Complex sentence: Sir William Michael John Grylls (21 February 1934-7 February 2001) was British Conservative MP for Chertsey from 1970 to February 1974, then for Surrey North West until his retirement in 1997.
Split into simpler sentences: Sir William Michael John Grylls (21 February 1934-7 February 2001) was a British Conservative MP. He held office as the member for Chertsey from 1970 to February 1974, then for Surrey North West until his retirement in 1997.