-- flat structure for verbs; use instead of Verb.cf ?

V ::= V0 | V2 | V3 | VV ;

UseV. VP ::= OptAdV V ;
VP       ::= Cop OptAdV Comp ;

VP ::= VP NP ;
VP ::= VP Adv ;

Comp ::= AP | NP | Adv ; 
Comp ::= AP_post ; -- not needed in gf

Mod ::= Do ;