Task: Story Composition
Input (English): Premise: Sammy wanted a dog. 
 Initial Context: His mom took him to the animal shelter. 
 Original Ending: Sammy looked at all the dogs and puppies in their cages. One puppy put his paw through the cage to get Sammy's attention. Sammy's mom adopted that puppy for him. 
 New ending: Sammy wanted a new pet, so they looked at all the dogs and puppies in their cages at the pet store. One puppy put his paw through the cage to get Sammy's attention. Sammy's mom adopted that puppy for him. 
Output (English): His mom knew someone that was giving away a puppy.