Question: what is the famous bridge in florence italy
[{'answer': 'Ponte Vecchio', 'provenance': [{'wikipedia_id': '25130', 'title': 'Ponte Vecchio', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 13, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '25130', 'title': 'Ponte Vecchio', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 404, 'bleu_score': 0.891621105621859, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16070250247016773789}, 'section': 'Section::::Abstract.'}]}]