premise: A man with a gray beard and a little boy are sitting on the floor looking over some papers in a room with a bunk bed. hypothesis: The man and the boy are taking a nap on the bunk beds.
contradiction: they will either be sitting on the floor or napping on the bunk bed.|contradiction: The man and boy cannot be sitting on the floor and taking a nap at the same time.|contradiction: The two people cannot be looking at papers and taking a nap at the same time.