Task: Story Composition
Input (English): Premise: Ben and Stan were playing baseball in their backyard. 
 Initial Context: Stan aggressively hit the ball when it was thrown at him. 
 Original Ending: The ball flew into the neighbor's window. Ben and Stan tried to run away. However, they were caught when their neighbor came over. 
 Counterfactual Context: Stan caught the ball cleanly when it was thrown at him.
Output (English): He then threw it back and it accidentally flew  into the neighbor's window. Ben and Stan tried to run away. However, they were caught when their neighbor came over.