Detailed Instructions: 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.
Problem:Sentence1: Diana asked her boss for a promotion in the job. Sentence2: Her boss only agreed to give her the promotion if he can date her. Sentence3: When she refused, the boss tried to grab her. Sentence4: Luckily, the security guards heard her voice. Sentence5: They barged into the room and took the boss away.
Solution:
Diana, Security guards, Boss