Anchor: A stunt bicyclist performs an aerial trick before a city skyline.
Entailed: A bicyclist performs an aerial trick.
Contradiction: A bicyclist rides his bike calmly through the park.
Contradiction: Nobody is getting on the bus
Contradiction: He wanted to get a closer look at the space-ship.
Contradiction: The doctor is taking a nap.
Contradiction: I've never read any of his, in there.