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: Kate wanted pasta for lunch. Sentence2: But the restaurant was closed due to a fire. Sentence3: Kate realized she only had 15 minutes left on her lunch break. Sentence4: This left her no time to go to another restaurant. Sentence5: Kate went back to work without lunch.

Output: Kate

Input: Consider Input: Sentence1: Leanna was the smartest student in her class, nothing was hard. Sentence2: She grew to become a conceited person based on her academical prowess. Sentence3: She loved that many of her friends were jealous of the attention. Sentence4: One day her best friend caught her cheating and told everyone. Sentence5: Her reputation was forever ruined and she wasn't considered smart.

Output: Her best friend, Her friends, Leanna, Class

Input: Consider Input: Sentence1: Jerry was making toast. Sentence2: He set it to medium. Sentence3: When the toast came out it was completely burnt. Sentence4: He tried other settings with no better results. Sentence5: Eventually Jerry bought a new toaster.
Output: Toast came, Jerry