Task: Story Composition
Input (English): Premise: Gary recently lost 100 pounds. 
 Initial Context: Gary felt so confident, and full of pride since he lost the weight. 
 Original Ending: In addition, Gary knew he was much healthier than before. Gary knew he had to continue on his healthy path. Gary was glad his weight loss gave him a new attitude on life. 
 Counterfactual Context: Gary felt more confident but decided to get gastric bypass surgery.
Output (English): Gary knew he was much healthier than before. Gary knew he had to continue on his healthy path. Gary was glad his weight loss gave him a new attitude on life.