Question: who is the secretary of the department of housing and urban development
[{'answer': 'Ben Carson', 'provenance': [{'wikipedia_id': '45558', 'title': 'United States Secretary of Housing and Urban Development', 'start_paragraph_id': 2, 'start_character': 29, 'end_paragraph_id': 2, 'end_character': 39, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]