Task: Story Composition
Input (English): Premise: Harold had just gotten a new puppy. 
 Initial Context: The puppy was hyperactive and loved to run around the house. 
 Original Ending: It wouldn't stop even when Harold called its name. Finally, Harold took out a bag of treats. The puppy stopped immediately and sat down. 
 Counterfactual Context: The puppy seemed very sick so Harold took him to the vet.
Output (English): It wouldn't go to the vet even when Harold called its name. Finally, Harold took out a bag of treats. The puppy went over to the vet immediately and sat down.