Task: Story Composition
Input (English): Premise: Anna's science project was about mushrooms. 
 Initial Context: She had to grow a colony of them in her basement. 
 Original Ending: She thought it'd be hard, but the fungus grew easily. Soon she had plenty of mushrooms for her project. Anna got a grade of A+! 
 Counterfactual Context: She had to prepare a Powerpoint presentation.
Output (English): She thought it'd be hard, but the presentation was easy to make. She presented it well to her class. Anna got a grade of A+!