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.

Input: Consider Input: Sentence1: Jan lived in an apartment in town. Sentence2: The apartment didn't have any air conditioning or fans. Sentence3: It was a hot and steamy afternoon. Sentence4: Jan decided to open a window to get some air moving. Sentence5: Now Jan's cats are missing.

Output: Jan, Jan's cats


Input: Consider Input: Sentence1: I was going home when i decided to take a bus. Sentence2: I was alone so a woman asked me if she could sit with me. Sentence3: Then i let her sit beside me. Sentence4: When i woke up the woman was gone. Sentence5: My bag was opened so i checked my phone and it was gone too.

Output: I (myself), Woman


Input: Consider Input: Sentence1: My wife hates her job. Sentence2: She is a teacher to sixth graders and she always gets headaches. Sentence3: She complains that they are way to loud and don't listen. Sentence4: She asked the principal if she could teach at the high school level. Sentence5: The principal allowed her to switch to the junior year, she's happy.

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Output: I (myself), School, Principal, Sixth graders, Wife


