Complex sentence: Stanley Francis Rother attended the seminary at Mount St. Mary's University, graduating in 1963, and was ordained a priest of the Diocese of Oklahoma City-Tulsa (now the Archdiocese of Oklahoma City) on 25 May 1963 by Bishop Victor Reed.
Split into simpler sentences: Stanley Francis Rother attended the seminary at Mount St. Mary's University and graduated in 1963. He was ordained a priest of the Diocese of Oklahoma City-Tulsa (now the Archdiocese of Oklahoma City) on 25 May 1963 by Bishop Victor Reed.