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.
One example is below.
Q: Sentence1: My dog was bored. Sentence2: I was working all day so I couldn't spend time with him. Sentence3: When I finished work I decided to play with my dog. Sentence4: He was so happy to finally have some fun! Sentence5: Alas, he fell sick and died.
A: I (myself), Dog
Rationale: There is only two characters in given story, i.e., I (myself) and dog.
Q: Sentence1: Stan had just gotten a composite resin filling. Sentence2: His dentist had told him his days of biting into food were over. Sentence3: Stan listened as she explained how he was supposed to eat now. Sentence4: He needed to break the food with his hands and then chew it. Sentence5: Stan thought that was a bummer, but not as much as missing teeth!
A:
Stan, Dentist