Question: when was way down by elvis presley released
[{'answer': 'August 16 , 1977', 'provenance': [{'wikipedia_id': '785512', 'title': 'Way Down', 'start_paragraph_id': 1, 'start_character': 126, 'end_paragraph_id': 1, 'end_character': 142, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '785512', 'title': 'Way Down', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 315, 'bleu_score': 0.965203995518735, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16119844876384816163}, 'section': 'Section::::Abstract.'}]}]