Task: Story Composition
Input (English): Premise: Keith and Zachary are big New York Knicks fans. 
 Initial Context: They always wanted to attend a game but could never afford the tickets. 
 Original Ending: Their neighbor Frank called them last Wednesday and left a message. Frank offered the boys his courtside seats for that nights game. Keith and Zach attended their first game and had the best time. 
 Counterfactual Context: They always attended the games because they had season tickets.
Output (English): Their neighbor Frank called them last Wednesday and left a message. Frank offered the boys his courtside seats for that nights game. Keith and Zach accepted the upgrade to courtside seats.