Question: how many popes did the medici family produce
[{'answer': 'four', 'provenance': [{'wikipedia_id': '20703663', 'title': 'List of popes from the Medici family', 'start_paragraph_id': 1, 'start_character': 50, 'end_paragraph_id': 1, 'end_character': 54, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '20703663', 'title': 'List of popes from the Medici family', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 159, 'bleu_score': 0.929712191543383, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11767224562051103326}, 'section': 'Section::::History.\n'}]}]