(=> (And (Holds ?R ?X ?C1) (Subclass-Of ?C1 ?C2)) (Holds ?R ?X ?C2))
(<=> (Inherited-Through-Class-Of-Relation ?R) (And (Binary-Relation ?R) (=> (And (Holds ?R ?X ?C1) (Subclass-Of ?C1 ?C2)) (Holds ?R ?X ?C2))))
(Binary-Relation ?R)
(<=> (Inherited-Through-Class-Of-Relation ?R) (And (Binary-Relation ?R) (=> (And (Holds ?R ?X ?C1) (Subclass-Of ?C1 ?C2)) (Holds ?R ?X ?C2))))