Complex sentence: Major League Gaming (MLG), is a North American professional Electronic sports organization, headquartered in New York City, New York that was founded in 2002 by Sundance DiGiovanni and Mike Sepso.
Split into simpler sentences: Major League Gaming (MLG) is a North American professional eSports organization. MLG is headquartered in New York City, New York and was founded in 2002 by Sundance DiGiovanni and Mike Sepso.