Anchor: A man in a black t-shirt jogging on the treadmill while listening to music.
Entailed: A person is using exersize equipment while enjoying pleasant sounds.
Contradiction: The man is in the shower trying to get the shampoo out of his nappy hair.
Contradiction: Two girls are playing on the jungle gym.
Contradiction: Sir James asked a question.
Contradiction: I entered the shack with the all of my possessions. 
Contradiction: They are in a self defense class.