Detailed 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.
Problem:Sentence1: Ben slept throughout the entire afternoon. Sentence2: His mom woke him up. Sentence3: She forced him to clean his room. Sentence4: When he dozed off, she took a belt and attacked him. Sentence5: He jumped and got out of his bed.
Solution:
Ben, His mom