Anchor: A football player wearing a black jersey and orange pants is running with a football in his arm on the green grass.
Entailed: A footballer is running with a ball.
Contradiction: A footballer is standing still.
Contradiction: The king did not entertain courtiers within his own palace or buildings.
Contradiction: Commodore PCs are good for the price. 
Contradiction: A mother sits on the ground with her son
Contradiction: A bike rider jumps through the air.