Question: how old was the quuen mother when she died
[{'answer': '30 March 2002', 'provenance': [{'wikipedia_id': '46744', 'title': 'Queen Elizabeth The Queen Mother', 'start_paragraph_id': 1, 'start_character': 56, 'end_paragraph_id': 1, 'end_character': 69, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '46744', 'title': 'Queen Elizabeth The Queen Mother', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 449, 'bleu_score': 0.9583851861563841, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7554766435207334304}, 'section': 'Section::::Abstract.'}]}]