Task: Story Composition
Input (English): Premise: We had gotten a dog from the pound but we had never heard her bark. 
 Initial Context: We were sitting outside in the yard with our dog one afternoon. 
 Original Ending: A girl riding by on a bike suddenly swerved toward us. The dog leaped up and and barked twice because it was afraid. We were happy to finally hear our little dog bark! 
 Counterfactual Context: We were sitting inside in the living room with our dog one afternoon.
Output (English): A girl riding by on a bike suddenly threw a newspaper hitting the door. The dog leaped up and and barked twice because it was afraid. We were happy to finally hear our little dog bark!