Anchor: A person in a white hat is walking on the sidewalk.
Entailed: The person is taking a walk.
Contradiction: The person is wearing a pink hat.
Contradiction: A young girl is running through the house.
Contradiction: Over 11 billion competing items are delivered by the Postal Service.
Contradiction: It pulls on you, because you're pushing against the water.
Contradiction: There is an old gate buried under the present day gate.