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: Bob love to eat steak. Sentence2: He wants to get steak for an upcoming barbeque. Sentence3: He went to the store but he couldn't find any steak. Sentence4: He continued searching but he still didn't find any steak. Sentence5: His son brought enough steak for everyone for the barbeque.
A:
Bob