Question: who went over the falls in a barrel
[{'answer': 'Annie Edson Taylor', 'provenance': [{'wikipedia_id': '32572930', 'title': 'List of objects that have gone over Niagara Falls', 'start_paragraph_id': 1, 'start_character': 265, 'end_paragraph_id': 1, 'end_character': 283, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '32572930', 'title': 'List of objects that have gone over Niagara Falls', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 502, 'bleu_score': 0.730622279392462, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15969822256475825930}, 'section': 'Section::::Abstract.'}]}]