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: Alex had always loved trains. Sentence2: She begged her parents to take her on a train. Sentence3: For her birthday Alex's parents gave her Amtrak tickets. Sentence4: She went to visit her cousins by train. Sentence5: She returned from her cousins by train.
Student:
Parents, Alex