Question: what is the name of a water tornado
[{'answer': 'waterspout', 'provenance': [{'wikipedia_id': '706884', 'title': 'Waterspout', 'start_paragraph_id': 1, 'start_character': 2, 'end_paragraph_id': 1, 'end_character': 12, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '706884', 'title': 'Waterspout', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 292, 'bleu_score': 0.9118021019905901, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3612600424188607762}, 'section': 'Section::::Abstract.'}]}]