Task: Story Composition
Input (English): Premise: Dan and his brother Don have always been competitive. 
 Initial Context: Recently there was a marathon occurring in Boston. 
 Original Ending: Dan and Don decided to see who could get the better time. However, during the marathon, Don fell and could not finish the race. Dan decided to help his brother instead of finishing the race. 
 Counterfactual Context: The missed the marathon occurring in Boston.
Output (English): Dan and Don decided to see if there was another marathon soon. They found one, but Don fell and could not finish the race. Dan decided to help his brother instead of finishing the race.