Anchor: Battle over the puck at a hockey game.
Entailed: More than one player wants the hockey puck.
Contradiction: There was no hockey game because they couldn't find a puck.
Contradiction: Poirot turned his back on us.
Contradiction: Let's compare a rock concert to a sport.
Contradiction: The cyclist is pedalling very hard and going really fast.
Contradiction: Have you heard of George Winston, the great piano player?