Complex sentence: Hip Hop High began in 2007 as a stage musical, with book written by Z-man and Cindy Topps, and based on a screenplay by Rodney Thornton and Z-man.
Split into simpler sentences: Hip Hop High began in 2007 as a stage musical. It was based on a book by Z-man and Cindy Topps, and on a screenplay by Rodney Thornton and Z-man.