Complex sentence: Norman Douglas Barkley (born on January 6,1937 in Lethbridge, Alberta) was a professional ice hockey defenceman and, after his playing career, was head coach of the Detroit Red Wings for two separate occasions.
Split into simpler sentences: Norman Douglas Barkley (born on January 6,1937 in Lethbridge, Alberta) is a former professional ice hockey defenceman. After his playing career he was the head coach of the Detroit Red Wings for two separate occasions.