Task: Story Composition
Input (English): Premise: I used to pitch for my high school baseball team. 
 Initial Context: I was a very good pitcher. 
 Original Ending: I spent my weekends throwing fastballs with my dad. All that practice really helped me out. I feel like I had developed a perfect fastball. 
 Counterfactual Context: I was so bad they moved me to right field.
Output (English): I spent the weekends catching fly balls with my dad. All that practice really helped me out. I feel like I had developed into a great right fielder.