Task: Story Composition
Input (English): Premise: It was Ben's first day of kindergarten. 
 Initial Context: He was very nervous that he wouldn't know anyone in his class. 
 Original Ending: When he got there he was assigned a seat. It was right next to his friend Joe. He felt lucky to have a seat next to someone he knew. 
 Counterfactual Context: He was excited when it was time for swimming lessons.
Output (English): When he got to the pool, he was assigned a partner. It was his friend Joe. He felt lucky to have his partner be someone he knew.