Definition: In this task, you're given a story (which contains five sentences only). Your task is to find all the characters which are available in the given story.
Input: Sentence1: James got permission to use the office printer for personal business. Sentence2: He printed up a stack of flyers for his band's gig on Saturday. Sentence3: Sly, another of the workers, had once dreamed of being in a band. Sentence4: Mad he never made it, he complained about James using the printer. Sentence5: The boss told him to mind his own business and get back to work.
Output:
The boss, James, Sly