Detailed Instructions: 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.
Problem:Sentence1: Bryan was trying to do his homework, but his dogs were barking. Sentence2: His dogs were hungry and they had no food. Sentence3: Bryan was forced to go out and buy food. Sentence4: Bryan bought food in bulk for his dogs. Sentence5: The dogs were happy and let Brian do his work.
Solution:
Bryan, His dogs