g8f6 d2d4 e5d4 c3d5 f8e7"}
{"n": "Caro-Kann: Classical, 6.h4 h6 7.Nh3", "f": "rn1qkbnr/pp2ppp1/2p3bp/8/3P3P/6NN/PPP2PP1/R1BQKB1R b KQkq", "c": "B18q", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 c8f5 e4g3 f5g6 h2h4 h7h6 g1h3"}
{"n": "Sicilian: Nimzowitsch, 3.Nc3", "f": "rnbqkb1r/pp1ppppp/5n2/2p5/4P3/2N2N2/PPPP1PPP/R1BQKB1R b KQkq", "c": "B29c", "m": "e2e4 c7c5 g1f3 g8f6 b1c3"}
{"n": "Gr\u00fcnfeld: 5.Bg5 Ne4 6.cxd5 Nxg5 7.Nxg5 e6 8.Nf3 exd5 9.e3 O-O", "f": "rnbq1rk1/ppp2pbp/6p1/3p4/3P4/2N1PN2/PP3PPP/R2QKB1R w KQ", "c": "D91q", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 d7d5 g1f3 f8g7 c1g5 f6e4 c4d5 e4g5 f3g5 e7e6 g5f3 e6d5 e2e3 e8g8"}
{"n": "Giuoco Pianissimo: Canal, 6...h6", "f": "r1bqk2r/ppp2pp1/2np1n1p/2b1p1B1/2B1P3/2NP1N2/PPP2PPP/R2QK2R w KQkq", "c": "C50v", "m": "e2e4 e7e5 g1f3 b8c6 f1c4 f8c5 d2d3 g8f6 b1c3 d7d6 c1g5 h7h6"}
{"n": "King's Indian: Mar del Plata, Fischer Variation", "f": "r1bq1rk1/pp1nn1bp/3p2p1/2pPpp2/2P1P3/2NN4/PP1BBPPP/R2Q1RK1 w -", "c": "E98o", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 e1g1 b8c6 d4d5 c6e7 f3e1 f6d7 e1d3 f7f5 c1d2 c7c5"}
{"n": "Caro-Kann: Classical, Spassky Variation", "f": "r2qkbnr/pp1nppp1/2p3bp/7P/3P4/5NN1/PPP2PP1/R1BQKB1R b KQkq", "c": "B19h", "m": "e2e4 c7c6 d2d4 d7d5 b1c3 d5e4 c3e4 c8f5 e4g3 f5g6 h2h4 h7h6 g1f3 b8d7 h4h5"}
{"n": "French: Chigorin Variation", "f": "rnbqkbnr/pppp1ppp/4p3/8/4P3/8/PPPPQPPP/RNB1KBNR b KQkq", "c": "C00g", "m": "e2e4 e7e6 d1e2"}
{"n": "QGD: Semi-Tarrasch", "f": "rnbqkb1r/pp3ppp/4pn2/2pp4/2PP4/2N2N2/PP2PPPP/R1BQKB1R w KQkq", "c": "D40a", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c5"}
{"n": "French: Tarrasch", "f": "rnbqkbnr/ppp2ppp/4p3/3p4/3PP3/8/PPPN1PPP/R1BQKBNR b KQkq", "c": "C03a", "m": "e2e4 e7e6 d2d4 d7d5 b1d2"}
{"n": "King's Indian: S\u00e4misch, Orthodox, Polugayevsky, 8...b5", "f": "rnbq1rk1/p4pbp/2pp1np1/1p1Pp3/2P1P3/2NBBP2/PP4PP/R2QK1NR w KQ", "c": "E88g", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f2f3 e8g8 c1e3 e7e5 d4d5 c7c6 f1d3 b7b5"}
{"n": "QGD: Tartakower, 8.cxd5 Nxd5 9.Bxe7 Qxe7", "f": "rnb2rk1/p1p1qpp1/1p2p2p/3n4/3P4/2N1PN2/PP3PPP/R2QKB1R w KQ", "c": "D59d", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 c1g5 f8e7 e2e3 e8g8 g1f3 h7h6 g5h4 b7b6 c4d5 f6d5 h4e7 d8e7"}
{"n": "Neo-Gr\u00fcnfeld, 6.cxd5 Nxd5 7.O-O Nb6 8.Nc3 Nc6 9.d5 Na5", "f": "r1bq1rk1/ppp1ppbp/1n4p1/n2P4/8/2N2NP1/PP2PPBP/R1BQ1RK1 w -", "c": "D76j", "m": "d2d4 g8f6 c2c4 g7g6 g2g3 d7d5 f1g2 f8g7 g1f3 e8g8 c4d5 f6d5 e1g1 d5b6 b1c3 b8c6 d4d5 c6a5"}
{"n": "Pirc", "f": "rnbqkbnr/ppp1pppp/3p4/8/4P3/8/PPPP1PPP/RNBQKBNR w KQkq", "c": "B07a", "m": "e2e4 d7d6"}
{"n": "Benoni: Snake Variation", "f": "rnbqk2r/pp1p1ppp/3b1n2/2pP4/8/2N5/PP2PPPP/R1BQKBNR w KQkq", "c": "A60j", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 e7e6 b1c3 e6d5 c4d5 f8d6"}
{"n": "English: 1...e6 2.Nc3 Bb4", "f": "rnbqk1nr/pppp1ppp/4p3/8/1bP5/2N5/PP1PPPPP/R1BQKBNR w KQkq", "c": "A13f", "m": "c2c4 e7e6 b1c3 f8b4"}
{"n": "QGD: Ragozin, Vienna, 6.e4 c5 7.e5 cxd4 8.Qa4+ Nc6 9.O-O-O", "f": "r1bqk2r/pp3ppp/2n1pn2/4P1B1/Qbpp4/2N2N2/PP3PPP/2KR1B1R b kq", "c": "D39g", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 f8b4 c1g5 d5c4 e2e4 c7c5 e4e5 c5d4 d1a4 b8c6 e1c1"}
{"n": "Queen's Indian: Old Main Line, 9.Qxc3 c5 10.Rd1", "f": "rn1q1rk1/pb1pbppp/1p2p3/2p5/2PP4/2Q2NP1/PP2PPBP/R1BR2K1 b -", "c": "E19l", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8b7 f1g2 f8e7 e1g1 e8g8 b1c3 f6e4 d1c2 e4c3 c2c3 c7c5 f1d1"}
{"n": "QGD Tarrasch: 5.Nf3", "f": "rnbqkbnr/pp3ppp/8/2pp4/3P4/2N2N2/PP2PPPP/R1BQKB1R b KQkq", "c": "D32m", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 c7c5 c4d5 e6d5 g1f3"}
{"n": "Nimzo-Indian: Classical, Pirc, 6.Nf3 Na6 7.a3", "f": "r1bq1rk1/pp1p1ppp/n3pn2/2P5/1bP5/P1N2N2/1PQ1PPPP/R1B1KB1R b KQ", "c": "E39g", "m": "d2d4 g8f6 c2c4 e7e6 b1c3 f8b4 d1c2 c7c5 d4c5 e8g8 g1f3 b8a6 a2a3"}
{"n": "Slav: Exchange, 8.Qb3", "f": "r2qkb1r/pp3ppp/2n1pn2/3p1b2/3P1B2/1QN1PN2/PP3PPP/R3KB1R b KQkq", "c": "D14f", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 c4d5 c6d5 b1c3 b8c6 c1f4 c8f5 e2e3 e7e6 d1b3"}
{"n": "French: La Bourdonnais Variation", "f": "rnbqkbnr/pppp1ppp/4p3/8/4PP2/8/PPPP2PP/RNBQKBNR b KQkq", "c": "C00c", "m": "e2e4 e7e6 f2f4"}
{"n": "Spanish: Closed, Averbakh, 7.Bxc6+", "f": "r1bqk2r/1pp1bppp/p1Bp1n2/4p3/4P3/5N2/PPPP1PPP/RNBQR1K1 b kq", "c": "C87c", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 f1e1 d7d6 a4c6"}
{"n": "Slav: Accepted, Alekhine: 5...b5 6.a4 b4 7.Nb1", "f": "rnbqkb1r/p3pppp/2p2n2/8/PppP4/4PN2/1P3PPP/RNBQKB1R b KQkq", "c": "D15s", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 e2e3 b7b5 a2a4 b5b4 c3b1"}
{"n": "Sicilian: Smith-Morra, 5.Nf3 d6 6.Bc4 e6 7.O-O Nf6", "f": "r1bqkb1r/pp3ppp/2nppn2/8/2B1P3/2N2N2/PP3PPP/R1BQ1RK1 w kq", "c": "B21z", "m": "e2e4 c7c5 d2d4 c5d4 c2c3 d4c3 b1c3 b8c6 g1f3 d7d6 f1c4 e7e6 e1g1 g8f6"}
{"n": "King's Indian: Gligoric-Taimanov, 7...exd4", "f": "rnbq1rk1/ppp2pbp/3p1np1/8/2PpP3/2N1BN2/PP2BPPP/R2QK2R w KQ", "c": "E92i", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 g1f3 e8g8 f1e2 e7e5 c1e3 e5d4"}
{"n": "French: Winawer, Advance, 4...Ne7 5.Bd2 b6", "f": "rnbqk2r/p1p1nppp/1p2p3/3pP3/1b1P4/2N5/PPPB1PPP/R2QKBNR w KQkq", "c": "C16l", "m": "e2e4 e7e6 d2d4 d7d5 b1c3 f8b4 e4e5 g8e7 c1d2 b7b6"}
{"n": "English: Symmetrical, 2.Nc3 Nc6 3.Nf3 g6 4.e3 Bg7", "f": "r1bqk1nr/pp1pppbp/2n3p1/2p5/2P5/2N1PN2/PP1P1PPP/R1BQKB1R w KQkq", "c": "A35f", "m": "c2c4 c7c5 b1c3 b8c6 g1f3 g7g6 e2e3 f8g7"}
{"n": "Queen's Pawn: London", "f": "r1bqk2r/pp3ppp/2nbpn2/2pp4/3P1B2/2PBPN2/PP3PPP/RN1QK2R w KQkq", "c": "D02q", "m": "d2d4 d7d5 g1f3 g8f6 c1f4 e7e6 e2e3 c7c5 c2c3 b8c6 f1d3 f8d6"}
{"n": "Benoni: 3.d5 d6 4.Nc3 g6 5.e4 Bg7 6.f3", "f": "rnbqk2r/pp2ppbp/3p1np1/2pP4/2P1P3/2N2P2/PP4PP/R1BQKBNR b KQkq", "c": "A56l", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 d7d6 b1c3 g7g6 e2e4 f8g7 f2f3"}
{"n": "Sicilian: Mongoose Variation", "f": "rnb1kbnr/pp1ppppp/8/q1p5/4P3/5N2/PPPP1PPP/RNBQKB1R w KQkq", "c": "B27b", "m": "e2e4 c7c5 g1f3 d8a5"}
{"n": "Slav: Dutch, 8...Nbd7 9.Nh4 Bg6", "f": "r2qk2r/pp1n1ppp/2p1pnb1/8/PbBP3N/2N1P3/1P3PPP/R1BQ1RK1 w kq", "c": "D18h", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 e2e3 e7e6 f1c4 f8b4 e1g1 b8d7 f3h4 f5g6"}
{"n": "Slav: Dutch, 8...O-O 9.Nh4 Nbd7", "f": "r2q1rk1/pp1n1ppp/2p1pn2/5b2/PbBP3N/2N1P3/1P3PPP/R1BQ1RK1 w -", "c": "D18r", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 c8f5 e2e3 e7e6 f1c4 f8b4 e1g1 e8g8 f3h4 b8d7"}
{"n": "Spanish: Worrall Attack, 7...d6", "f": "r1bqk2r/2p1bppp/p1np1n2/1p2p3/4P3/1B3N2/PPPPQPPP/RNB2RK1 w kq", "c": "C86c", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 a7a6 b5a4 g8f6 e1g1 f8e7 d1e2 b7b5 a4b3 d7d6"}
{"n": "Slav: Smyslov Variation", "f": "r1bqkb1r/pp2pppp/n1p2n2/8/P1pP4/2N2N2/1P2PPPP/R1BQKB1R w KQkq", "c": "D16e", "m": "d2d4 d7d5 c2c4 c7c6 g1f3 g8f6 b1c3 d5c4 a2a4 b8a6"}
{"n": "Semi-Slav: 6.Qc2 Bd6 7.b3", "f": "r1bqk2r/pp1n1ppp/2pbpn2/3p4/2PP4/1PN1PN2/P1Q2PPP/R1B1KB1R b KQkq", "c": "D45p", "m": "d2d4 d7d5 c2c4 e7e6 b1c3 g8f6 g1f3 c7c6 e2e3 b8d7 d1c2 f8d6 b2b3"}
{"n": "Sicilian: Najdorf, Modern Main Line 13.f5 Nc5 14.f6", "f": "r1b1k2r/2q1bppp/p2ppP2/1pn3P1/3NP3/2N2Q2/PPP4P/2KR1B1R b kq", "c": "B99x", "m": "e2e4 c7c5 g1f3 d7d6 d2d4 c5d4 f3d4 g8f6 b1c3 a7a6 c1g5 e7e6 f2f4 f8e7 d1f3 d8c7 e1c1 b8d7 g2g4 b7b5 g5f6 d7f6 g4g5 f6d7 f4f5 d7c5 f5f6"}
{"n": "Queen's Indian: Nimzowitsch, 5.b3 Bb4+ 6.Bd2 Be7 7.Bg2", "f": "rn1qk2r/p1ppbppp/bp2pn2/8/2PP4/1P3NP1/P2BPPBP/RN1QK2R b KQkq", "c": "E15p", "m": "d2d4 g8f6 c2c4 e7e6 g1f3 b7b6 g2g3 c8a6 b2b3 f8b4 c1d2 b4e7 f1g2"}
{"n": "Queen's Pawn: Colle", "f": "rnbqkb1r/ppp1pppp/5n2/3p4/3P4/4PN2/PPP2PPP/RNBQKB1R b KQkq", "c": "D04a", "m": "d2d4 d7d5 g1f3 g8f6 e2e3"}
{"n": "Sicilian: Rossolimo, 3...g6 4.Nc3", "f": "r1bqkbnr/pp1ppp1p/2n3p1/1Bp5/4P3/2N2N2/PPPP1PPP/R1BQK2R b KQkq", "c": "B31b", "m": "e2e4 c7c5 g1f3 b8c6 f1b5 g7g6 b1c3"}
{"n": "Benko Gambit: 5.bxa6", "f": "rnbqkb1r/3ppppp/P4n2/2pP4/8/8/PP2PPPP/RNBQKBNR b KQkq", "c": "A58a", "m": "d2d4 g8f6 c2c4 c7c5 d4d5 b7b5 c4b5 a7a6 b5a6"}
{"n": "King's Indian: Averbakh, 6...Na6 7.Qd2 e5 8.d5 Qe8", "f": "r1b1qrk1/ppp2pbp/n2p1np1/3Pp1B1/2P1P3/2N5/PP1QBPPP/R3K1NR w KQ", "c": "E73u", "m": "d2d4 g8f6 c2c4 g7g6 b1c3 f8g7 e2e4 d7d6 f1e2 e8g8 c1g5 b8a6 d1d2 e7e5 d4d5 d8e8"}
{"n": "Spanish: Berlin, 4.d4 exd4", "f": "r1bqkb1r/pppp1ppp/2n2n2/1B6/3pP3/5N2/PPP2PPP/RNBQK2R w KQkq", "c": "C65d", "m": "e2e4 e7e5 g1f3 b8c6 f1b5 g8f6 d2d4 e5d4"}
{"n": "S