Anchor: Skateboarder on a ramp as seen through a chain link fence.
Entailed: A skateboarder can be seen riding a ramp through a fence.
Contradiction: A biker is jumping.
Contradiction: Just a car.
Contradiction: Snowboarder performing tricks
Contradiction: A kid on a bike rides across a gravel parking lot.
Contradiction: a rollerblader waits for his friends.