Complex sentence: The main bar was large and black, and the room had black and white zebra-patterned wallpaper, in the style of New York's El Morocco club, and an imitation waterfall surrounded by imitation exotic vegetation stood in the back.
Split into simpler sentences: The main bar was large and black, with black and white zebra-patterned wallpaper on the walls of the room. An imitation waterfall surrounded by imitation exotic vegetation stood in the back.