Anchor: Two young men are signing up for sign up for a basketball related event.
Entailed: Two guys are at a basketball event.
Contradiction: A group of men are playing basketball.
Contradiction: The premiere of Handel's Messiah took place on 4 May 1730.
Contradiction: I think that this case might be a crisis.
Contradiction: a mouse runs along the floor.
Contradiction: The people are not moving on the sand outside.