Task: Story Composition
Input (English): Premise: Ella was about to find the sex of her baby. 
 Initial Context: But the doctor shocked her by saying she was having twins! 
 Original Ending: Ella would have twin girls. She was shocked but then thrilled. Ella decided she'd have double the joy! 
 Counterfactual Context: But, Ella knew she was going to have a boy and she was right.
Output (English): Ella was shocked to find out it was twin boys though. She was shocked but then thrilled. Ella decided she'd have double the joy!