Instructions: 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: Sentence1: Marco has been trying to lose weight ever since last fall. Sentence2: In order to lose weight he has cut all fried foods from his diet. Sentence3: However, on his birthday he decides to treat himself. Sentence4: Marco eats a large order of french fries from a local restaurant. Sentence5: He is amazed with how good they taste.
Output:
Marco