Anchor: A man is rowing a boat through a river in a city.
Entailed: The man is outside on the river.
Contradiction: The man is in the ocean.
Contradiction: I won't want to do anything if I try to help her.
Contradiction: I don't know what Mr. White is thinking about. 
Contradiction: We stayed with the doctors. 
Contradiction: An older woman is sitting down on a path.