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: Sean was going out to pick up the mail. Sentence2: His wife asked if he could pick up some formula. Sentence3: At first, he said no, because it was out of his way. Sentence4: Later, he arrived home. Sentence5: In his hands, he had the formula for his wife, surprising her.
A:
Sean's wife, Sean