Complex sentence: Guardians of Order was a Canadian company founded in 1996 by Mark C. MacKinnon based out of Guelph, Ontario in the business of creating role-playing games (RPGs).
Split into simpler sentences: Guardians of Order was a Canadian company founded in 1996 by Mark C. MacKinnon in Guelph, Ontario. The company's business output consisted of role-playing games (RPGs).