premise: A pro-baseball pitcher sends a curve ball to his opponent while many fans relax and enjoy the game. hypothesis: A man is juggling baseballs while fans look on upset.
contradiction: one can not send a curve ball and juggle, one can not enjoy and be upset.|contradiction: The fans can't be relaxed and upset.|contradiction: One cannot send a curve ball and be juggling baseballs at the same time. Fans would not be upset if they are relaxed and enjoying the game.