Task: Story Composition
Input (English): Premise: Tim drove home drunk one night. 
 Initial Context: He struck his neighbor's dog. 
 Original Ending: The dog died from his injuries. The next morning, Tim found out what he had done. He felt wracked with guilt over his actions. 
 Counterfactual Context: He struck his neighbor's cat.
Output (English): The cat died from his injuries. The next morning, Tim found out what he had done. He felt wracked with guilt over his actions.