Anchor: Two girls and two guys are talking to each other with a bus in the background.
Entailed: Two girls and boys are talking.
Contradiction: The boys and girls are just bowling.
Contradiction: A bicyclist is competing in a race
Contradiction: Troy, Smyrna, and Sardis were just a few of the famous ancient cities in this part of the world.
Contradiction: There was never any confrontation concerning the health care costs.
Contradiction: The dogs are playing outside.