Anchor: An eager team meets in the middle of the court in preparation of a big game.
Entailed: A team gathers in the middle of a court.
Contradiction: A team eats tacos at a restaurant.
Contradiction: The referee is throwing the hockey puck into the face of the closest player.
Contradiction: I do not have a very large circle of friends. 
Contradiction: Donatello plays the cello.
Contradiction: Men wearing spurs are inspecting the bed of a truck.