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: Andrea was at the mall with her friends. Sentence2: She saw a soft hooded sweatshirt that she fell in love with. Sentence3: She didn't have much money and thought about stealing it. Sentence4: In the dressing room, she ripped off the tags. Sentence5: Then she tucked it away and hurried out of the mall.

Output: Andrea, Her friends

Input: Consider Input: Sentence1: Bob love to eat steak. Sentence2: He wants to get steak for an upcoming barbeque. Sentence3: He went to the store but he couldn't find any steak. Sentence4: He continued searching but he still didn't find any steak. Sentence5: His son brought enough steak for everyone for the barbeque.

Output: Bob

Input: Consider Input: Sentence1: I own two pairs of shorts. Sentence2: One fits very well. Sentence3: I wondered why the other did not fit. Sentence4: I found it was a size narrower, and ordered another pair. Sentence5: I was sure I could not lose weight to fit into the smaller pair.
Output: I (myself)