Q: 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: Brandon wanted to keep large marine fish. Sentence2: He bought a 200 gallon aquarium and some gear. Sentence3: Starting with small puffers he acclimated himself to their needs. Sentence4: With great care the fish grew rapidly over the next year. Sentence5: Brandon now has many very large fish to admire.
A:
Puffers, Fish, Brandon