Complex sentence: Preysing was ordained to the priesthood on July 29,1912, and then served as private secretary to Franziskus Cardinal von Bettinger, the Archbishop of Munich and Freising, until 1916.
Split into simpler sentences: Preysing was ordained to the priesthood on July 29,1912. He served as private secretary to Franziskus Cardinal von Bettinger, the Archbishop of Munich and Freising, until 1916.