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: Peter wanted to go eat some cake. Sentence2: So Peter went down to the bakery. Sentence3: The baker wanted a lot of money to bake a cake. Sentence4: Peter didn't have enough money for a cake. Sentence5: So Peter bought some pastries.
A:
Baker, Peter