TASK DEFINITION: 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.
PROBLEM: Sentence1: Leroy was a poor old man. Sentence2: He lived most of his life on the streets. Sentence3: He stumbled into a gas station. Sentence4: He wanted something to eat but found a lottery ticket. Sentence5: The ticket Leroy found was the winning ticket.

SOLUTION: Leroy

PROBLEM: Sentence1: Jill thought she was the best basketball player. Sentence2: She was convinced she would win the most valuable player award. Sentence3: She was excited for the awards banquet. Sentence4: Jill's coach did not call her name for the award. Sentence5: She was devastated.

SOLUTION: Jill, Jill's coach

PROBLEM: Sentence1: George asked Elaine if she wanted anything to eat from the diner. Sentence2: Elaine asked him to get her a big salad. Sentence3: George bought her the big salad. Sentence4: Elaine thanked him for it, but didn't pay for the salad. Sentence5: George got mad at Elaine because it was a big salad.

SOLUTION:
Elaine, George