Task: Story Composition
Input (English): Premise: Tim's tooth was hurting like crazy. 
 Initial Context: He could barely eat or drink. 
 Original Ending: His dentist took a look around in his mouth. One of his teeth was rotten. Once the tooth was pulled, Tim felt fine. 
 Counterfactual Context: He had a swollen gum and infection.
Output (English): His dentist took a look in his mouth. One of the teeth would need to be removed as a result of the infection. Once the tooth was pulled, the infection lessened and Tim felt fine.