Question: what is the title of a kings wife
[{'answer': 'queen consort', 'provenance': [{'wikipedia_id': '18823806', 'title': 'Queen mother', 'start_paragraph_id': 2, 'start_character': 79, 'end_paragraph_id': 2, 'end_character': 92, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '18823806', 'title': 'Queen mother', 'start_paragraph_id': 5, 'start_character': 0, 'end_paragraph_id': 5, 'end_character': 242, 'bleu_score': 0.9569637990759251, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4443075191864817718}, 'section': 'Section::::Status.\n'}]}]