Task: Story Composition
Input (English): Premise: My dog Mitzi hates cats, or so I thought. 
 Initial Context: One cold winter day, I saw her curled up with the cat, asleep. 
 Original Ending: She heard me giggle, and woke up. She jumped up and snarled at the cat like a ferocious cat-hater. The cat yawned and went back to sleep. 
 Counterfactual Context: One cold winter, I saw her far away from the cat, asleep.
Output (English): Mitzi eventually snuggled up to the cat, and when I saw her later, I giggled and she heard me and woke up. She jumped up and snarled at the cat like a ferocious cat-hater. The cat yawned and went back to sleep.