Definition: 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: Sentence1: My girlfriend dragged me to a play last week. Sentence2: I didn't understand most of it. Sentence3: At the final scene I started to clap. Sentence4: It turns out It wasn't anywhere near done. Sentence5: Everyone in the theater was embarrassed for me.
Output:
I (myself), Girlfriend, Everyone