Question: At what campus does Robert Kraft, an American businessman extrodinaire, have a building named for him?
{'answer': 'Columbia/Barnard Hillel is, by far, the largest student activities group at Columbia University.', 'supporting_facts': [['Columbia/Barnard Hillel', 0], ['Columbia/Barnard Hillel', 2], ['Robert Kraft', 0], ['Robert Kraft', 1]]}