Anchor: A black man in a blue shirt stands next to a black man in a red robe.
Entailed: Two men in robes stand near each other.
Contradiction: One man is standing alone.
Contradiction: Jill is walking.
Contradiction: On what grounds, Captain? He got out.
Contradiction: The two guys were the only ones that wanted to do things with me, she was always working on something at her girlfriends place. 
Contradiction: We do not try and get donations in certain locations.