Complex sentence: Although he was born in Zamora, Michoacán, Martínez Celis began his studies in Guadalajara, Jalisco; due to his father's military duties, in 1904 he and his family moved to Monterrey, where he completed his higher education at the Colegio Civil.
Split into simpler sentences: Although he was born in Zamora, Michoacán, Martínez Celis began his studies in Guadalajara, Jalisco. Due to his father's military duties, in 1904 he and his family moved to Monterrey, where he completed his higher education at the Colegio Civil.