Teacher: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.
Teacher: Now, understand the problem? Solve this instance: Sentence1: Ellen's nephew was selling raffle tickets. Sentence2: Ellen decided to buy tickets. Sentence3: Someone from the fundraiser called Ellen. Sentence4: She had won a prize of five hundred dollars! Sentence5: Ellen drove to town to pick up her cash prize.
Student:
Someone, Ellen, Ellen's nephew