Task: Story Composition
Input (English): Premise: The tree branch hung over the fence. 
 Initial Context: They decided to cut it off before it fell on the fence. 
 Original Ending: Using the chainsaw on the branch caused the tree to vibrate a bit. A completely different branch than the one they wanted fell off. Disgusted, they put the chainsaw away and decided to continue later. 
 Counterfactual Context: They used a saw to cut it off and it fell on a car instead of the fence.
Output (English): The chainsaw had caused the tree to vibrate so they couldn't control it. A different branch that the one they caught was about to fall. Disgusted about the damage they already caused they put the chainsaw away and decided to finish later