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: Lenny was cheating on his girlfriend with Aricka. Sentence2: He soon found out they were both pregnant. Sentence3: He told both of them the bad news. Sentence4: They both left him simultaneously, and he was crushed. Sentence5: He still took care of the babies after their birth.

Ex Output:
His girlfriend, Aricka, The babies, Lenny

Ex Input:
Sentence1: Barry loved making kites in his spare time. Sentence2: Barry decided to make kite making into a business. Sentence3: Barry was amazed by the number of orders he received. Sentence4: Barry ensured that each kite was made with love and care. Sentence5: Barry was glad he could turn his hobby into a passion.

Ex Output:
Barry

Ex Input:
Sentence1: Elizabeth bought four fish from the pet store. Sentence2: One day Elizabeth noticed fry in the fish tank. Sentence3: She fed them special to help them grow. Sentence4: The fry grew, crowding the fish tank. Sentence5: Elizabeth had to give many of the fish away to new homes.

Ex Output:
Elizabeth