Question: when did the queen of england get married
[{'answer': '20 November 1947', 'provenance': [{'wikipedia_id': '12153654', 'title': 'Elizabeth II', 'start_paragraph_id': 22, 'start_character': 37, 'end_paragraph_id': 22, 'end_character': 53, 'bleu_score': 1.0, 'section': 'Section::::Heir presumptive.:Marriage.\n'}]}, {'provenance': [{'wikipedia_id': '12153654', 'title': 'Elizabeth II', 'start_paragraph_id': 22, 'start_character': 0, 'end_paragraph_id': 22, 'end_character': 535, 'bleu_score': 0.8875460542830941, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9069968202970540936}, 'section': 'Section::::Heir presumptive.:Marriage.\n'}]}]