premise: A boy swims shirtless with a black and red bathing suit while a seagull sits on the sand. hypothesis: A boy swims nude while a seagull eats his peanut butter sandwich.
contradiction: A person can be nude or wearing a bathing suit at a time.|contradiction: THE BOY CANNOT BE NUDE AND WEARING A BATHING SUIT AT THE SAME TIME.|contradiction: A boy can not be nude and wearing a bathing suit.