Question: who sang turn back the hands of time
[{'answer': 'Tyrone Davis', 'provenance': [{'wikipedia_id': '18314199', 'title': 'Turn Back the Hands of Time', 'start_paragraph_id': 1, 'start_character': 72, 'end_paragraph_id': 1, 'end_character': 84, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '18314199', 'title': 'Turn Back the Hands of Time', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 494, 'bleu_score': 0.920196768361172, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5344256595467475245}, 'section': 'Section::::Abstract.'}]}]