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;;; -*- Mode: Lisp; Syntax: Common-Lisp; -*-
'(((S $any) -> (S1 $any))
((S (Compound $s1 $s2)) -> (S1 $s1) (Conjunction) (S1 $s2))
((S1 (Statement $v)) -> (NP $subj) (VP $subj $tense $v))
((S1 (Acknowledge $a)) -> (Acknowledge $a))
((S1 (Command $v)) -> (VP Self present $v))
((S1 (Question $v)) -> (Aux $tense) (NP $subj) (VP $subj $tense $v))
((S1 (Question $v)) -> (Be $tense) (NP $subj) (Be-Arg $subj $tense $v))
((Be-Arg $subj $tense (Occur $tense (loc $subj $loc))) ->
(Loc-Adjunct $tense (loc $subj $loc)))
((VP $subj $tense (Occur $tense $v)) -> (VP1 $subj $tense $v))
((VP $subj $tense (Occur $tense $v)) -> (Aux $tense)(VP1 $subj present $v))
((VP1 $subj $tense $v) -> (VP2 $subj $tense $v) (Adjunct? $v))
((VP2 $subj $tense ($rel $subj $loc)) ->
(Verb/in $rel $tense))
((VP2 $subj $tense ($rel $subj $loc $obj)) ->
(Verb/tr $rel $tense) (NP $obj))
((VP2 $subj $tense ($rel $subj $loc $obj $obj2)) ->
(Verb/di $rel $tense) (NP $obj) (NP $obj2))
((VP2 $subj $tense (loc $subj $loc)) ->
(Be $tense) (Loc-Adjunct $tense (loc $subj $loc)))
((NP $n) -> (Pronoun $n))
((NP $n) -> (Article) (Noun $n))
((NP $n) -> (Noun $n))
((NP ($x $y)) -> (Number $x) (Number $y))
((PP ($prep $n)) -> (Prep $prep) (NP $n))
((Adjunct? $v) ->)
((Adjunct? $v) -> (Loc-Adjunct $tense $v))
#+Allegro ((Loc-Adjunct $tense ($rel $subj $loc @rest)) -> (PP $loc))
#+Allegro ((Loc-Adjunct $tense ($rel $subj $loc @rest)) -> (Adjunct $loc))
#+Lucid ((Loc-Adjunct $tense ($rel $subj $loc . $rest)) -> (PP $loc))
#+Lucid ((Loc-Adjunct $tense ($rel $subj $loc . $rest)) -> (Adjunct $loc))
((Acknowledge $a) -> (yes true) (no false) (maybe unknown) (huh unparsed))
((Adjunct $loc) -> here there (nearby near) near left right up down)
((Article) -> a an the)
((Aux $tense) -> (will future) (did past) (do $finite))
((Be $tense) -> (am present) (are present) (is present) (be $finite)
(was past) (were past))
((Conjunction) -> and --)
((Noun $n) -> gold Wumpus pit breeze stench glitter nothing)
((Number $n) -> 0 1 2 3 4 5 6 7 8 9)
((Prep $prep) -> in at to near)
((Pronoun $n) -> (you self) (me master) (I master))
((Verb/in $rel $tense) -> (go move $finite) (went move past)
(move move $finite) (move move past) (shoot shoot $finite))
((Verb/tr $rel $tense) -> (move carry $finite) (moved carry past)
(carry carry $finite) (carry carried past)
(grab grab $finite) (grab grabbed past) (get grab $finite)
(got grab past) (release release $finite) (release release past)
(drop release $finite) (dropped release past) (shoot shoot-at $finite)
(shot shoot-at past) (kill shoot-at $finite) (killed shoot-at past)
(smell perceive $finite) (feel perceive $finite) (felt perceive past))
((Verb/di $rel $tense) -> (bring bring $finite) (brought bring past)
(get bring $finite) (got bring past))
(defparameter *sentences*
'((I will shoot the wumpus at 4 4)
(You went right -- I will go left)
(carry the gold)
(yes and no)
(did you bring me the gold)
(a breeze is here -- I am near 5 3)
(a stench is in 3 5)
(a pit is nearby)
(is the wumpus near)
(Did you go to 3 8)
(Yes -- Nothing is there)
(Shoot -- Shoot left)
(Kill the wumpus -- shoot up)))
(defun ss (&optional (sentences *sentences*))
"Run some test sentences, and count how many were not parsed."
#'(lambda (s)
(format t "~2&>>> ~(~{~a ~}~)~%" s)
(write (second (parse s)) :pretty t))