Task: Story Composition
Input (English): Premise: Yesterday I was driving home from my mother's house. 
 Initial Context: My car started to sputter. 
 Original Ending: I pressed on the gas, but it wouldn't go. To my surprise I had run out of gas. Thankfully, I was close enough to walk to the gas station and get more. 
 Counterfactual Context: My car brakes started to squeak.
Output (English): I pressed on the brakes, but it wouldn't stop. To my surprise my brakes were worn out. Thankfully, I was able to stop with the emergency brake.