Complex sentence: Sánchez Mazas received a law degree at the Real Colegio de Estudios Superiores de María Cristina, El Escorial and in 1915 published "Pequeñas memorias de Tarín".
Split into simpler sentences: Sánchez Mazas received a degree in law at the Real Colegio de Estudios Superiores de María Cristina, El Escorial. In 1915 he published "Pequeñas memorias de Tarín".