Anchor: Jon didn't need Susan to see a man preparing to lie.
Entailed: Jon saw a liar.
Contradiction: Jon required Susan to see a man preparing to lie.
Contradiction: Woman in a police costume next to a man in a zombie costume.
Contradiction: It is easier with an engineering degree.
Contradiction: There is no Computer Security Act of 1987 in existence. 
Contradiction: A man is playing music with his band