premise: On a bright and sonny day a man with blue trunks and white and blue shirt appears to be preparing to take a canoe ride. hypothesis: A man is indoors watching someone canoe on television.
contradiction: The man cannot simultaneously be indoors and preparing to take a canoe ride.|contradiction: The man is physically getting ready for canoe ride, not watching someone else do it.|contradiction: A man cannot be both outdoors preparing a canoe ride and indoors watching television at the same time.