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.

Input: Consider Input: Sentence1: Oswald sold oranges on the side of the road. Sentence2: He loved his job and he didn't care that he hardly made any money. Sentence3: Oswald loved oranges. Sentence4: His favorite part was seeing how happy his oranges made people. Sentence5: At the end of the day he would count smiles not money.

Output: Oswald, People

Input: Consider Input: Sentence1: Tom applied for over a hundred jobs. Sentence2: No one would hire him. Sentence3: Finally he told one employer that he would work for free. Sentence4: The employer agreed. Sentence5: He liked Tom's work so much that after a week he hired him.

Output: Employer, Tom

Input: Consider Input: Sentence1: Teddy had a nightmare. Sentence2: He woke up and couldn't go back to sleep. Sentence3: Teddy crept into his parents bedroom. Sentence4: He climbed into bed with them. Sentence5: Teddy fell asleep quickly with his parents near him.
Output: Teddy