Complex sentence: William, the younger Dunlop (born 1692 died 1720), professor of church history in the University of Edinburgh, born at Glasgow in 1692, was the youngest son of William Dunlop the elder and Elizabeth Mure.
Split into simpler sentences: William, the younger Dunlop (1692-1720) was a British professor of church history, at the University of Edinburgh. He was born at Glasgow in 1692, was the youngest son of William Dunlop the elder and Elizabeth Mure.