Complex sentence: It was built in 1969, in Selkirk, Manitoba by former Riverton Boat Works in Riverton, Manitoba, and originally served as a freighter supplying northern communities on Lake Winnipeg.
Split into simpler sentences: It was built in 1969, in Selkirk, Manitoba by former Riverton Boat Works in Riverton, Manitoba. It started out as a freighter supplying northern communities on Lake Winnipeg.