Anchor: A group of volunteers forming an obstacle, while an acrobat performs a jump over them, and the crowd looks on in anticipation.
Entailed: The volunteers make an obstacle for the acrobat.
Contradiction: The man is walking his cat.
Contradiction: Two men are playing a game.
Contradiction: Out of requirement and system component, one must be able to work.
Contradiction: The two-year war resulted in very little overall damage.
Contradiction: Children are practicing karate.