Task: Story Composition
Input (English): Premise: The man took his machete on the trail. 
 Initial Context: He cleared brush along the side of the trail. 
 Original Ending: Some hikers passed him. Five minutes later they returned. They waited for the man to clear the brush. 
 Counterfactual Context: It wouldn't clear the brush along the side of the trail.
Output (English): Some hikers passed him as he was sharpening his machete. Five minutes later they returned. They waited for the man to clear the brush.