Question: who sang the original what a difference a day makes
[{'answer': 'María Grever', 'provenance': [{'wikipedia_id': '7987982', 'title': "What a Diff'rence a Day Made", 'start_paragraph_id': 1, 'start_character': 133, 'end_paragraph_id': 1, 'end_character': 145, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '7987982', 'title': "What a Diff'rence a Day Made", 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 354, 'bleu_score': 0.968982777549629, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 18081263070497167163}, 'section': 'Section::::Abstract.'}]}]