Complex sentence: Jerry I. Speyer (born June 23,1940, in Milwaukee, Wisconsin) is one of two founding partners of the prominent New York real estate company Tishman Speyer, the owner of the Chrysler Building and Rockefeller Center.
Split into simpler sentences: Jerry I. Speyer (born June 23,1940, in Milwaukee, Wisconsin) is one of two founding partners of the prominent New York real estate company Tishman Speyer. Speyer is also the owner of the Chrysler Building and Rockefeller Center.