Anchor: There is one man in the foreground with a hammer, another is in the background, possibly doing the same work as the man in the foreground.
Entailed: There are two men, one has a hammer
Contradiction: The man is sleeping in his bed.
Contradiction: guys taking a break from a hard day
Contradiction: A man in the foreground has a jackhammer
Contradiction: a woman gives her baby a hammer
Contradiction: A hammer is pounding a man into the ground.