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authorkr.angelov <kr.angelov@gmail.com>2011-08-30 14:58:16 +0000
committerkr.angelov <kr.angelov@gmail.com>2011-08-30 14:58:16 +0000
commitc70df9200c3244f45f75dcaefa650a82ddab55cc (patch)
treed692efe7aa9a98bfbb4d947aef416ebb11cf5076 /examples/nlg/NLG.gf
parent4215fc31bf9bfc949599697a014dc13a112ed47c (diff)
added example for NLG from logical formula. See examples/nlg
Diffstat (limited to 'examples/nlg/NLG.gf')
-rw-r--r--examples/nlg/NLG.gf102
1 files changed, 102 insertions, 0 deletions
diff --git a/examples/nlg/NLG.gf b/examples/nlg/NLG.gf
new file mode 100644
index 000000000..24c7d31c3
--- /dev/null
+++ b/examples/nlg/NLG.gf
@@ -0,0 +1,102 @@
+abstract NLG = Logic ** {
+
+flags
+ startcat = Utt;
+
+cat
+ N (Ind -> Prop);
+ A (Ind -> Prop);
+ CN (Ind -> Prop);
+ Det ((Ind -> Prop) -> (Ind -> Prop) -> Prop);
+ PN Ind;
+ NP ((Ind -> Prop) -> Prop);
+ AP (Ind -> Prop);
+ VP (Ind -> Prop);
+ V (Ind -> Prop);
+ V2 (Ind -> Ind -> Prop);
+ Comp (Ind -> Prop);
+ Pol (Prop -> Prop);
+ Cl Prop;
+ S Prop;
+ Utt;
+
+ Conj (Prop -> Prop -> Prop) ;
+ ListNP ((Prop -> Prop -> Prop) -> (Ind -> Prop) -> Prop) ;
+ ListS ((Prop -> Prop -> Prop) -> Prop) ;
+
+fun
+ PredVP : ({np} : (Ind -> Prop) -> Prop) ->
+ ({vp} : Ind -> Prop) ->
+ NP np -> VP vp -> Cl (np vp) ;
+
+ UseV : ({v} : Ind -> Prop) ->
+ V v -> VP v ;
+
+ ComplV2 : ({v2} : Ind -> Ind -> Prop) ->
+ ({np} : (Ind -> Prop) -> Prop) ->
+ V2 v2 -> NP np -> VP (\i -> np (v2 i)) ;
+
+ UseComp : ({c} : Ind -> Prop) ->
+ Comp c -> VP c ;
+
+ CompAP : ({ap} : Ind -> Prop) ->
+ AP ap -> Comp ap ;
+
+ CompNP : ({np} : (Ind -> Prop) -> Prop) ->
+ NP np -> Comp (\x -> np (\y -> eq x y)) ;
+
+ UsePN : (i : Ind) -> PN i -> NP (\f -> f i) ;
+
+ DetCN : ({det} : (Ind -> Prop) -> (Ind -> Prop) -> Prop) ->
+ ({cn} : Ind -> Prop) ->
+ Det det -> CN cn -> NP (\f -> det cn f);
+
+ AdjCN : ({ap,cn} : Ind -> Prop) ->
+ AP ap -> CN cn -> CN (\x -> and (ap x) (cn x)) ;
+
+ PositA : ({a} : Ind -> Prop) ->
+ A a -> AP a ;
+
+ UseN : ({n} : Ind -> Prop) -> N n -> CN n;
+
+ BaseNP : ({np1,np2} : (Ind -> Prop) -> Prop) ->
+ NP np1 -> NP np2 -> ListNP (\conj,f -> conj (np1 f) (np2 f)) ;
+ ConsNP : ({np1} : (Ind -> Prop) -> Prop) ->
+ ({lst} : (Prop -> Prop -> Prop) -> (Ind -> Prop) -> Prop) ->
+ NP np1 -> ListNP lst -> ListNP (\conj,f -> conj (np1 f) (lst conj f)) ;
+ ConjNP : ({cnj} : Prop -> Prop -> Prop) ->
+ ({lst} : (Prop -> Prop -> Prop) -> (Ind -> Prop) -> Prop) ->
+ Conj cnj -> ListNP lst -> NP (lst cnj) ;
+
+ BaseS : ({s1,s2} : Prop) ->
+ S s1 -> S s2 -> ListS (\conj -> conj s1 s2) ;
+ ConsS : ({s1} : Prop) ->
+ ({lst} : (Prop -> Prop -> Prop) -> Prop) ->
+ S s1 -> ListS lst -> ListS (\conj -> conj s1 (lst conj)) ;
+ ConjS : ({cnj} : Prop -> Prop -> Prop) ->
+ ({lst} : (Prop -> Prop -> Prop) -> Prop) ->
+ Conj cnj -> ListS lst -> S (lst cnj) ;
+
+ john_PN : PN john;
+ mary_PN : PN mary;
+ boy_N : N boy;
+ somebody_NP : NP exists;
+ everybody_NP : NP forall;
+ love_V2 : V2 love ;
+ leave_V : V leave ;
+ smart_A : A smart ;
+ a_Det : Det (\d,f -> exists (\x -> and (d x) (f x)));
+ every_Det : Det (\d,f -> forall (\x -> impl (d x) (f x)));
+ some_Det : Det (\d,f -> exists (\x -> and (d x) (f x)));
+ PPos : Pol (\t -> t) ;
+ PNeg : Pol (\t -> not t) ;
+ and_Conj : Conj and ;
+ or_Conj : Conj or ;
+
+ UseCl : ({cl} : Prop) ->
+ ({p} : Prop -> Prop) ->
+ Pol p -> Cl cl -> S (p cl);
+
+ UttS : ({s} : Prop) -> S s -> Utt;
+
+}