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: Anna was sick of her three TV channels. Sentence2: She called the cable company and made an appointment. Sentence3: Then they came to her house and set up her cable. Sentence4: She was excited to check out her new channels. Sentence5: Anna decided she was going to love having cable!
Cable company, Anna

Sentence1: Romeo thought he was the fastest kid at school. Sentence2: Romeo challenged his friend to a race on the track. Sentence3: Both of the racers lined up and prepared to take off! Sentence4: However, Romeo's foot slipped and he ended up tripping himself! Sentence5: He skinned his knee badly and was taken away to the nurse.
Racers, Friend, Romeo

Sentence1: Fred picked up a book at a thrift store. Sentence2: He read the first paragraph and skipped to the end. Sentence3: He felt that the ending was very solid. Sentence4: Fred decided to buy the book. Sentence5: When he got home he began to read it cover to cover.
Fred