Complex sentence: David Easton (June 24,1917 July 19,2014) was a Canadian political scientist who was born in Toronto, Ontario, came to the United States in 1943.
Split into simpler sentences: David Easton (June 24,1917 July 19,2014) was a Canadian-born American political scientist. Easton, who was born in Toronto, Ontario, came to the United States in 1943.