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: 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.
[A]: Bob

[Q]: Sentence1: Raj formed a band with his friends. Sentence2: They would practice in their garages. Sentence3: One day, a neighbor called to complain. Sentence4: The police told the band they'd have to quiet it down. Sentence5: The band decided to take up poetry reciting instead.
[A]: Friends, Raj, Neighbor, Police

[Q]: Sentence1: Margaret was shopping at a bargain store. Sentence2: Most of the clothes were dirty and old. Sentence3: As she dug through the racks, she noticed a cool coat. Sentence4: She checked the tag and saw that it was a great price. Sentence5: Margaret bought the jacket and wore it immediately.
[A]:
Margaret