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: Consider Input: Sentence1: Connie has not studied for her exams. Sentence2: In a panic she sits near the smartest girl in glass. Sentence3: As the exam is handed out she slowly works through her exam. Sentence4: She's copying the girl next to her. Sentence5: Connie gets caught and is expelled from university.

Output: Smartest girl, Connie

Input: Consider Input: Sentence1: Jim wandered into someone else's room on the cruise ship. Sentence2: He saw a woman lying on the bed in lingerie. Sentence3: The woman beckoned him closer. Sentence4: Jim thought this couldn't be happening. Sentence5: He turned around and the woman's husband punched Jim.

Output: Woman, Jim, Woman's husband

Input: Consider Input: Sentence1: Caleb went to the movies. Sentence2: He bought a ticket to a comedy movie and got a tub of popcorn. Sentence3: Caleb found a seat and got ready to watch the film. Sentence4: The film was boring and not funny at all. Sentence5: Caleb fell asleep watching the movie.
Output: Caleb