Complex sentence: Until 2003, the route's southern terminus was at U.S. Route 22 (US 22), and the extension south of the US 22 interchange is known as the Gen. Anthony Clement McAuliffe 101st Airborne Memorial Highway.
Split into simpler sentences: Until 2003, the route's southern terminus was at U.S. Route 22 (US 22). South of the US 22 interchange, the route is called the Gen. Anthony Clement McAuliffe 101st Airborne Memorial Highway.