Complex sentence: The summit of Pores Knob is only 2,550 feet above sea level, yet the mountain stands prominently above the surrounding countryside, rising more than 1,500 feet above its base.
Split into simpler sentences: The summit of Pores Knob is only 2,550 feet above sea level. Yet the mountain stands prominently above the surrounding countryside, rising more than 1,500 feet above its base.