gf-core/lib/resource/exper/Coord.cf

S   ::= S   Conj S  ;
RS  ::= RS  Conj RS  ;
NP  ::= NP  Conj NP ;
VP  ::= VP  Conj VP ;
IP  ::= IP  Conj IP ;
RP  ::= RP  Conj RP ;
Adv ::= Adv Conj Adv ;
IAdv  ::= IAdv  Conj IAdv ;

Adv ::= Subj S ;