Question: Newhall is a rail station in the city of Santa Clarita, California, the station is served by Metrolink's Antelope Valley Line operating between Los Angeles Union Station, the main railway station in Los Angeles, California, and the largest railroad passenger terminal in the Western US, and Lancaster and Amtrak Thruway Motorcoach buses to Bakersfield, opened when?
{'answer': 'May 1939', 'supporting_facts': [['Newhall station', 1], ['Union Station (Los Angeles)', 1]]}