Question: who wrote there is a house in new orleans
[{'answer': 'uncertain authorship', 'provenance': [{'wikipedia_id': '19759961', 'title': 'The House of the Rising Sun', 'start_paragraph_id': 4, 'start_character': 68, 'end_paragraph_id': 4, 'end_character': 88, 'bleu_score': 1.0, 'section': 'Section::::Origin and early versions.:Origin.\n'}]}, {'provenance': [{'wikipedia_id': '19759961', 'title': 'The House of the Rising Sun', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 989, 'bleu_score': 0.9879148529393721, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15126803043682491847}, 'section': 'Section::::Origin and early versions.:Origin.\n'}]}]