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testing Predication with Swe

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This commit is contained in:
aarne
2014-01-23 21:20:52 +00:00
parent 2c71e31a64
commit 7d41ff0b9f
3 changed files with 402 additions and 14 deletions
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17
lib/src/experimental/Predication.gf
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@@ -12,11 +12,13 @@ cat
Cl Arg ; Cl Arg ;
NP ; NP ;
Adv ; Adv ;
AdV ;
S ; S ;
QS ; QS ;
Utt ; Utt ;
AP Arg ; AP Arg ;
IP ; IP ;
Prep ;
fun fun
aNone, aS, aV : Arg ; aNone, aS, aV : Arg ;
@@ -26,18 +28,21 @@ fun
UseV : Temp -> Pol -> (a : Arg) -> V a -> VP a ; UseV : Temp -> Pol -> (a : Arg) -> V a -> VP a ;
SlashVNP : (a : Arg) -> VP (aNP a) -> NP -> VP a ; -- consuming first NP SlashVNP : (a : Arg) -> VP (aNP a) -> NP -> VP a ; -- consuming first NP
SlashVNP2 : (a : Arg) -> VP (aNP (aNP a)) -> NP -> VP (aNP a) ; -- consuming second NP SlashVNP2 : (a : Arg) -> VP (aNP (aNP a)) -> NP -> VP (aNP a) ; -- consuming second NP
ComplVS : (a : Arg) -> VP aS -> Cl a -> VP a ; ComplVS : (a : Arg) -> VP aS -> Cl a -> VP a ;
ComplVV : (a : Arg) -> VP aV -> VP a -> VP a ; ComplVV : (a : Arg) -> VP aV -> VP a -> VP a ;
SlashV2S : (a : Arg) -> VP (aNP aS) -> Cl a -> VP (aNP a) ; -- a:Arg gives slash propagation, SlashVS SlashV2S : (a : Arg) -> VP (aNP aS) -> Cl a -> VP (aNP a) ; -- a:Arg gives slash propagation, SlashVS
SlashV2V : (a : Arg) -> VP (aNP aV) -> VP a -> VP (aNP a) ; SlashV2V : (a : Arg) -> VP (aNP aV) -> VP a -> VP (aNP a) ;
UseAP : Temp -> Pol -> (a : Arg) -> AP a -> VP a ; UseAP : Temp -> Pol -> (a : Arg) -> AP a -> VP a ;
PredVP : (a : Arg) -> NP -> VP a -> Cl a ; PredVP : (a : Arg) -> NP -> VP a -> Cl a ;
PrepCl : Prep -> (a : Arg) -> Cl a -> Cl (aNP a) ;
AdvVP : Adv -> (a : Arg) -> VP a -> VP a ; AdvVP : Adv -> (a : Arg) -> VP a -> VP a ;
AdVVP : AdV -> (a : Arg) -> VP a -> VP a ;
ReflVP : (a : Arg) -> VP (aNP a) -> VP a ; -- refl on first position (direct object) ReflVP : (a : Arg) -> VP (aNP a) -> VP a ; -- refl on first position (direct object)
ReflVP2 : (a : Arg) -> VP (aNP (aNP a)) -> VP (aNP a) ; -- refl on second position (indirect object) ReflVP2 : (a : Arg) -> VP (aNP (aNP a)) -> VP (aNP a) ; -- refl on second position (indirect object)
@@ -68,7 +73,11 @@ fun
we_NP : NP ; we_NP : NP ;
today_Adv : Adv ; today_Adv : Adv ;
always_AdV : AdV ;
who_IP : IP ; who_IP : IP ;
PrepNP : Prep -> NP -> Adv ;
with_Prep : Prep ;
} }

90
lib/src/experimental/PredicationEng.gf
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@@ -8,19 +8,46 @@ param
lincat lincat
Arg = {s : Str} ; Arg = {s : Str} ;
V = {v : Tense => Agr => Str ; c1 : Str ; c2 : Str} ;
VP = {v : Agr => Str * Str ; inf : Str ; c1 : Str ; c2 : Str ; adj,obj1,obj2 : Agr => Str ; adv : Str ; ext : Str} ; V = {
Cl = {v : Str * Str ; inf : Str ; adj,obj1,obj2 : Str ; adv : Str ; ext : Str ; subj : Str} ; v : Tense => Agr => Str ;
c1 : Str ;
c2 : Str
} ;
VP = {
v : Agr => Str * Str ;
inf : Str ;
c1 : Str ;
c2 : Str ;
adj,obj1,obj2 : Agr => Str ;
adv : Str ;
adV : Str ;
ext : Str
} ;
Cl = {
v : Str * Str ;
inf : Str ;
adj,obj1,obj2 : Str ;
adv : Str ;
adV : Str ;
ext : Str ;
subj : Str ;
c3 : Str
} ;
Temp = {s : Str ; t : Tense} ; Temp = {s : Str ; t : Tense} ;
Pol = {s : Str ; p : Polarity} ; Pol = {s : Str ; p : Polarity} ;
NP = {s : Case => Str ; a : Agr} ; NP = {s : Case => Str ; a : Agr} ;
Adv = {s : Str} ; Adv = {s : Str} ;
AdV = {s : Str} ;
S = {s : Str} ; S = {s : Str} ;
QS = {s : Str} ; QS = {s : Str} ;
Utt = {s : Str} ; Utt = {s : Str} ;
AP = {s : Str ; c1 : Str ; c2 : Str ; obj1 : Agr => Str} ; AP = {s : Str ; c1 : Str ; c2 : Str ; obj1 : Agr => Str} ;
IP = {s : Str ; a : Agr} ; IP = {s : Str ; a : Agr} ;
Prep = {s : Str} ;
lin lin
aNone, aS, aV = {s = []} ; aNone, aS, aV = {s = []} ;
@@ -37,7 +64,7 @@ lin
c1 = v.c1 ; c1 = v.c1 ;
c2 = v.c2 ; c2 = v.c2 ;
adj,obj1,obj2 = \\a => [] ; adj,obj1,obj2 = \\a => [] ;
adv = [] ; adv,adV = [] ;
ext = [] ; ext = [] ;
} ; } ;
@@ -49,7 +76,7 @@ lin
adj = \\_ => ap.s ; adj = \\_ => ap.s ;
obj1 = ap.obj1 ; obj1 = ap.obj1 ;
obj2 = \\a => [] ; obj2 = \\a => [] ;
adv = [] ; adv,adV = [] ;
ext = [] ; ext = [] ;
} ; } ;
@@ -62,6 +89,7 @@ lin
obj1 = \\a => np.s ! Acc ; obj1 = \\a => np.s ! Acc ;
obj2 = vp.obj2 ; obj2 = vp.obj2 ;
adv = vp.adv ; adv = vp.adv ;
adV = vp.adV ;
ext = vp.ext ; ext = vp.ext ;
} ; } ;
@@ -74,6 +102,7 @@ lin
obj1 = vp.obj1 ; obj1 = vp.obj1 ;
obj2 = \\a => np.s ! Acc ; obj2 = \\a => np.s ! Acc ;
adv = vp.adv ; adv = vp.adv ;
adV = vp.adV ;
ext = vp.ext ; ext = vp.ext ;
} ; } ;
@@ -85,6 +114,7 @@ lin
adj = vp.adj ; adj = vp.adj ;
obj1 = vp.obj1 ; obj1 = vp.obj1 ;
obj2 = vp.obj2 ; obj2 = vp.obj2 ;
adV = vp.adV ;
adv = vp.adv ; adv = vp.adv ;
ext = (DeclCl (lin Cl cl)).s ; ext = (DeclCl (lin Cl cl)).s ;
} ; } ;
@@ -97,6 +127,7 @@ lin
adj = vp.adj ; adj = vp.adj ;
obj1 = vp.obj1 ; obj1 = vp.obj1 ;
obj2 = \\a => infVP a vpo ; obj2 = \\a => infVP a vpo ;
adV = vp.adV ;
adv = vp.adv ; adv = vp.adv ;
ext = vp.ext ; ext = vp.ext ;
} ; } ;
@@ -109,6 +140,7 @@ lin
adj = vp.adj ; adj = vp.adj ;
obj1 = vp.obj1 ; obj1 = vp.obj1 ;
obj2 = vp.obj2 ; obj2 = vp.obj2 ;
adV = vp.adV ;
adv = vp.adv ; adv = vp.adv ;
ext = (DeclCl (lin Cl cl)).s ; ext = (DeclCl (lin Cl cl)).s ;
} ; } ;
@@ -121,6 +153,7 @@ lin
adj = vp.adj ; adj = vp.adj ;
obj1 = vp.obj1 ; obj1 = vp.obj1 ;
obj2 = \\a => infVP a vpo ; obj2 = \\a => infVP a vpo ;
adV = vp.adV ;
adv = vp.adv ; adv = vp.adv ;
ext = vp.ext ; ext = vp.ext ;
} ; } ;
@@ -133,10 +166,24 @@ lin
adj = vp.adj ; adj = vp.adj ;
obj1 = vp.obj1 ; obj1 = vp.obj1 ;
obj2 = vp.obj2 ; obj2 = vp.obj2 ;
adV = vp.adV ;
adv = vp.adv ++ adv.s ; adv = vp.adv ++ adv.s ;
ext = vp.ext ; ext = vp.ext ;
} ; } ;
AdVVP adv _ vp = {
v = vp.v ;
inf = vp.inf ;
c1 = vp.c1 ;
c2 = vp.c2 ;
adj = vp.adj ;
obj1 = vp.obj1 ;
obj2 = vp.obj2 ;
adV = vp.adV ++ adv.s ;
adv = vp.adv ;
ext = vp.ext ;
} ;
ReflVP x vp = { ReflVP x vp = {
v = vp.v ; v = vp.v ;
inf = vp.inf ; inf = vp.inf ;
@@ -145,6 +192,7 @@ lin
adj = vp.adj ; adj = vp.adj ;
obj1 = \\a => reflPron a ; obj1 = \\a => reflPron a ;
obj2 = vp.obj2 ; obj2 = vp.obj2 ;
adV = vp.adV ;
adv = vp.adv ; adv = vp.adv ;
ext = vp.ext ; ext = vp.ext ;
} ; } ;
@@ -157,6 +205,7 @@ lin
adj = vp.adj ; adj = vp.adj ;
obj1 = vp.obj1 ; obj1 = vp.obj1 ;
obj2 = \\a => reflPron a ; obj2 = \\a => reflPron a ;
adV = vp.adV ;
adv = vp.adv ; adv = vp.adv ;
ext = vp.ext ; ext = vp.ext ;
} ; } ;
@@ -168,24 +217,40 @@ lin
adj = vp.adj ! np.a ; adj = vp.adj ! np.a ;
obj1 = vp.c1 ++ vp.obj1 ! np.a ; obj1 = vp.c1 ++ vp.obj1 ! np.a ;
obj2 = vp.c2 ++ vp.obj2 ! np.a ; obj2 = vp.c2 ++ vp.obj2 ! np.a ;
adV = vp.adV ;
adv = vp.adv ; adv = vp.adv ;
ext = vp.ext ; ext = vp.ext ;
c3 = [] ; -- for one more prep to build ClSlash
} ; } ;
PrepCl p x cl = {
subj = cl.subj ;
v = cl.v ;
inf = cl.inf ;
adj = cl.adj ;
obj1 = cl.obj1 ;
obj2 = cl.obj2 ;
adV = cl.adV ;
adv = cl.adv ;
ext = cl.ext ;
c3 = p.s ; -- for one more prep to build ClSlash
} ;
DeclCl cl = { DeclCl cl = {
s = cl.subj ++ cl.v.p1 ++ cl.v.p2 ++ cl.adj ++ cl.obj1 ++ cl.obj2 ++ cl.adv ++ cl.ext s = cl.subj ++ cl.v.p1 ++ cl.adV ++ cl.v.p2 ++ cl.adj ++ cl.obj1 ++ cl.obj2 ++ cl.adv ++ cl.ext
} ; } ;
QuestCl cl = { QuestCl cl = {
s = cl.v.p1 ++ cl.subj ++ cl.v.p2 ++ cl.adj ++ cl.obj1 ++ cl.obj2 ++ cl.adv ++ cl.ext s = cl.v.p1 ++ cl.subj ++ cl.adV ++ cl.v.p2 ++ cl.adj ++ cl.obj1 ++ cl.obj2 ++ cl.adv ++ cl.ext
} ; } ;
QuestVP ip vp = { QuestVP ip vp = {
s = ip.s ++ (vp.v ! ip.a).p1 ++ (vp.v ! ip.a).p2 ++ vp.adj ! ip.a ++ vp.c1 ++ vp.obj1 ! ip.a ++ vp.c2 ++ vp.obj2 ! ip.a ++ vp.adv ++ vp.ext s = ip.s ++ (vp.v ! ip.a).p1 ++ vp.adV ++ (vp.v ! ip.a).p2 ++ vp.adj ! ip.a ++ vp.c1 ++ vp.obj1 ! ip.a ++ vp.c2 ++ vp.obj2 ! ip.a ++ vp.adv ++ vp.ext
} ; } ;
QuestSlash ip cl = { QuestSlash ip cl = {
s = ip.s ++ cl.v.p1 ++ cl.subj ++ cl.v.p2 ++ cl.adj ++ cl.obj1 ++ cl.obj2 ++ cl.adv ++ cl.ext s = ip.s ++ cl.v.p1 ++ cl.subj ++ cl.adV ++ cl.v.p2 ++ cl.adj ++ cl.obj1 ++ cl.obj2 ++ cl.adv ++ cl.ext ++ cl.c3
} ; } ;
UttS s = s ; UttS s = s ;
@@ -208,9 +273,14 @@ lin
we_NP = {s = table {Nom => "we" ; Acc => "us"} ; a = Pl} ; we_NP = {s = table {Nom => "we" ; Acc => "us"} ; a = Pl} ;
today_Adv = {s = "today"} ; today_Adv = {s = "today"} ;
always_AdV = {s = "always"} ;
who_IP = {s = "who" ; a = Sg} ; who_IP = {s = "who" ; a = Sg} ;
PrepNP p np = {s = p.s ++ np.s ! Acc} ;
with_Prep = {s = "with"} ;
oper oper
mkV = overload { mkV = overload {
mkV : Str -> V = \s -> lin V {v = \\_,_ => s ; c1 = [] ; c2 = []} ; mkV : Str -> V = \s -> lin V {v = \\_,_ => s ; c1 = [] ; c2 = []} ;
@@ -236,6 +306,6 @@ oper
reflPron : Agr -> Str = \a -> case a of {Sg => "herself" ; Pl => "ourselves"} ; reflPron : Agr -> Str = \a -> case a of {Sg => "herself" ; Pl => "ourselves"} ;
infVP : Agr -> VP -> Str = \a,vp -> vp.inf ++ vp.adj ! a ++ vp.obj1 ! a ++ vp.obj2 ! a ++ vp.adv ++ vp.ext ; infVP : Agr -> VP -> Str = \a,vp -> vp.adV ++ vp.inf ++ vp.adj ! a ++ vp.c1 ++ vp.obj1 ! a ++ vp.c2 ++ vp.obj2 ! a ++ vp.adv ++ vp.ext ;
} }

309
lib/src/experimental/PredicationSwe.gf Normal file
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@@ -0,0 +1,309 @@
concrete PredicationSwe of Predication = {
param
Agr = Sg | Pl ;
Case = Nom | Acc ;
Tense = Pres | Past ;
Polarity = Pos | Neg ;
VForm = Inf | VT Tense ;
lincat
Arg = {s : Str} ;
V = {
v : VForm => Str ;
c1 : Str ;
c2 : Str
} ;
VP = {
v : Str ;
inf : Str ;
c1 : Str ;
c2 : Str ;
adj,obj1,obj2 : Agr => Str ;
adv : Str ;
adV : Str ;
ext : Str
} ;
Cl = {
v : Str ;
inf : Str ;
adj,obj1,obj2 : Str ;
adv : Str ;
adV : Str ;
ext : Str ;
subj : Str ;
c3 : Str
} ;
Temp = {s : Str ; t : Tense} ;
Pol = {s : Str ; p : Polarity} ;
NP = {s : Case => Str ; a : Agr} ;
Adv = {s : Str} ;
AdV = {s : Str} ;
S = {s : Str} ;
QS = {s : Str} ;
Utt = {s : Str} ;
AP = {s : Agr => Str ; c1 : Str ; c2 : Str ; obj1 : Agr => Str} ;
IP = {s : Str ; a : Agr} ;
Prep = {s : Str} ;
lin
aNone, aS, aV = {s = []} ;
aNP a = a ;
TPres = {s = [] ; t = Pres} ;
TPast = {s = [] ; t = Past} ;
PPos = {s = [] ; p = Pos} ;
PNeg = {s = [] ; p = Neg} ;
UseV t p _ v = {
v = t.s ++ v.v ! VT t.t ;
inf = t.s ++ aux t.t ++ v.v ! Inf ;
c1 = v.c1 ;
c2 = v.c2 ;
adj,obj1,obj2 = \\a => [] ;
adV = p.s ++ neg p.p ;
adv = [] ;
ext = [] ;
} ;
UseAP t p _ ap = {
v = t.s ++ be_Aux (VT t.t) ;
inf = t.s ++ p.s ++ aux t.t ++ be_Aux Inf ;
c1 = ap.c1 ;
c2 = ap.c2 ;
adj = \\a => ap.s ! a ;
obj1 = ap.obj1 ;
obj2 = \\a => [] ;
adV = p.s ++ neg p.p ;
adv = [] ;
ext = [] ;
} ;
SlashVNP x vp np = {
v = vp.v ;
inf = vp.inf ;
c1 = vp.c1 ;
c2 = vp.c2 ;
adj = vp.adj ;
obj1 = \\a => np.s ! Acc ;
obj2 = vp.obj2 ;
adv = vp.adv ;
adV = vp.adV ;
ext = vp.ext ;
} ;
SlashVNP2 x vp np = {
v = vp.v ;
inf = vp.inf ;
c1 = vp.c1 ;
c2 = vp.c2 ;
adj = vp.adj ;
obj1 = vp.obj1 ;
obj2 = \\a => np.s ! Acc ;
adv = vp.adv ;
adV = vp.adV ;
ext = vp.ext ;
} ;
ComplVS x vp cl = {
v = vp.v ;
inf = vp.inf ;
c1 = vp.c1 ;
c2 = vp.c2 ;
adj = vp.adj ;
obj1 = vp.obj1 ;
obj2 = vp.obj2 ;
adV = vp.adV ;
adv = vp.adv ;
ext = (DeclCl (lin Cl cl)).s ;
} ;
ComplVV x vp vpo = {
v = vp.v ;
inf = vp.inf ;
c1 = vp.c1 ;
c2 = vp.c2 ;
adj = vp.adj ;
obj1 = vp.obj1 ;
obj2 = \\a => infVP a vpo ;
adV = vp.adV ;
adv = vp.adv ;
ext = vp.ext ;
} ;
SlashV2S x vp cl = {
v = vp.v ;
inf = vp.inf ;
c1 = vp.c1 ;
c2 = vp.c2 ;
adj = vp.adj ;
obj1 = vp.obj1 ;
obj2 = vp.obj2 ;
adV = vp.adV ;
adv = vp.adv ;
ext = (DeclCl (lin Cl cl)).s ;
} ;
SlashV2V x vp vpo = {
v = vp.v ;
inf = vp.inf ;
c1 = vp.c1 ;
c2 = vp.c2 ;
adj = vp.adj ;
obj1 = vp.obj1 ;
obj2 = \\a => infVP a vpo ;
adV = vp.adV ;
adv = vp.adv ;
ext = vp.ext ;
} ;
AdvVP adv _ vp = {
v = vp.v ;
inf = vp.inf ;
c1 = vp.c1 ;
c2 = vp.c2 ;
adj = vp.adj ;
obj1 = vp.obj1 ;
obj2 = vp.obj2 ;
adV = vp.adV ;
adv = vp.adv ++ adv.s ;
ext = vp.ext ;
} ;
AdVVP adv _ vp = {
v = vp.v ;
inf = vp.inf ;
c1 = vp.c1 ;
c2 = vp.c2 ;
adj = vp.adj ;
obj1 = vp.obj1 ;
obj2 = vp.obj2 ;
adV = vp.adV ++ adv.s ;
adv = vp.adv ;
ext = vp.ext ;
} ;
ReflVP x vp = {
v = vp.v ;
inf = vp.inf ;
c1 = vp.c1 ;
c2 = vp.c2 ;
adj = vp.adj ;
obj1 = \\a => reflPron a ;
obj2 = vp.obj2 ;
adV = vp.adV ;
adv = vp.adv ;
ext = vp.ext ;
} ;
ReflVP2 x vp = {
v = vp.v ;
inf = vp.inf ;
c1 = vp.c1 ;
c2 = vp.c2 ;
adj = vp.adj ;
obj1 = vp.obj1 ;
obj2 = \\a => reflPron a ;
adV = vp.adV ;
adv = vp.adv ;
ext = vp.ext ;
} ;
PredVP x np vp = {
subj = np.s ! Nom ;
v = vp.v ;
inf = vp.inf ;
adj = vp.adj ! np.a ;
obj1 = vp.c1 ++ vp.obj1 ! np.a ;
obj2 = vp.c2 ++ vp.obj2 ! np.a ;
adV = vp.adV ;
adv = vp.adv ;
ext = vp.ext ;
c3 = [] ; -- for one more prep to build ClSlash
} ;
PrepCl p x cl = {
subj = cl.subj ;
v = cl.v ;
inf = cl.inf ;
adj = cl.adj ;
obj1 = cl.obj1 ;
obj2 = cl.obj2 ;
adV = cl.adV ;
adv = cl.adv ;
ext = cl.ext ;
c3 = p.s ; -- for one more prep to build ClSlash
} ;
DeclCl cl = {
s = cl.subj ++ cl.v ++ cl.adV ++ cl.adj ++ cl.obj1 ++ cl.obj2 ++ cl.adv ++ cl.ext
} ;
QuestCl cl = {
s = cl.v ++ cl.subj ++ cl.adV ++ cl.adj ++ cl.obj1 ++ cl.obj2 ++ cl.adv ++ cl.ext
} ;
QuestVP ip vp = {
s = ip.s ++ vp.v ++ vp.adV ++ vp.adj ! ip.a ++ vp.c1 ++ vp.obj1 ! ip.a ++ vp.c2 ++ vp.obj2 ! ip.a ++ vp.adv ++ vp.ext
} ;
QuestSlash ip cl = {
s = ip.s ++ cl.v ++ cl.subj ++ cl.adV ++ cl.adj ++ cl.obj1 ++ cl.obj2 ++ cl.adv ++ cl.ext ++ cl.c3
} ;
UttS s = s ;
UttQS s = s ;
sleep_V = mkV "sova" "sover" "sov" ;
love_V2 = mkV "älska" "älskar" "älskade" ;
believe_VS = mkV "tro" "tror" "trodde" ;
tell_V2S = mkV "berätta" "berättar" "berättade" "för" [] ;
prefer_V3 = mkV "föredra" "föredrar" "föredrog" [] "framför" ;
want_VV = mkV "vilja" "vill" "ville" ;
force_V2V = mkV "tvinga" "tvingar" "tvingade" [] "att" ;
old_A = {s = table {Sg => "gammal" ; Pl => "gamla"} ; c1 = [] ; c2 = [] ; obj1 = \\_ => []} ;
married_A2 = {s = table {Sg => "gift" ; Pl => "gifta"} ; c1 = "med" ; c2 = [] ; obj1 = \\_ => []} ;
eager_AV = {s = table {Sg => "ivrig" ; Pl => "ivriga"} ; c1 = [] ; c2 = "att" ; obj1 = \\_ => []} ;
easy_A2V = {s = table {Sg => "lätt" ; Pl => "lätta"} ; c1 = "för" ; c2 = "att" ; obj1 = \\_ => []} ;
she_NP = {s = table {Nom => "hon" ; Acc => "henne"} ; a = Sg} ;
we_NP = {s = table {Nom => "vi" ; Acc => "oss"} ; a = Pl} ;
today_Adv = {s = "idag"} ;
always_AdV = {s = "alltid"} ;
who_IP = {s = "vem" ; a = Sg} ;
PrepNP p np = {s = p.s ++ np.s ! Acc} ;
with_Prep = {s = "med"} ;
oper
mkV = overload {
mkV : (x,y,z : Str) -> V = \x,y,z ->
lin V {v = table {Inf => x ; VT Pres => y ; VT Past => z} ; c1 = [] ; c2 = []} ;
mkV : (x,y,z : Str) -> Str -> Str -> V = \x,y,z,p,q ->
lin V {v = table {Inf => x ; VT Pres => y ; VT Past => z} ; c1 = p ; c2 = q} ;
} ;
be_Aux : VForm -> Str = \t -> case t of {
Inf => "vara" ;
VT Pres => "är" ;
VT Past => "var"
} ;
neg : Polarity -> Str = \p -> case p of {Pos => [] ; Neg => "inte"} ;
aux : Tense -> Str = \t -> case t of {Pres => [] ; Past => "ha"} ;
reflPron : Agr -> Str = \a -> case a of {Sg => "sig" ; Pl => "oss"} ;
infVP : Agr -> VP -> Str = \a,vp -> vp.adV ++ vp.inf ++ vp.adj ! a ++ vp.c1 ++ vp.obj1 ! a ++ vp.c2 ++ vp.obj2 ! a ++ vp.adv ++ vp.ext ;
}