Task: Story Composition
Input (English): Premise: Apart of physical education was to learn different sports. 
 Initial Context: It was the week to learn football. 
 Original Ending: I was running around the field trying to catch the ball. A classmate threw the ball and it hit me in the face. I never tried to play football again. 
 Counterfactual Context: It was the week to learn tennis.
Output (English): I was running around the court trying to hit the ball. A classmate hit a tennis ball and it hit me in the face. I never tried to play tennis again.