Complex sentence: Lorenzo de Tonti (1602? -1684?) was a governor of Gaeta, Italy and the Neapolitan banker that invented the tontine, a form of life insurance.
Split into simpler sentences: Lorenzo de Tonti (c.1602-c.1684) was a governor of Gaeta, Italy and a Neapolitan banker. He invented the tontine, a form of life insurance.