Complex sentence: These extravaganzas featured a bevy of beauties chosen personally by "Flo" Ziegfeld, prominent composers such as Irving Berlin, George Gershwin, and Jerome Kern, and elaborate costumes and sets.
Split into simpler sentences: These extravaganzas featured a bevy of beautiful women chosen personally by "Flo" Ziegfeld. They featured prominent composers such as Irving Berlin and Jerome Kern, and elaborate costumes and sets.