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.

[EX Q]: Sentence1: It was time to play games with my friends. Sentence2: We had four balls to play with. Sentence3: The best was the blue ball. Sentence4: Unfortunately, my friend Tim wanted to play with it. Sentence5: We both decided to compromise and share the blue ball.
[EX A]: I (myself), Tim, My friends

[EX Q]: Sentence1: Bob's bought a trailer that had a shingle roof. Sentence2: When it rained the roof would leak pretty badly. Sentence3: Bob checked his insurance policy to see if it was covered. Sentence4: The insurance replaced the shingle roof with a metal one. Sentence5: Bob's happy the rain doesn't leak into his house any more.
[EX A]: Bob

[EX Q]: Sentence1: Sylvia was in a dance class. Sentence2: She had her dance recital that night. Sentence3: Unfortunately, she didn't have the routine completely down. Sentence4: Instead, her teacher came up with an alternative plan. Sentence5: During the song, she left the stage at parts she didn't know.
[EX A]:
Sylvia, Her teacher, Dance class