Anchor: A man and woman, both in black, dance outside of a restaurant while an older man is on a microphone.
Entailed: The man and woman are dancing.
Contradiction: The man and woman are sitting.
Contradiction: GAO issues regular press releases about new products.
Contradiction: I know somebody who might be able to help. 
Contradiction: A waiter is bringing food to a table upstairs.
Contradiction: A man rides a horse.