Task: Story Composition
Input (English): Premise: I was in fifth grade. 
 Initial Context: We were running the half mile in gym class. 
 Original Ending: I paced myself most of the race. In the final block I sprinted as fast as I could. I won by an inch. 
 New ending: I paced myself most of the race. In the final block I swam as fast as I could. I won by an inch. 
Output (English): We were doing swimming in gym class.