Complex sentence: Robert Sutton, 2nd Baron Lexinton PC (6 January 1662--19 September 1723) was an English diplomat, the son of Robert Sutton, 1st Baron Lexinton and his third wife Mary St. Leger.
Split into simpler sentences: Robert Sutton, 2nd Baron Lexinton PC (6 January 1662--19 September 1723) was an English diplomat. He was the son of Robert Sutton, 1st Baron Lexinton and his third wife Mary St. Leger.