Question: who sings you say it best when you say nothing at all
[{'answer': 'Keith Whitley', 'provenance': [{'wikipedia_id': '5674948', 'title': 'When You Say Nothing at All', 'start_paragraph_id': 1, 'start_character': 142, 'end_paragraph_id': 1, 'end_character': 155, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Alison Krauss', 'provenance': [{'wikipedia_id': '5674948', 'title': 'When You Say Nothing at All', 'start_paragraph_id': 1, 'start_character': 245, 'end_paragraph_id': 1, 'end_character': 258, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Ronan Keating', 'provenance': [{'wikipedia_id': '5674948', 'title': 'When You Say Nothing at All', 'start_paragraph_id': 1, 'start_character': 342, 'end_paragraph_id': 1, 'end_character': 355, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '5674948', 'title': 'When You Say Nothing at All', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 457, 'bleu_score': 0.8418697209905861, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9540526293402813073}, 'section': 'Section::::Abstract.'}]}]