Question: what's the population of virginia city nevada
[{'answer': '855', 'provenance': [{'wikipedia_id': '664039', 'title': 'Virginia City, Nevada', 'start_paragraph_id': 2, 'start_character': 397, 'end_paragraph_id': 2, 'end_character': 400, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '664039', 'title': 'Virginia City, Nevada', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 436, 'bleu_score': 0.728193910920488, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6349823844168398123}, 'section': 'Section::::Abstract.'}]}]