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: Zachary had been working on an album for almost a year. Sentence2: It was time for him to release it. Sentence3: After double-checking everything, he posted it online. Sentence4: Right away, people liked it. Sentence5: By the end of the day he had a ton of likes.
Output:
Zachary, People