Task: Story Composition
Input (English): Premise: Carla stood on the block nervously. 
 Initial Context: It was her first swim meet! 
 Original Ending: She crouched down and dove in when she heard the beep. She swam as quickly as she could. She ended up with a 3rd place medal. 
 Counterfactual Context: Suddenly she lost her footing and fell into the pool.
Output (English): As she fell in, she heard the beep. She got back out as quickly as she could. She ended up leaving without a medal.