Task: Story Composition
Input (English): Premise: Peter had just filled up a dozen water balloons. 
 Initial Context: He was really excited about throwing them at Sally. 
 Original Ending: Peter couldn't find Sally and he had looked everywhere. Peter remembered that Sally was out of town all weekend. Peter was sad that he had no one to throw his balloons at. 
 Counterfactual Context: He was really excited about saving them to show to Sally.
Output (English): Peter couldn't find Sally and he had looked everywhere Peter remembered that Sally was out of town all weekend Peter was patient and decided he could wait and show Sally on Monday