Question: U.S. Route 58 ran only inside the commonwealth of Virginia, until the creation of the tunnel that carries U.S. Route 25E under Cumberland Gap National Historical Park near the intersection of Kentucky, Tennessee, and Virginia, in what year?
{'answer': '1996', 'supporting_facts': [['U.S. Route 58', 0], ['U.S. Route 58', 1], ['Cumberland Gap Tunnel', 0]]}