Anchor: The three men leaped in the air in an effort to grab the ball.
Entailed: Three men leaped in the air.
Contradiction: One man leaped in the air while the others stayed on the ground.
Contradiction: The man is drinking a beer on the beach.
Contradiction: Someone is watching a construction worker place concrete blocks that will line a walking path.
Contradiction: They are worthless
Contradiction: A huge tree providing shade for a fisherman.