Relation R is transitive if R(x,y) and R(y,z) implies R(x,z).
(=> (And (Holds ?R ?X ?Y) (Holds ?R ?Y ?Z)) (Holds ?R ?X ?Z))
(<=> (Transitive-Relation ?R) (And (Binary-Relation ?R) (=> (And (Holds ?R ?X ?Y) (Holds ?R ?Y ?Z)) (Holds ?R ?X ?Z))))
(Binary-Relation ?R)
(<=> (Transitive-Relation ?R) (And (Binary-Relation ?R) (=> (And (Holds ?R ?X ?Y) (Holds ?R ?Y ?Z)) (Holds ?R ?X ?Z)))) (<=> (Equivalence-Relation ?R) (And (Reflexive-Relation ?R) (Symmetric-Relation ?R) (Transitive-Relation ?R))) (<=> (Partial-Order-Relation ?R) (And (Reflexive-Relation ?R) (Asymmetric-Relation ?R) (Transitive-Relation ?R)))