Complex sentence: Patricia Buckley Bozell (April 23,1927--July 12,2008) was an American author, who helped to establish and served as managing editor of the former "Triumph", a Roman Catholic opinion journal in existence for nearly a decade.
Split into simpler sentences: Patricia Buckley Bozell (April 23,1927--July 12,2008) was an American writer. She helped found and served as managing editor of "Triumph", a Catholic opinion journal that lasted for almost a decade.