Anchor: He understood the importance of the ball spinning down to up instead of up to down.
Entailed: He knew what to do with the ball.
Contradiction: He didn't know what to do with the ball.
Contradiction: The Priest's Grove is known for its fig, coconut, and mango trees.
Contradiction: It's a great place to go swimming or absorb the ocean view from the rocky shore. 
Contradiction: We jumped them when we went north. 
Contradiction: Someone is catching a ball.