Question: who sings congratulations it should've been me
[{'answer': 'Mary Vesta Williams', 'provenance': [{'wikipedia_id': '2411751', 'title': 'Vesta Williams', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 19, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2411751', 'title': 'Vesta Williams', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 783, 'bleu_score': 0.9332099903436011, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5427986933123840554}, 'section': 'Section::::Abstract.'}]}]