Anchor: The teenage boy is grinding a skateboard on a steep rail.
Entailed: A teenager does a trick on a skateboard.
Contradiction: An old woman does tricks in a wheelchair.
Contradiction: We have hardly even noticed that he is gone.
Contradiction: I was in a hospital bed with some people around me.
Contradiction: The man is eating a big plate of spaghetti and meatballs.
Contradiction: boy walks accross patio