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: Michelle decides to skip some rocks at the pond. Sentence2: She is impressed by how far they skip. Sentence3: Some of the rocks go halfway across the pond. Sentence4: Later on she goes back home. Sentence5: Michelle is happy the went to the pond to skip rocks.
A:
Michelle