Complex sentence: Thérèse de Couagne (1697-February 26,1764) was a knowledgeable business woman who played an active role in the New France economy.
Split into simpler sentences: Thérèse de Couagne (born 1697-died February 26,1764). Thérèse would be known as a knowledgeable business woman and she played an active role in the New France economy.