Task: Story Composition
Input (English): Premise: Sam had a craving for his favorite strawberry ice cream. 
 Initial Context: He decided to take a walk to the ice cream parlor to get some. 
 Original Ending: When he got there, the strawberry flavor was gone. Sam reluctantly tried the cookies and cream flavor instead. Sam decided that cookies and cookies and cream was his new favorite! 
 Counterfactual Context: But there was only vanilla in the freezer.
Output (English): When he got there, the strawberry flavor was gone. Sam reluctantly tried the vanilla flavor instead. Sam decided that strawberry was still his favorite!