Task: Story Composition
Input (English): Premise: Michael was a fifteen year old boy with a big imagination. 
 Initial Context: He always put his mind to work creating new stories to tell. 
 Original Ending: He always dreamed of building a three story treehouse. Michael put all of his thoughts on paper to build it. Michael finally built the treehouse of his dreams. 
 Counterfactual Context: He always put his mind to work creating new artworks to make.
Output (English): He always dreamed of creating a three story treehouse. Michael put all of his idea on paper to build it. Michael finally built the treehouse of his dreams.