def test_us12_5(self):
     self.assertTrue(gedcom.us12_helper(['1', 'JAN', '2000'], ['1', 'JAN', '2000'], ['1', 'JAN', '2000']))
 def test_us12_6(self):
     self.assertFalse(gedcom.us12_helper(['1', 'JAN', '2000'], ['1', 'JAN', '2060'], ['1', 'JAN', '2080']))
 def test_us12_3(self):
     self.assertFalse(gedcom.us12_helper(['1', 'JAN', '1900'], [], ['1', 'JAN', '1950']))