Task: Story Composition
Input (English): Premise: Joe was feeling a bit sick. 
 Initial Context: He attributed his sickness to the Chinese food he ate last night. 
 Original Ending: Joe clutched his stomach in pain. He called the ambulance to bring him to the hospital. The doctors confirmed that Joe had food poisoning at the hospital. 
 Counterfactual Context: He caught the stomach flu from his girlfriend.
Output (English): Joe clutched his stomach in pain. He called the ambulance to bring him to the hospital. The doctors confirmed that Joe had the stomach flu at the hospital.