Task: Story Composition
Input (English): Premise: Tim had a dog that was a black lab. 
 Initial Context: Tim's friend was a local dog whisperer. 
 Original Ending: Tim's friend informed him that his dog needed to run more. Tim decided to take up running. Tim began running with the dog and they both began to feel happier. 
 Counterfactual Context: Tim's friend knew nothing about dogs.
Output (English): Tim's friend informed him to look for a local dog whisperer Tim decided to take up running. Tim began running with the dog and they both began to feel happier.