Task: Story Composition
Input (English): Premise: I decided to go to Mardi Gras. 
 Initial Context: I took three of my friends. 
 Original Ending: We made the 2 hour drive to New Orleans. We went to one parade. What we saw was unforgettable. 
 Counterfactual Context: I decided to go alone.
Output (English): I made the 2 hour drive to New Orleans. I went to one parade. What I saw was unforgettable.