Complex sentence: The "unusual" three-bay villa is of pale brown brick "embellished in idiosyncratic ways" with multicoloured brickwork and stucco dressings, and much of its "lavish" interior decoration survives.
Split into simpler sentences: The "unusual" three-bay villa is of pale brown brick "embellished in idiosyncratic ways" with multicoloured brickwork and stucco dressings. Much of its "lavish" interior decoration survives.