Anchor: A man and a woman are walking down the sidewalk.
Entailed: Two people are walking outside.
Contradiction: Two men walk down a sidewalk.
Contradiction: I used to carry it down and put it on the dresser, and take it into his room later. 
Contradiction: A large animal is in the picture, or is close to the edges of the picture.
Contradiction: A man watches a cook make some food
Contradiction: Predicting the costs of units at other posts isn't required in our hypothesis testing.