TASK DEFINITION: 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.
PROBLEM: Sentence1: Jon was ten years old when his parents showed him a special movie. Sentence2: The movie was called The Elephant Man. Sentence3: Jon felt such compassion for the character in the film! Sentence4: Jon swore to himself that he would never say a cruel word to anyone. Sentence5: Jon is now fifty, and he has kept the promise he made to himself.

SOLUTION: Parents, Jon

PROBLEM: Sentence1: I was going home when i decided to take a bus. Sentence2: I was alone so a woman asked me if she could sit with me. Sentence3: Then i let her sit beside me. Sentence4: When i woke up the woman was gone. Sentence5: My bag was opened so i checked my phone and it was gone too.

SOLUTION: I (myself), Woman

PROBLEM: Sentence1: Tony decided to make lemonade the old-fashioned way. Sentence2: He brought out some lemons, water, and sugar. Sentence3: He squeezed the lemons until he thought his hands would fall off. Sentence4: He then added some water, and a generous amount of sugar. Sentence5: Tony tasted his lemonade and decided he wanted to be a chef someday.

SOLUTION:
Tony