Anchor: A man and woman are standing on the stairwell
Entailed: There are two people standing on stairs.
Contradiction: A man and a woman are riding a tandem bicycle.
Contradiction: There's no way to climb that!
Contradiction: A dog carrying a stick while walking in water outdoors.
Contradiction: the child is operating the hay bale loader
Contradiction: An animal performs at a rodeo in front of a crowd.