Complex sentence: To the south the ridge rises more gently around Mountain Boy Gulch to an unnamed summit 2 miles (3.2 km) distant; the first named summit in this direction is Grizzly Peak, Colorado's highest thirteener.
Split into simpler sentences: To the south the ridge rises more gently around Mountain Boy Gulch to an unnamed summit 2 miles (3.2 km) distant. The first named summit in this direction is Grizzly Peak, Colorado's highest thirteener.