Question: Which borders Vietnam, Hekou Yao Autonomous County or Lhasa City?
{'answer': 'It is part of the Honghe Hani and Yi Autonomous Prefecture and borders the northern Vietnamese town of Lào Cai.', 'supporting_facts': [['Hekou Yao Autonomous County', 0], ['Hekou Yao Autonomous County', 1], ['Lhasa (prefecture-level city)', 0]]}