Complex sentence: Dalton James Patrick McGuinty, Jr., (born July 19,1955) is a former Canadian politician who served as the 24th Premier of Ontario from 2003 to 2013.
Split into simpler sentences: Dalton James Patrick McGuinty, Jr., (born July 19,1955) is a retired Canadian politician. He was the 24th Premier of Ontario, Canada, from 2003 to 2013.