Question: who called the middle ages the dark ages
[{'answer': 'the Tuscan scholar Petrarch', 'provenance': [{'wikipedia_id': '118474', 'title': 'Dark Ages (historiography)', 'start_paragraph_id': 6, 'start_character': 39, 'end_paragraph_id': 6, 'end_character': 66, 'bleu_score': 1.0, 'section': 'Section::::History.:Petrarch.\n'}]}, {'provenance': [{'wikipedia_id': '118474', 'title': 'Dark Ages (historiography)', 'start_paragraph_id': 6, 'start_character': 0, 'end_paragraph_id': 6, 'end_character': 730, 'bleu_score': 0.9831208473513011, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9649799641266329101}, 'section': 'Section::::History.:Petrarch.\n'}]}]