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.
Q: Sentence1: Everyone thought it was funny that Rocky played hockey. Sentence2: Out of all the sports to play, it's the one that rhymed with his name. Sentence3: In college he started going by Rocket. Sentence4: You'll never guess what kind of scientist old Rocket is. Sentence5: Well, Rocket prefers the term Aerospace Engineer.
A:
You, Everyone, Rocky