Anchor: Two small dogs are chasing a ball.
Entailed: There are some mammals and a ball.
Contradiction: Two adult St. Bernards are chasing a ball.
Contradiction: The girl is using a telescope to study the stars.
Contradiction: There is a man outside in this picture.
Contradiction: The administration had seen to all of the member's matters.
Contradiction: A guy in a sweatshirt near some produce.