Anchor: A hockey game is being played and a hockey player named "David" is trying to score against the goalie.
Entailed: David is a hockey player.
Contradiction: George is dribbing a basketball and approaching the net.
Contradiction: David is playing defense in a hockey game.
Contradiction: The goalie is asleep in his bed.
Contradiction: There are two men figure skating.
Contradiction: David is playing football.