Anchor: A three-man team scores points each time the ball hits the ground on the opponent's court or if the ball is hit out of the court.
Entailed: A three-man team scores each time the ball hits the ground on the other side of the court.
Contradiction: There are four men on the court and they score when the ball goes over the wall
Contradiction: a dog eating a treat
Contradiction: Yeah, I think there's been more freezing for you this winter. 
Contradiction: They are lemons.
Contradiction: The girl is outside.