Complex sentence: Campobello was born in Ocampo, Durango the third of six children of Rafaela Luna, and her father was her mother's nephew Jesús Felipe Moya Luna, son of her sister Florencia.
Split into simpler sentences: Campobello was born in Ocampo, Durango the third of six children of Rafaela Luna. Her father was her mother's nephew Jesús Felipe Moya Luna, son of her sister Florencia.