Task: Story Composition
Input (English): Premise: Jim made a Christmas ornament in school. 
 Initial Context: He brought it home to his mom. 
 Original Ending: He worried that she wouldn't like it. But she reacted very favorably! She hung Jim's ornament on the tree right away. 
 Counterfactual Context: He brought it home to his dad.
Output (English): He worried that he wouldn't like it. But he reacted very favorably! He hung Jim's ornament on the tree right away.