Task: Story Composition
Input (English): Premise: I sell things online. 
 Initial Context: My computer illiterate friend wanted to sell his tool cabinet. 
 Original Ending: I posted it on Craigslist. I sold the unit for $100. My friend bought me a beer. 
 New ending: I posted it on Craigslist. I sold the screwdriver for $10. My friend bought me a beer. 
Output (English): My computer illiterate friend wanted to sell his screw driver.