Anchor: A dog playing with his ball in the wading pool.
Entailed: A dog is in a pool with a toy.
Contradiction: A dog plays with a frisbee in some grass.
Contradiction: The children are playing basketball.
Contradiction: Person cutting wood with electric saw.
Contradiction: the group is tanning at a tanning salon
Contradiction: Bargaining isn't just a method by which a shopkeeper tries to obtain more cash from a buyer.