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.
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Question: Sentence1: Tommy has a red balloon. Sentence2: It's his favorite color! Sentence3: But one day, the balloon lost it's air. Sentence4: Tommy was very sad. Sentence5: But he'll get a new balloon tomorrow, so it's not that bad.

Answer: Tommy

Question: Sentence1: Tom hadn't slept well. Sentence2: He was at a big meeting. Sentence3: He felt tired throughout. Sentence4: Tom kept yawning and dozing off. Sentence5: He got in trouble because of it.

Answer: Tom

Question: Sentence1: Alice wanted to raise chickens in her backyard. Sentence2: Alice looked into the laws for chickens in her area. Sentence3: Alice was contacted by the city through mail. Sentence4: Alice was told that she could not have chickens in her backyard. Sentence5: Alice was very heartbroken about the scenario.

Answer:
The city, Alice