Anchor: Two men play a game with a wooden stick and a ball.
Entailed: Two men play.
Contradiction: A woman knits a scarf.
Contradiction: The workers are not concerned about safety.
Contradiction: The Post Office Department at some point in time provided a selection of mail services.
Contradiction: The MacAlpin Kings is the former name of the Los Angeles Kings hockey team. 
Contradiction: There is a dog in the forest.