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.

[Q]: Sentence1: Tom loved nuts. Sentence2: He was very frugal. Sentence3: He went shopping at the grocery store. Sentence4: He saw a huge discount on bulk walnuts for sale. Sentence5: He stocked up on walnuts.
[A]: Tom

[Q]: Sentence1: Will was moved up a grade because he was so smart. Sentence2: The teachers warned his dad that he wouldn't grow emotionally. Sentence3: His dad insisted on moving him up a grade. Sentence4: Will was hated throughout school. Sentence5: He is now a very confused and disliked adult.
[A]: Will, Dad, School, Teachers

[Q]: Sentence1: Joni rode in a helicopter today. Sentence2: She was nervous as the helicopter lifted off the ground. Sentence3: She felt the whole helicopter rattle and shake. Sentence4: Once they were in the sky, Joni could see everything in her city. Sentence5: Joni had never seen such a beautiful view before.
[A]:
Joni