Anchor: A woman is protesting against pollution.
Entailed: A woman is protesting against pollution.
Contradiction: Two boys on a tandem bike.
Contradiction: The man is looking at a dog.
Contradiction: The storeowner held something in his hand.
Contradiction: After taking anti-depressants, they believe that the government should ban them. 
Contradiction: Three people are looking at the tire of a bicycle.