Task: Story Composition
Input (English): Premise: Eric was looking forward to his vacation from work. 
 Initial Context: Every year, he took almost the whole month of December off. 
 Original Ending: Finally, it was December 4th, his last day for the year. He spent a lot of time that day preparing things for his absence. He left the building whistling a tune, excited to go home and rest. 
 Counterfactual Context: Every year he worked late hours almost the whole month of December.
Output (English): Finally, it was December 24th, his last work day for the year. He spent a lot of time that day preparing things for his absence. He left the building whistling a tune, excited to go home and rest.