Task: Story Composition
Input (English): Premise: Sarah loved to drink coffee. 
 Initial Context: She drank coffee everyday. 
 Original Ending: Her teeth were yellow from the coffee. She stained her teeth with a product she bought. Her teeth are now white. 
 Counterfactual Context: She avoided drinking coffee to keep her teeth white.
Output (English): Her teeth were yellow anyway from the soda. She stained her teeth with a product she bought Her teeth are now white