Question: who wrote the song up a lazy river
[{'answer': 'Hoagy Carmichael', 'provenance': [{'wikipedia_id': '13214219', 'title': '(Up A) Lazy River', 'start_paragraph_id': 1, 'start_character': 50, 'end_paragraph_id': 1, 'end_character': 66, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Sidney Arodin', 'provenance': [{'wikipedia_id': '13214219', 'title': '(Up A) Lazy River', 'start_paragraph_id': 1, 'start_character': 71, 'end_paragraph_id': 1, 'end_character': 84, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '13214219', 'title': '(Up A) Lazy River', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 444, 'bleu_score': 0.976327165973018, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6468739794017707230}, 'section': 'Section::::Abstract.'}]}]