Question: in romeo and juliet who is queen mab
[{'answer': "the fairies ' midwife", 'provenance': [{'wikipedia_id': '666772', 'title': 'Queen Mab', 'start_paragraph_id': 4, 'start_character': 7, 'end_paragraph_id': 4, 'end_character': 28, 'bleu_score': 1.0, 'section': "Section::::Mercutio's speech (in the adapted prose version).\n"}]}, {'provenance': [{'wikipedia_id': '666772', 'title': 'Queen Mab', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 1000, 'bleu_score': 0.854899932530456, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15786043532117549017}, 'section': 'Section::::Abstract.'}]}]