Complex sentence: Rearguard Falls Provincial Park is a provincial park in British Columbia, Canada, protecting the waterfall of the same name, which is on the Fraser River just above its emergence into the Rocky Mountain Trench near the community of Tete Jaune Cache.
Split into simpler sentences: Rearguard Falls Provincial Park is a provincial park in British Columbia, Canada, protecting Rearguard Falls on the Fraser River. It is located just above its emergence into the Rocky Mountain Trench near the community of Tete Jaune Cache.