premise: Two men stand together as one wearing a suit watches the other tie on a yellow tie while making a face. hypothesis: A man and his friend ride motorcycles in a parade wearing cut-off shorts and tank tops.
contradiction: A man and his friend may or may not be a man and a woman and contradicts two men. Stand, tie, making, ride, and wearing are different types of action.  A suit and cut-off shorts and tank tops are different clothing. Tie, motorcycles and parade are different objects.