Task: Story Composition
Input (English): Premise: Chad went to the bathroom to weigh himself. 
 Initial Context: The scale said he was 20 pounds overweight. 
 Original Ending: That moment Chad told himself he will commit to a diet. He stopped eating junk food and began to exercise. The next time he weighed in he had lost 5 pounds. 
 Counterfactual Context: The scale said he was 20 pounds underweight.
Output (English): That moment Chad told himself he will commit to bulking up. He started eating junk food and stopped exercising. The next time he weighed in he had gained 5 pounds.