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: Larry was at a restaurant. Sentence2: He had called a cab to pick him up. Sentence3: It was getting to be almost an hour and no cab arrived. Sentence4: Larry called to ask what was up. Sentence5: It turned out that there was a mix up.

Answer: Larry

Question: Sentence1: Scarlett, in spite of her name, didn't like the color red. Sentence2: He parents always bought her red dresses and red ribbons. Sentence3: What she wanted the most was something that was green. Sentence4: She asked for a green dress on her birthday. Sentence5: But she received a red one and sighed with sadness.

Answer: Scarlett's parents, Scarlett

Question: Sentence1: Sarah was just a young toddler. Sentence2: Her parents couldn't afford to buy her many things. Sentence3: One day while shopping sarah asks for a toy. Sentence4: An old man overhears her parents deny her the toy. Sentence5: The old man decided to buy and give Sarah the toy in the parking lot.

Answer:
Sarah, Old man, Parents