Question: who sang heard it through the grapevine first
[{'answer': 'The Miracles', 'provenance': [{'wikipedia_id': '1124294', 'title': 'I Heard It Through the Grapevine', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 12, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1124294', 'title': 'I Heard It Through the Grapevine', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 501, 'bleu_score': 0.9776501033621461, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9690016691046541336}, 'section': 'Section::::Abstract.'}]}]