Task: Story Composition
Input (English): Premise: Kelly was at school when she unexpectedly got her period. 
 Initial Context: She had not packed any tampons in her purse! 
 Original Ending: Desperately, she asked her best friend to borrow one. Her friend rummaged through her backpack and produced a tampon. Kelly gratefully thanked her friend! 
 Counterfactual Context: It was her first period and she did not know what to do.
Output (English): Desperately, she asked her best friend to borrow a tampon. Her friend rummaged through her backpack and produced a tampon. Kelly gratefully thanked her friend!