Question: how many floors in the water tower place
[{'answer': '8', 'provenance': [{'wikipedia_id': '532190', 'title': 'Water Tower Place', 'start_paragraph_id': 1, 'start_character': 169, 'end_paragraph_id': 1, 'end_character': 170, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]