Task: Story Composition
Input (English): Premise: I went hiking yesterday in the mountains. 
 Initial Context: As I trekked up the mountain, I started to feel out of breath. 
 Original Ending: I could not believe how I felt. I had to take a long pause. Thankfully after a while I was able to keep going. 
 Counterfactual Context: I trekked up the mountain with no difficulty.
Output (English): I could not believe how easy it felt. I had to take a long pause to admire the view. I was able to keep going right to the peak.