Complex sentence: James B. Murphy 2nd, Margaretta Harrison Murphy, Carol Slater Murphy, and Malinda Fitler Murphy (1960-2005), who married Francis Menotti, the adopted son of composer Gian Carlo Menotti.
Split into simpler sentences: James B. Murphy 2nd, Margaretta Harrison Murphy, Carol Slater Murphy, and Malinda Fitler Murphy (1960-2005). The youngest daughter married Francis Menotti, the adopted son of composer Gian Carlo Menotti.