Task: Story Composition
Input (English): Premise: Timmy was playing in his backyard with a shovel. 
 Initial Context: While digging, he found a small pile of sharp arrowheads. 
 Original Ending: He took them to his mom who was very surprised. She called a local college and the professor sounded very interested. The professor offered them a lot of money to dig in their yard. 
 Counterfactual Context: While digging, he was sad to find nothing at all.
Output (English): But he did find some arrowheads near a stream, which he took them to his mom who was very surprised. She called a local college and the professor sounded very interested. The professor offered them a lot of money to search in their stream.