Question: In the Missouri gubernatorial election of 2008, Matt Blunt beat what American politician who is a member of the democratic party, and serves as the senior United State Senator from missouri?
{'answer': 'Claire Conner McCaskill', 'supporting_facts': [['Missouri gubernatorial election, 2008', 0], ['Missouri gubernatorial election, 2008', 1], ['Claire McCaskill', 0], ['Claire McCaskill', 1]]}