Task: Story Composition
Input (English): Premise: Gina was desperate to get her loose tooth out. 
 Initial Context: She just couldn't pull on it hard enough. 
 Original Ending: Her brother tied a piece of string to it. The other end was tied to a doorknob. When he slammed the door the tooth came out. 
 Counterfactual Context: She finally pulled on it hard enough.
Output (English): It came out and she looked at it. She felt her gums with her tongue. She threw her tooth away.