Original: On the other side of the watershed, the rivers Tyne, Tees, Wear, Swale, Ure, Nidd, Calder, Wharfe, Aire, Don, and Trent also rise in the region but flow eastwards to the North Sea.
Simplified: On the other side of the watershed, the rivers Tyne, Tees, Swale, Calder, Aire, Don, and Trent flow east to the North Sea.