Complex sentence: There are still active gold mines in this area.Enouth gold was mined hereto make it worthwhile to haul huge gold dredges to this remote location.There are still several inactive gold dredges in the Chicken area.
Split into simpler sentences: There are still active gold mines in this area. Enough gold was mined here to make it worthwhile to haul huge gold dredges to this remote location.There are still several inactive gold dredges in the Chicken area.