Complex sentence: Born in Boston to Thomas Buckminster Curtis and Maria Osborne Sargent whose father was Daniel Sargent; cousin of artist John Singer Sargent and father of artist Ralph Wormeley Curtis.
Split into simpler sentences: Born in Boston to Thomas Buckminster Curtis and Maria Osborne Sargent whose father was Daniel Sargent. Cousin of artist John Singer Sargent and father of artist Ralph Wormeley Curtis.