Complex sentence: The Palazzo was built between 1428 and 1430 for the Contarini family, who provided Venice with no less than eight Doges between 1043 and 1676.
Split into simpler sentences: The Palazzo was built between 1428 and 1430 for the Contarini family. The Contarini family provided Venice with no less than eight Doges between 1043 and 1676.