Syntax for a subset of English that is activity focused

syntax.txt

_seps: "."

8 sentence = [activity:"activity" .w? "."]
9 expression = .s!([.w! {"&":"&" "|":"|"} .w!] activity:"term")
10 if = [{"if" "when"} .w! expression:"condition" .w! "then" .w! expression:"then"
  .r?([.w! "else" .w! "if" .w! expression:"else_if_condition" .w!
      "then" .w! expression:"else_if_then"])
  ?[.w! "else" .w! expression:"else"]]
11 activity = [!{"then" "else" "&" "|"} {
  if:"if"
  {
    [{"do":"do" "does":"does"} objects how ?[.w! to] ?[.w! activity:"activity"]]
    [
      ?[
        ![verbs .w!]
        items:"subjects" .w!
      ]
      ?[{
        "will":"will"
        "would":"would"
        "shall":"shall"
        "should":"should"
        "can":"can"
        "could":"could"
        "may":"may"
        "might":"might"
        "does":"do"
        "do":"do"
        "did":"did"
        "start":"start"
        "begin":"begin"
        "end":"end"
        "finish":"finish"
        "continue":"continue"
      } ?[.w! "not":"not"] .w!]
      {
          [verb ?[.w! "with" .w! activity:"with"] how
            ?[.w! to] .w! activity:"activity"]
          [verb ?[.w! "with" .w! activity:"with"] how]
          [!"then " !"&" items:"objects" how]
      }
    ]
    items:"objects"
  }
}]
12 to = {"that" "to" "so" "because":"because"}
12 filter_items = {
    "then"
    "that"
    "to"
    "so"
    "will"
    "would"
    "shall"
    "should"
    "can"
    "could"
    "may"
    "might"
    "do"
    "did"
    "is"
    "are"
    "was"
    "where"
    "now"
    "yesterday"
    "very"
    "early"
    "late"
    keywords
  }
12 items = [![filter_items .w!] {
    [number .w! .._seps!:"item"]
    [.._seps!:"item" .w! "and" .w! .s!([.w! "and" .w!] .._seps!:"item")]
    .._seps!:"item"
  } ?[.w! "or" .w! items:"or"] ?[.w! {
    ["but" .w! {"nothing" "none" "not" "no"}]
    "except"
  } .w! items:"except"]]
13 number = {
  "a":"a"
  "the":"the"
  "some":"some"
  "none":"none"
  "few":"few"
  "many":"many"
  [?[0_999 .w!] "million":"million" ?[?[.w! "and"] .w! 0_999999]]
  [?[0_999 .w!] "thousand":"thousand" ?[?[.w! "and"] .w! 0_999]]
  [?[0_99 .w!] "hundred":"hundred" ?[?[.w! "and"] .w! 0_99]]
  0_99
}
14 0_9 = {
  "one":"one"
  "two":"two"
  "three":"three"
  "four":"four"
  "five":"five"
  "six":"six"
  "seven":"seven"
  "eight":"eight"
  "nine":"nine"
}
15 0_99 = {
  "ten":"ten"
  "eleven":"eleven"
  "twelve":"twelve"
  "thirteen":"thirteen"
  "fourteen":"fourteen"
  "fifteen":"fifteen"
  "sixteen":"sixteen"
  "seventeen":"seventeen"
  "eighteen":"eighteen"
  "nineteen":"nineteen"
  ["twenty":"twenty" .w! 0_9]
  "twenty":"twenty"
  ["thirty":"thirty" .w! 0_9]
  "thirty":"thirty"
  ["forty":"forty" .w! 0_9]
  "forty":"forty"
  ["fifty":"fifty" .w! 0_9]
  "fifty":"fifty"
  ["sixty":"sixty" .w! 0_9]
  "sixty":"sixty"
  ["seventy":"seventy" .w! 0_9]
  "seventy":"seventy"
  ["eighty":"eighty" .w! 0_9]
  "eighty":"eighty"
  ["ninety":"ninety" .w! 0_9]
  "ninety":"ninety"
  0_9
}
16 0_999 = {
  [?[0_9 .w!] "hundred":"hundred" ?[.w! "and" .w! 0_99]]
  0_99
}
17 0_999999 = {
  [?[0_999 .w!] "thousand":"thousand" ?[.w! "and" .w! 0_999]]
  0_999
}

114 how = ?[.w! {
    "how":"how"
    "who":"who"
    "when":"when"
    "why":"why"
    "what":"what"
    "sometimes":"sometimes"
    "always":"always"
    "never":"never"
    "now":"now"
    "yesterday":"yesterday"
    "tomorrow":"tomorrow"
    [?["very":"very" .w!] "early":"early"]
    [?["very":"very" .w!] "late":"late"]
    [{
      "last":"last"
      "next":"next"
    } .w! {
      "week":"week"
      "month":"month"
      "year":"year"
      "decade":"decade"
      "century":"century"
      "millenia":"millenia"
    }]
  }]
115 keywords = {
  "to"
  "with"
  "how"
  "when"
  "why"
  "what"
}
116 verbs = {
  "think"
  "learn"
  "ask"
  "plan"
  "know"
  "play"
  "teach"
  "swim"
  "walk"
  "win"
  "read"
  "observe"
  "swim"
  "walk"
  "win"
  "improve"
  "run"
  "compete"
  "write"
  "eat"
  "love"
  "sleep"
  "trick"
  "speak"
  "tell"
  "believe"
  "has"
  "want"
  "wish"
  "dance"
  "forget"
  "remember"
  "communicate"
  "store"
  "invite"
  "lie"
  "fight"
  "use"
  "train"
  "who"
  "contain"
  "fix"
  "support"
  "understand"
  "go"
  "figure"
  "correspond"
  "carry"
  "follow"
  "lead"
  "wait"
}
117 objects = ?[.w! ![keywords .w!] items:"objects"]
118 verb = {
  think_about:"think_about"
  play:"play"
  learn:"learn"
  ask:"ask"
  plan:"plan"
  know:"know"
  teach:"teach"
  think:"think"
  read_about:"read_about"
  observe:"observe"
  swim:"swim"
  walk:"walk"
  win:"win"
  improve:"improve"
  run:"run"
  compete:"compete"
  write_about:"write_about"
  eat:"eat"
  love:"love"
  sleep_over:"sleep_over"
  sleep:"sleep"
  trick:"trick"
  speak:"speak"
  tell:"tell"
  is:"is"
  believe:"believe"
  have:"have"
  want:"want"
  dance:"dance"
  forget:"forget"
  remember:"remember"
  communicate:"communicate"
  store:"store"
  invite:"invite"
  lie_about:"lie_about"
  fight:"fight"
  use:"use"
  train:"train"
  contain:"contain"
  fix:"fix"
  support:"support"
  understand:"understand"
  go:"go"
  turn:"turn"
  figure_out:"figure_out"
  correspond:"correspond"
  carry:"carry"
  follow:"follow"
  lead:"lead"
  wait:"wait"
}
119 against = ?[.w! {
    "against":"against"
    "toward":"toward"
    "beneath":"beneath"
    "above":"above"
    "between":"between"
  } .w! items:"objects"]
121 description = {
    "right":"right"
    "wrong":"wrong"
    "naughty":"naughty"
    "sticky":"sticky"
    "happy":"happy"
    "sad":"sad"
    "small":"small"
    "tall":"tall"
    "thin":"thin"
    "fat":"fat"
    "fresh":"fresh"
    "newborn":"newborn"
    "young":"young"
    "old":"old"
    "good":"good"
    "evil":"evil"
    "hungry":"hungry"
    "thirsty":"thirsty"
    "sleepy":"sleepy"
    "solved":"solved"
    "unsolved":"unsolved"
    color
    temperature
  }
122 color = {
  "black":"black"
  "white":"white"
  "blue":"blue"
  "red":"red"
  "orange":"orange"
  "yellow":"yellow"
  "gray":"gray"
  "green":"green"
  "violet":"violet"
  "pink":"pink"
  "brown":"brown"
  "dark":"dark"
  "bright":"bright"
  "colorful":"colorful"
}
123 temperature = {
  "warm":"warm"
  "cold":"cold"
  "stormy":"stormy"
  "freezing":"freezing"
}
124 speed = ?[.w! {
  "slow":"slow"
  "fast":"fast"
}]
125 emotion_at = [{
  "jealous":"jealous"
  "angry":"angry"
  "irritated":"irritated"
  "annoyed":"annoyed"
} ?[.w! "at" objects]]

20 play = "play"
21 teach = ["teach" objects]
22 swim = ["swim" speed against]
23 walk = "walk"
24 win = ["win" against]
25 improve = "improve"
26 run = ["run" against]
27 compete = ["compete" against]
28 eat = ["eat" objects]
29 love = ["love" objects]
30 sleep = ["sleep"]
31 sleep_over = ["sleep" .w! "over" .w! "at" objects .w! .._seps!:"place"]
32 trick = ["trick" objects]
33 speak = ["speak" objects]
34 tell = ["tell" objects]
35 believe = "believe"
36 is = [?["who" .w!] {
    "are":"now"
    "is":"now"
    "was":"past"
    "were":"past"
    "be":"future"
  } ?[.w! "not":"not"] ?[?[.w! {
    "little":"little"
    "much":"much"
  }] .w! {
    "less":"less"
    "more":"more"
  }] .w! {description emotion_at}
  ?[.w! "than":"than" .w! {description emotion_at}]]
37 have = [{"have" "has"} ?[.w! description] objects]
38 want = [{"want" "wish"} ?[.w! "for"] ?[.w! description] objects]
39 dance = "dance"
40 forget = ["forget" ?[.w! description] objects]
41 remember = ["remember" ?[.w! description] objects]
42 communicate = "communicate"
43 store = ["store" objects]
44 invite = ["invite" objects]
45 fight = ["fight" against]
46 use = ["use" objects]
47 train = ["train" objects]
48 contain = ["contain" objects]
49 fix = ["fix" objects]
50 support = ["support" objects]
51 understand = ["understand" objects]
52 go = ["go" .w! {
    "through":"through"
    "under":"under"
    "over":"over"
    "around":"around"
  } objects]
53 turn = "turn"
54 figure_out = ["figure" .w! "out"]
55 correspond = "correspond"
56 carry = ["carry" objects]
57 follow = ["follow" objects]
58 lead = ["lead" objects]
59 wait = ["wait" ?[.w! "for" objects]]

530 think_about = ["think" .w! "about" objects]
531 learn = ["learn" objects]
532 ask = ["ask" objects]
533 plan = "plan"
534 know = ["know" objects]
535 think = ["think" objects]
536 read_about = ["read" .w! "about" objects]
537 observe = "observe"
538 write_about = ["write" .w! "about" objects]
539 lie_about = ["lie" .w! "about" objects]

100 document = [.w? .l(sentence:"sentence") .w?]