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: Kyle wanted to try wine since he never drank before. Sentence2: He bought a bottle of good wine and some cheese. Sentence3: He invited his buddy wilbur over and they ate cheese and crank wine. Sentence4: They really enjoyed it so they did again the following week. Sentence5: Kyle is now a wine lover.

Output: Kyle, Wilbur

Input: Consider Input: Sentence1: James had two best friends who hated each other. Sentence2: He could never see them together but always apart. Sentence3: For his birthday, he made an exemption and invited them both. Sentence4: It was a gamble, but it worked. Sentence5: The two friends went over their disagreement for the sake of James.

Output: James, Best friends

Input: Consider Input: Sentence1: I was hungry for fruit. Sentence2: I decided to go shopping. Sentence3: I bought some oranges. Sentence4: When I got home I realized they were moldy. Sentence5: I cried in frustration.
Output: I (myself)