Complex sentence: Sir David Laidlaw Knox (born 30 May, 1933) was the Conservative MP for Leek, Staffordshire from 1970 to 1983, and for Staffordshire Moorlands from 1983 to 1997, when he retired.
Split into simpler sentences: Sir David Laidlaw Knox (born 30 May 1933) is a British Conservative Party politician. He was the Conservative MP for Leek, Staffordshire from 1970 to 1983, and for Staffordshire Moorlands from 1983 to 1997, when he retired.