Complex sentence: Like the rest of the Star Fleet, Top Hat is based on the tugs of San Francisco waters from the 1920's, and his name deprives from his trademark hat, which he thinks gives him authority.
Split into simpler sentences: Like the rest of the Star Fleet, Top Hat is based on the tugs of San Francisco waters from the 1920's. His name derives from his trademark hat, which he seems to think gives him authority.