Task: Story Composition
Input (English): Premise: Ken's niece had her car repaired at a local dealership. 
 Initial Context: They charged her over $5,000 to rebuild her engine. 
 Original Ending: Less than two months later the car broke down again. Ken decided to see if he could see what was wrong with the car. The dealership had replaced the bad parts with corroded used parts! 
 Counterfactual Context: They charged her for free to rebuild her engine.
Output (English): Less than two months later the car broke down again. Ken decided to see if he could see what was wrong with the car. The dealership had replaced the bad parts with corroded used parts!