Detailed Instructions: 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.
See one example below:
Problem: Sentence1: My dog was bored. Sentence2: I was working all day so I couldn't spend time with him. Sentence3: When I finished work I decided to play with my dog. Sentence4: He was so happy to finally have some fun! Sentence5: Alas, he fell sick and died.
Solution: I (myself), Dog
Explanation: There is only two characters in given story, i.e., I (myself) and dog.

Problem: Sentence1: Bob borrows some money from a loan shark to pay off another debt. Sentence2: But when it comes time to pay he doesn't have the money. Sentence3: Out of desperation he robs a gas station. Sentence4: He gets the money to pay the loan shark. Sentence5: But he is caught and sentenced to ten years in jail for the robbery.
Solution:
Bob, Loan shark