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.

Sentence1: Sue entered a nacho eating contest. Sentence2: Nachos are her favorite food so she thought she could do well. Sentence3: Sue started off slow to pace herself. Sentence4: She then upped the ante. Sentence5: Sue ate 15 pounds of nachos but did not win.
Sue

Sentence1: Kate was sipping on orange soda and sketching in her sketch book. Sentence2: Her brother and his friend came in the room. Sentence3: They were throwing a football around. Sentence4: It landed and knocked over Kate's soda. Sentence5: The orange soda ruined Kate's drawing.
Kate, Friend, Brother

Sentence1: Tom wanted to eat breakfast. Sentence2: He realized he was out of milk. Sentence3: It was a key ingredient in several key dishes. Sentence4: Tom decided to skip breakfast entirely. Sentence5: He bought milk later in the day for the next morning.
Tom