Task: Story Composition
Input (English): Premise: I once went out for a glass of wine alone. 
 Initial Context: Sitting next to me was a mysterious man in a Hawaiian shirt. 
 Original Ending: We all wondered who he was. When he got up to leave he mentioned there was a band playing tonight. After he left I found out he was the lead bassist of the band Journey. 
 Counterfactual Context: Sitting next to me was a frail old woman.
Output (English): We all wondered who she was. When she got up to leave she mentioned her some was playing in a band tonight. After she left, I found out she was the mother of the lead bassist of the band Journey.