Complex sentence: The "Frolic" was staged after hours in the roof garden of the New Amsterdam Theatre and was primarily a show for famous male patrons with plenty of money to bestow on the young and beautiful female performers.
Split into simpler sentences: The "Frolic" was staged after hours in the roof garden of the New Amsterdam Theatre. It was primarily a show for famous male patrons who had plenty of money to bestow on the young and beautiful female performers.