Question: In which town in Tuscany can you find a gallery, considered the most important and most visited, which houses the Portrait of Lucrezia Panciatichi?
{'answer': 'Florence', 'supporting_facts': [['Portrait of Lucrezia Panciatichi', 0], ['Portrait of Lucrezia Panciatichi', 1], ['Uffizi', 0], ['Uffizi', 1]]}