Anchor: A person is performing a trick in the air with a dirt bike.
Entailed: Someone does air stunts on his bike.
Contradiction: A person rides a unicycle.
Contradiction: My oldest friend is going to college near me.
Contradiction: A crowd in a downtown scene.
Contradiction: The Kuwaiti parliament has not voted in decades.
Contradiction: You might be speaking to a hippie from the late sixties.