Complex sentence: In 1982, Loggia married Audrey O'Brien, a business executive and the mother of his stepdaughter Cynthia Marlette, and they remained married until his death in 2015.
Split into simpler sentences: In 1982, Loggia married Audrey O'Brien, a business executive and the mother of his stepdaughter Cynthia Marlette. They remained married until his death in 2015.