Question: when did american pie the song come out
[{'answer': '1971', 'provenance': [{'wikipedia_id': '51744', 'title': 'American Pie (song)', 'start_paragraph_id': 1, 'start_character': 124, 'end_paragraph_id': 1, 'end_character': 128, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '51744', 'title': 'American Pie (song)', 'start_paragraph_id': 1, 'start_character': 37, 'end_paragraph_id': 1, 'end_character': 613, 'bleu_score': 0.735926943307676, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16276868991618140464}, 'section': 'Section::::Abstract.'}]}]