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: Amy went on a road trip to Georgia. Sentence2: She was going to apply for custody of her son. Sentence3: She arrived in Atlanta, and hurried to the courthouse. Sentence4: She testified that her ex-husband wasn't fit to be a father. Sentence5: The judge granted Amy custody of her son.
Output:
Amy, The judge, Ex-husband, Son