Question: which empire controlled the holy cities of mecca and medina in the 1500s
[{'answer': 'Ottoman', 'provenance': [{'wikipedia_id': '34245', 'title': 'History of Yemen', 'start_paragraph_id': 35, 'start_character': 1496, 'end_paragraph_id': 35, 'end_character': 1503, 'bleu_score': 1.0, 'section': 'Section::::Middle Ages.:Tahiride Dynasty.\n'}]}, {'provenance': [{'wikipedia_id': '34245', 'title': 'History of Yemen', 'start_paragraph_id': 38, 'start_character': 0, 'end_paragraph_id': 38, 'end_character': 557, 'bleu_score': 0.979896933041101, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4054525007975814630}, 'section': 'Section::::Modern history.:The Zaydis and Ottomans.\n'}]}]