Task: Story Composition
Input (English): Premise: Today in class, several adults came to describe their career. 
 Initial Context: The first guest was a fireman. 
 Original Ending: He shared his college experience and memorable experiences. When the second guest game, he came with a motorcycle. He announced that he's an inventor of motorcycles. 
 Counterfactual Context: The last guest did not have a career.
Output (English): He shared his college experience and memorable experiences. When he came, he came with a motorcycle. He announced that he's interested in motorcycles.