Complex sentence: His father was Don Fernando Cabral Velasco, who worked in Hermosillo, Son., As manager of the Banco Nacional de Mexico, and his mother was Amalia Rouset Pit, belonging to a family of former miners and ranchers Zacatecas.
Split into simpler sentences: His father was Don Fernando Cabral Velasco, who worked in Hermosillo, Sonora, as manager of the Banco Nacional de Mexico. His mother was Amalia Rouset Pit, belonging to a family of former miners and ranchers Zacatecas.