Anchor: A little boy stands wide-legged, each foot on each side of the tube slide.
Entailed: There is a child standing on a slide.
Contradiction: A little boy playing with his toys in his bedroom.
Contradiction: A boy is sliding down a tube slide.
Contradiction: The boy has no legs.
Contradiction: A little girl stands wide-legged, each foot on each side of a pool.
Contradiction: There is a boy swimming in a lake with his friends.