Complex sentence: Boone Jenner (born June 15,1993) is a Canadian professional ice hockey player, who is currently an alternate captain of the Columbus Blue Jackets of the National Hockey League (NHL).
Split into simpler sentences: Boone Jenner (born June 15,1993) is a Canadian professional ice hockey player. He is currently playing with and an alternate captain of the Columbus Blue Jackets of the National Hockey League (NHL).