Task: Story Composition
Input (English): Premise: There was a crowd beginning to form in front of the stroller. 
 Initial Context: Jane could not help but peek over to take a look herself. 
 Original Ending: In the stroller, Jane could make out some squirming movement. She could not count the number of cute furry kittens that lay within. Jane walked away, feeling a bit of warmth in her heart. 
 Counterfactual Context: It was twins.
Output (English): In the stroller, Jane could make out some squirming movement. She could not count the age of the twins but was sure they were very young. Jane walked away, feeling a bit of warmth in her heart.