Question: who built the breakers mansion in newport rhode island
[{'answer': 'Richard Morris Hunt', 'provenance': [{'wikipedia_id': '564484', 'title': 'The Breakers', 'start_paragraph_id': 2, 'start_character': 232, 'end_paragraph_id': 2, 'end_character': 251, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]