Complex sentence: Warner Bros. Entertainment Inc. (often referred to as Warner Bros. Pictures, Warner Bros. or WB) is an American entertainment company owned by Time Warner, with its headquarters in Burbank, California.
Split into simpler sentences: Warner Bros. Entertainment Inc. (often referred to as Warner Bros. Pictures, Warner Bros. or WB) is an American entertainment company. It is a division of Time Warner, with its headquarters in Burbank, California.