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: This morning I started my day full energy. Sentence2: I cleaned the glass coffee and lamp tables. Sentence3: I scrubbed the bathroom like it belonged in a five star hotel. Sentence4: I cooked Tuna Croquettes, Fennel rice and made a strawberry salad. Sentence5: Now it's evening and I am tired with no more energy.

Output: I (myself)

Input: Consider Input: Sentence1: Aurelia has been trying to find a hobby for months. Sentence2: Finally a friend recommends that Aurelia try knitting. Sentence3: Aurelia begins by knitting a green sweater. Sentence4: She finds knitting a relaxing way to forget her problems. Sentence5: Aurelia is very happy that she found a good hobby.

Output: Friend, Aurelia

Input: Consider Input: Sentence1: There once was a man from peru Sentence2: He dreamed he was eating his sandals Sentence3: He woke up in the middle of the night Sentence4: He then found out he was trying to eat his shoes in his sleep Sentence5: The man never went to bed hungry again
Output: A man