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: My team was going against our rivals. Sentence2: As I was traveling with the ball, I passed it to Tim. Sentence3: Since he has the ball, all of the guards moved towards him. Sentence4: I made a hand signal to pass it back. Sentence5: However, he passed it to one of the opponents.
Tim, I (myself), Guards, Rivals, Team, Opponents