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: My wife used the vacuum cleaner today. Sentence2: It is very noisy. Sentence3: Our cat hates it. Sentence4: She hid under the bed for an hour after the vacuuming stopped. Sentence5: She slowly came out and is fine now.

Output: Our cat, My wife

Input: Consider Input: Sentence1: Alan was the coach of a little league baseball team. Sentence2: His son was on the team. Sentence3: Alan was very excited because the team was doing well. Sentence4: He chose to enter them into the little league World Series. Sentence5: Alan took his team to the World Series and they won.

Output: His son, Alan, Team

Input: Consider Input: Sentence1: Cole wanted to be a lawyer his entire life. Sentence2: He decided to apply for a job at a law firm. Sentence3: He knew that he did not have a law degree but interviewed anyways. Sentence4: Cole got the job because he lied on his resume. Sentence5: He was eventually found out and fired by the law firm.
Output: Cole, Law firm