Anchor: A young man is riding a skateboard in a half-pipe while wearing safety gear.
Entailed: A young man is wearing safety gear.
Contradiction: A young girl isn't wearing a helmet.
Contradiction: There is no place for the law of the city because the old buildings are preserved indefinitely.
Contradiction: These people like to ski
Contradiction: People siting on a couch.
Contradiction: The movers are lifting furniture