Complex sentence: The Penetanguishene Road built between 1814--1815, from Kempenfelt Bay, provided an alternate route to Georgian Bay, however, early settlers also used this route to get to the frontier of Simcoe County, bypassing the areas of West Gwillimbury and Essa townships.
Split into simpler sentences: The Penetanguishene Road built between 1814 and 1815, from Kempenfelt Bay, provided an alternate route to Georgian Bay. However, early settlers also used this route to get to the frontier of Simcoe County, bypassing the areas of West Gwillimbury and Essa townships.