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.
Q: Sentence1: Rocky finally got the pool he had always wanted in his backyard. Sentence2: Rocky invited many friends over for his first pool party. Sentence3: As the party progressed, it grew louder and more unruly. Sentence4: Several of Rocky's neighbors called the police to complain. Sentence5: Rocky's first pool party was soon shut down by the police.
A:
Neighbors, Police, Friends, Rocky