Task: Story Composition
Input (English): Premise: Rita had a birthday party. 
 Initial Context: She was waiting for friends to show up. 
 Original Ending: Nobody showed up. She felt really sad. She ended up crying and watching tv. 
 Counterfactual Context: She was busy decorating the party.
Output (English): Lots of people showed up. She felt really happy. She ended up laughing and enjoying the party.