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: Helen had just bought some groceries. Sentence2: She was supposed to walk the groceries home. Sentence3: Unfortunately she had picked up too many heavy items. Sentence4: She couldn't walk so she was stuck at the store. Sentence5: Luckily her friend offered to give her a ride home.
Student:
Friend, Helen