(<=> (Funterm ?Expr) (And (Term ?Expr) (List ?Expr) (Value-Type@Frame-Ontology ?Expr First Funconst) (Value-Cardinality@Frame-Ontology ?Expr First 1))) (<=> (Relsent ?X) (Exists (?R ?Tlist) (And (Or (Relconst ?R) (Funconst ?R)) (List ?Tlist) (>= (Length ?Tlist) 1) (=> (Item ?T ?Tlist) (Term ?T)) (= ?X (Cons ?R ?Tlist)))))