Question: who sang whose bed have your boots been under
[{'answer': 'Shania Twain', 'provenance': [{'wikipedia_id': '4071268', 'title': 'Whose Bed Have Your Boots Been Under?', 'start_paragraph_id': 1, 'start_character': 69, 'end_paragraph_id': 1, 'end_character': 81, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '4071268', 'title': 'Whose Bed Have Your Boots Been Under?', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 758, 'bleu_score': 0.9488086781061921, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 18286028803654110796}, 'section': 'Section::::Abstract.'}]}]