Complex sentence: John Lyon, 4th Earl of Strathmore and Kinghorne (1663--1712) was a Scottish peer and the son of Patrick Lyon, 3rd Earl of Strathmore and Kinghorne.
Split into simpler sentences: John Lyon, 4th Earl of Strathmore and Kinghorne (1663--1712) was a Scottish nobleman and peer. He was the son of Patrick Lyon, 3rd Earl of Strathmore and Kinghorne.