Task: Story Composition
Input (English): Premise: I was drinking soda with my friends. 
 Initial Context: Suddenly, I felt something in my stomach. 
 Original Ending: I was scared that I would fart. Luckily, it was a burp. Alas, my friends still made fun of me for burping. 
 Counterfactual Context: Suddenly i had the urge to throw up.
Output (English): I was scared that I would throw up on my friends. Luckily, it was a burp. Alas, my friends still made fun of me for burping.