Question: What is the name given to a north-south US Route in the eastern United States which extends for 680 miles from an interchange with New York State Route 17 in Pennsylvania, to an intersection with US 1 in North Carolina, passing a populated place known as Emery 50 miles south of Greensboro?
{'answer': 'U.S. Route 220', 'supporting_facts': [['Emery, North Carolina', 0], ['Emery, North Carolina', 1], ['U.S. Route 220', 0], ['U.S. Route 220', 1]]}