Question: when was black betty by ram jam recorded
[{'answer': '1977', 'provenance': [{'wikipedia_id': '1556406', 'title': 'Black Betty', 'start_paragraph_id': 20, 'start_character': 3, 'end_paragraph_id': 20, 'end_character': 7, 'bleu_score': 1.0, 'section': 'Section::::Ram Jam version.\n'}]}, {'provenance': [{'wikipedia_id': '1556406', 'title': 'Black Betty', 'start_paragraph_id': 20, 'start_character': 0, 'end_paragraph_id': 20, 'end_character': 501, 'bleu_score': 0.920196768361172, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6000472836226564788}, 'section': 'Section::::Ram Jam version.\n'}]}]