Soffit grammar demonstrating a DPO guard

rgb_graph_101.json

{
  "C[hundred]; D[guard]; D->C": "T1[ten]; T2[ten]; T3[ten]; T4[ten]; T5[ten]; T6[ten]; T7[ten]; T8[ten]; T9[ten]; T10[ten]; D[guard];\nD->T1; D->T2; D->T3; D->T4; D->T5; D->T6; D->T7; D->T8; D->T9; D->T10;",
  "X[ten]; D[guard]; D->X": "N1[one]; N2[one]; N3[one]; N4[one]; N5[one]; N6[one]; N7[one]; N8[one]; N9[one]; N10[one]; D[guard];\nD->N1; D->N2; D->N3; D->N4; D->N5; D->N6; D->N7; D->N8; D->N9; D->N10;",
  "N; COUNT[one]; D[guard]; D->COUNT;": "N->NN; D[guard]",
  "D[guard];": "E[color];",
  "E[color]; N": [
    "E[color]; N[style=filled; fillcolor=red; label=\"\"]",
    "E[color]; N[style=filled; fillcolor=blue; label=\"\"]",
    "E[color]; N[style=filled; fillcolor=green; label=\"\"]"
  ],
  "version": "0.1",
  "start": "C[hundred]; R; G[guard]; G->C"
}