Complex sentence: Coincoin was born at the Louisiana French outpost of Natchitoches, the fourth of eleven children of François and Marie Françoise, an African-born couple held in slavery by the post's founder and commandant, Chevalier Louis Juchereau de St. Denis.
Split into simpler sentences: Coincoin was born at the Louisiana French outpost of Natchitoches, the fourth of eleven children of François and Marie Françoise. They were an African-born couple held in slavery by the post's founder and commandant, Chevalier Louis Juchereau de St. Denis.