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.

Example Input: Sentence1: Jrue dealt with leg injuries throughout his career. Sentence2: He was finally healthy entering last offseason. Sentence3: He did a lot of leg strengthening exercises. Sentence4: He had a minutes limitation at the start of this season. Sentence5: He now plays heavy minutes without any issues with his legs.
Example Output: Jrue

Example Input: 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.
Example Output: Kate, Friend, Brother

Example Input: Sentence1: A woman had a fear of heights. Sentence2: She didn't want to go on the rollercoaster. Sentence3: He friends somehow convinced her to go. Sentence4: She went on the ride. Sentence5: She came off of it really happy!
Example Output:
Woman, Friends