Anchor: A large black bird is gliding over the water.
Entailed: An animal is gliding.
Contradiction: The bird is grounded.
Contradiction: Everyone knew they searched the planets.
Contradiction: A person is on a skate board coming off a ramp.
Contradiction: Mr. Philips climbed a nearby tree and took a phone call.
Contradiction: I'm not sure if they really changed the way the term silent majority is meant.