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.

Sentence1: Jim was sitting alone in his room, bored. Sentence2: He decided to go out and do something. Sentence3: He tagged the stop sign at the end of his street. Sentence4: A cop sat in his cruiser and watched him do it. Sentence5: Jim got sentenced to six months in juvenile detention.
Cop, Jim

Sentence1: An asteroid blazed across the sky. Sentence2: It fell to the ground with a soft shock. Sentence3: A man walked by and looked at it. Sentence4: The rock glowed with heat as he reached for it. Sentence5: The man felt the heat and back off until it was cool.
A man

Sentence1: I was the smallest kid on my football team. Sentence2: I knew I had to work harder than everyone else. Sentence3: In practice I stayed late, until the coaches had to kick me out. Sentence4: In our first game I made three great runs and scored two touchdowns. Sentence5: After the game, the coach gave me the game ball.
I (myself), Coaches, Football team