Complex sentence: On August 29, at the Mercier Bridge blockade, the Mohawks negotiated an end to their protest with Lieutenant Colonel Robin Gagnon, the'Van Doo' commander responsible for monitoring the blockades along the south shore of the St. Lawrence River west of Montreal.
Split into simpler sentences: On August 29, at the Mercier Bridge blockade, the Mohawks negotiated an end to their protest with Lieutenant Colonel Robin Gagnon. He was the'Van Doo' commander responsible for monitoring the blockades along the south shore of the St. Lawrence River west of Montreal.