Complex sentence: Le Page lived in Louisiana from 1718 to 1734, the first eight of those years at Natchez, Mississippi, where he lived with a Chitimacha woman (and likely had children with her), learned the Natchez language, and befriended local native leaders.
Split into simpler sentences: Le Page lived in Louisiana from 1718 to 1734, and from 1720 to 1728 at Natchez, Mississippi. His companion was a Chitimacha woman (and likely had children with her), learned the Natchez language, and befriended local native leaders.