Complex sentence: Corporal Antonio Maria Lugo, after seventeen years of military service, received his discharge and was granted the Spanish concession Rancho San Antonio in 1810, and was confirmed in 1838 by Mexican governor Juan Alvarado.
Split into simpler sentences: Corporal Antonio Maria Lugo, after seventeen years of military service, received his discharge and was granted the Spanish concession Rancho San Antonio in 1810. The grant was confirmed in 1838 by Mexican governor Juan Alvarado.