Complex sentence: Colin James Barnett (born 15 July 1950) is an Australian politician who is the 29th and current Premier of Western Australia in his role as leader of the Western Australian Division of the Liberal Party of Australia.
Split into simpler sentences: Colin James Barnett (born 15 July 1950) is an Australian politician who is the 29th and current Premier of Western Australia. He is also the leader of the Western Australian Division of the Liberal Party of Australia.