Question: when was the last time someone lived in the biltmore house
[{'answer': '1956', 'provenance': [{'wikipedia_id': '801578', 'title': 'Biltmore Estate', 'start_paragraph_id': 8, 'start_character': 258, 'end_paragraph_id': 8, 'end_character': 262, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'provenance': [{'wikipedia_id': '801578', 'title': 'Biltmore Estate', 'start_paragraph_id': 8, 'start_character': 0, 'end_paragraph_id': 8, 'end_character': 380, 'bleu_score': 0.893438927867214, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4244061146678056112}, 'section': 'Section::::History.\n'}]}]