Anchor: A teen boy, with a black shirt, and blue jeans, performs a BMX trick.
Entailed: A person is on a bike.
Contradiction: A girl is looking for a boy and does not find any.
Contradiction: When you stay home, you would rather read than watch movies, right?
Contradiction: The man in the sweathshirt jumps his skateboard on the stairs.
Contradiction: I have a birthday coming up on October 10th next year.
Contradiction: the men are on skates