Task: Story Composition
Input (English): Premise: Rory the hound is an excellent digger. 
 Initial Context: One day he dug up and huge bone and took it home. 
 Original Ending: His human mommy found him chewing away on it. She took it away from him and saw it was a human leg bone. The police came and found a full human corpse in the neighbor's yard. 
 Counterfactual Context: One day he dug up a wooden box and took it home.
Output (English): His human mommy found him chewing away on it. She took it away from him and saw it had a human leg bone in it. The police came and found a full human corpse in the neighbor's yard.