Task: Story Composition
Input (English): Premise: Sam was driving his car. 
 Initial Context: He noticed his gas mileage was really low. 
 Original Ending: He inspected his car and noticed his tires had low pressure. Sam pumped his his tires at a gas station. Afterwards he noticed that his car was running perfectly normal. 
 Counterfactual Context: His gas mileage was still good so he kept driving.
Output (English): He inspected his car and noticed the air conditioning wasn't working. Sam turned the air conditioning on. Afterwards he noticed that his car was running perfectly normal.