Complex sentence: Polychoral music was not limited to Italy in the Renaissance; it was popular in Spain and Germany, and there are examples from the 19th and 20h centuries, from composers as diverse as Hector Berlioz, Igor Stravinsky and Karlheinz Stockhausen.
Split into simpler sentences: Polychoral music was not limited to Italy in the Renaissance. It was popular in Spain and Germany and there are examples from the 19th and 20th centuries, from composers as diverse as Hector Berlioz, Igor Stravinsky and Karlheinz Stockhausen.