Anchor: A boy jumping off a chair.
Entailed: The boy is jumping.
Contradiction: The boy is sitting on the counter.
Contradiction: Two men reading novels.
Contradiction: A cowboy is in the arena.
Contradiction: The bald man dropped his long sword, and, with a flourish, produced a scimitar in his right hand, and a small dagger in his left.
Contradiction: Two dogs are in green grass.