Text: In The New Yorker , Gore Vidal defends Seymour Hersh's Kennedy-bashing  The fact that [Hersh has] found more muck in this particular Augean stable than most people want to acknowledge is hardly his fault.
Entailment: Seymour Hersh found more dirt on Kennedy that most people expected.
Contradiction: Gore Vidal came to Kennedy's defence in The New Yorker.