Task: Story Composition
Input (English): Premise: Ed had a heart attack. 
 Initial Context: He was rushed to the hospital. 
 Original Ending: There, the doctors told him he had to change his life. He had to eat healthier and cut out junk food. Ed agreed, fearful for his health. 
 Counterfactual Context: He had a rare heart condition.
Output (English): There, the doctors told him he had to change his life. He had to eat healthier and cut out junk food. Ed agreed, fearful for his health.