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.
Q: Sentence1: Sally had four kids that were involved in many different activities. Sentence2: The three older ones were gone most days after school doing sports. Sentence3: She talked to the kids about choosing something they could all do. Sentence4: They tried a kids karate class one evening. Sentence5: They all loved it and began taking classes together.
A:
Kids, Sally