Complex sentence: Sir James Melville (1535--1617), Scottish diplomatist and memoir writer, was the third son of Sir John Melville, laird of Raith in the county of Fife, who was executed for treason in 1548.
Split into simpler sentences: Sir James Melville (1535--1617), was a Scottish diplomatt and memoir writer. Melville was the third son of Sir John Melville, laird of Raith in the county of Fife, who was executed for treason in 1548.