Task: Story Composition
Input (English): Premise: Lula needed some extra cash. 
 Initial Context: So she mixed up a big batch of fresh lemonade. 
 Original Ending: Then she set a table up outside to sell the lemonade. Lots of cars stopped for a refreshing drink. By the end of the day Lula had made almost forty dollars! 
 Counterfactual Context: So she sold plasma.
Output (English): Then she set a table up outside to sell the lemonade for even more money than the plasma money. Lots of cars stopped for a refreshing drink. By the end of the day Lula had made almost forty dollars!