Task: Story Composition
Input (English): Premise: Mike decided to work on his yearly tax returns. 
 Initial Context: He gathered all of his documents and began to fill out the return. 
 Original Ending: He gave items to Goodwill, but wasn't certain how to claim the items. He researched his question online, at several tax sites. He found the answer and then finished his tax return. 
 Counterfactual Context: He couldn't find any of his tax documents and began to panic.
Output (English): He gave items to Goodwill, but wasn't certain how to claim the items. He researched his question online, at several tax sites. He found the answer and then requested copies of his lost documents.