Question: City Hall is a historic city hall in Chicopee, Massachusetts that is modeled on another town hall that overlooks what pizza in Florence, Italy?
{'answer': 'the Piazza della Signoria', 'supporting_facts': [['City Hall (Chicopee, Massachusetts)', 0], ['City Hall (Chicopee, Massachusetts)', 1], ['Palazzo Vecchio', 0], ['Palazzo Vecchio', 1]]}