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: I made spaghetti last night. Sentence2: I went to the fridge to get my Romano cheese, which I love! Sentence3: To my great disappointment, I had none. Sentence4: I thought grated cheddar might be a replacement. Sentence5: I tried that and it was horrible, so I ate a hamburger instead.
Output:
I (myself)