Complex sentence: Alexander Charles Omer Rousselin de Corbeau, Comte de Saint Albin (1773-1847), French politician, was born in Paris, of a noble Dauphinois family, and was educated at the Collège d'Harcourt.
Split into simpler sentences: Alexander Charles Omer Rousselin de Corbeau, comte de Saint Albin (1773--1847) was a French politician. Born in Paris, of an aristocratic family from the Dauphiné, Rousselin de Saint-Albin was educated at the Collège d'Harcourt.