Complex sentence: Russell Wendell Simmons (born October 4,1957) is an American business magnate as the co-founder, with Rick Rubin, of the pioneering hip-hop label Def Jam, and creator of the clothing fashion lines Phat Farm, Argyleculture, and American Classics.
Split into simpler sentences: Russell Wendell Simmons (born October 4,1957) is an American business magnate. He also created the clothing fashion lines Phat Farm, Argyleculture, and American Classics.