Complex sentence: Ottaviano de' Medici (July 11,1484--May 28,1546) was an Italian politician and statesman, ancestor of the Princes of Ottaiano line of the Medici family.
Split into simpler sentences: Ottaviano de' Medici (July 11,1484--May 28,1546) was an Italian politician and statesman. He was the ancestor of the Princes of Ottajano line of the Medici family.