Task: Story Composition
Input (English): Premise: One Saturday morning, Bill noticed the hamster's cage was open. 
 Initial Context: The hamster was missing! 
 Original Ending: He looked everywhere but he could not find it. That night, he put some food in a deep bowl. The next morning the hamster was in the bowl safe and sound. 
 Counterfactual Context: The hamster was on top of his cage.
Output (English): He looked everywhere but he didn't see it there. That night, he put some food in a deep bowl. The next morning the hamster was in the bowl safe and sound.