Question: who sang the song she's come undone
[{'answer': 'The Guess Who', 'provenance': [{'wikipedia_id': '36601805', 'title': 'Undun (song)', 'start_paragraph_id': 1, 'start_character': 48, 'end_paragraph_id': 1, 'end_character': 61, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '36601805', 'title': 'Undun (song)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 232, 'bleu_score': 0.953991849837532, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6057121519147674027}, 'section': 'Section::::Abstract.'}]}]