Anchor: A dog jumps over a jump.
Entailed: The dog jumps over the obstacle.
Contradiction: The dog trips over the jump.
Contradiction: Clift did not say anything.
Contradiction: A person in a hat is standing near some electronic equipment.
Contradiction: The smells of flowers were quite delightful to his nostrils. 
Contradiction: Employee performance can be impaired by a hostile workplace atmosphere.