Complex sentence: The son of Dallas real estate magnate Trammell Crow, Harlan Crow is the owner of Crow Realty Investors, as well as the president of another real estate concern, Crow Holdings.
Split into simpler sentences: The son of Dallas real estate magnate Trammell Crow, Harlan Crow owns Crow Realty Investors. He is the president of another real estate concern, Crow Holdings.