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.

Ex Input:
Sentence1: Gina had inherited a house from her parents. Sentence2: She wanted to sell the house. Sentence3: Gina took out the things that had sentimental value. Sentence4: She found a realtor to sell the house. Sentence5: Gina sold the house to a buyer.

Ex Output:
Realtor, Buyer, Gina, Parents

Ex Input:
Sentence1: I was going home when i decided to take a bus. Sentence2: I was alone so a woman asked me if she could sit with me. Sentence3: Then i let her sit beside me. Sentence4: When i woke up the woman was gone. Sentence5: My bag was opened so i checked my phone and it was gone too.

Ex Output:
I (myself), Woman

Ex Input:
Sentence1: My stomach was burning. Sentence2: And I didn't know what to eat. Sentence3: I decided to try a banana. Sentence4: And the stomach pain immediately went away. Sentence5: So I decided to eat a banana every day.

Ex Output:
I (myself)