Complex sentence: The son of an engineer, Maurice Alfredo Sixto and Maria Bourand, he attended St. Louis de Gonzague for his secondary studies; upon graduation he attended l'Academie Militaire where he remained for only three months.
Split into simpler sentences: The son of an engineer, Maurice Alfredo Sixto and Maria Bourand. He attended St. Louis de Gonzague for his secondary studies; upon graduation he attended l'Academie Militaire where he remained for only three months.