(<=> (Inequality ?X) (And (Relsent ?X) (Exists (?T1 ?T2) (And (Term ?T1) (Term ?T2) (= ?X (Listof (Quote /=) ?T1 ?T2))))))
(Exists (?T1 ?T2) (And (Term ?T1) (Term ?T2) (= ?X (Listof (Quote /=) ?T1 ?T2)))) (Relsent ?X)
(<=> (Inequality ?X) (And (Relsent ?X) (Exists (?T1 ?T2) (And (Term ?T1) (Term ?T2) (= ?X (Listof (Quote /=) ?T1 ?T2))))))