Given the task definition and input, reply with output. 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: There was a huge storm. Sentence2: Matthew saw all the downed trees destroyed by the storm. Sentence3: He had an idea. Sentence4: Matthew got his workshop tools. Sentence5: Now Matthew is making furniture from all the wood!
Matthew