Task: Story Composition
Input (English): Premise: Sam looked in the mirror. 
 Initial Context: He thought he looked ugly. 
 Original Ending: He didn't like what he saw. It turned out the mirror was dirty. He cleaned it and he looked great. 
 Counterfactual Context: sentences that satisfy the above three requirements.
Output (English): He didn't like what he saw. It turned out the mirror was dirty. He cleaned it and he looked great.