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.
Input: Sentence1: Marc made a blog post on a website that wasn't received very well. Sentence2: The community of the blog was very upset when he posted. Sentence3: The community backlash was very large so he tried to correct it. Sentence4: The original post was already screenshotted so people still saw. Sentence5: Marc ended up leaving the community because of his post.
Output:
People, Community, Marc