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: Beth had a large collection of dolls in her bedroom. Sentence2: Beth had a favorite doll she called Kim. Sentence3: One day while Beth was at school her pet dog Skippy found Kim. Sentence4: Skippy chewed off one of Kim's arms. Sentence5: Beth was devastated after finding her chewed up doll.

Output: Skippy, Beth, Her doll kim

Input: Consider Input: Sentence1: Bob bought a bag of potato chips from the store. Sentence2: It was a huge bag meant for a family. Sentence3: But Bob ripped open the bag and dove in. Sentence4: He didn't live that far from the store. Sentence5: Even still, he was finished by time he got home!

Output: Bob, The store

Input: Consider Input: Sentence1: Dianne started a new job and was really enjoying it. Sentence2: One morning she woke up very sick. Sentence3: She did not want to miss work because she was sick. Sentence4: When Diana started to get ready for work she got dizzy. Sentence5: She decided to take a sick day and felt better within 24 hours
Output: Dianne