Task: Story Composition
Input (English): Premise: Kay was taking piano lessons. 
 Initial Context: Her teacher was an accomplished musician. 
 Original Ending: Kay was working on a piece to perform at the annual recital. She learned a lot from her teacher. Soon she was totally prepared! 
 Counterfactual Context: Her teacher wasn't even a musician.
Output (English): Kay was working on a piece to perform at the annual recital. She learned nothing from her teacher. She was totally unprepared!