Complex sentence: Born at Houghton and educated at Eton and King's College, Cambridge, Horatio Walpole became a fellow of King's and entered Parliament in 1702, remaining a member for fifty-four years.
Split into simpler sentences: Born at Houghton and educated at Eton and King's College, Cambridge, Horatio Walpole became a fellow of King's. He entered Parliament in 1702, remaining a member for fifty-four years.