Task: Story Composition
Input (English): Premise: Johnny lost his puppy. 
 Initial Context: He was upset. 
 Original Ending: He put out posters and flyers seeking out the puppy. One of his neighbors recognized the lost dog. Johnny's neighbor reunited him with his puppy. 
 Counterfactual Context: He had to be put down due to having cancer.
Output (English): He put out posters and flyers seeking out a new puppy. One of his neighbors found him a new dog. Johnny's neighbor gave him his new puppy.