Complex sentence: Ralph Phillip Klein,, AOE (November 1,1942 March 29,2013) served as the 12th Premier of Alberta and leader of the Progressive Conservative Association of Alberta from 1992 until his retirement in 2006.
Split into simpler sentences: Ralph Phillip Klein,, AOE (November 1,1942 March 29,2013) served as the 12th Premier of Alberta. He led the Progressive Conservative Association of Alberta from 1992 until his retirement in 2006.