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.

Sentence1: A baker began to close shop after a hard day of work. Sentence2: Suddenly, it began to rain very hard and the baker couldn't leave. Sentence3: He turned the radio on and heard that there was a flash flood warning. Sentence4: The baker had to wait for a few hours before he could leave. Sentence5: When he finally left, he was grateful to be going home.
A baker