Question: In what city is the house that was once home to the Republican Representative from the state of Mississippi from 1875 to 1881, which is now a National Historic Landmark?
{'answer': 'Washington, D.C.', 'supporting_facts': [['Blanche K. Bruce House', 0], ['Blanche K. Bruce House', 1], ['Blanche K. Bruce House', 2], ['Blanche Bruce', 0]]}