Question: when did sacramento became the capital of california
[{'answer': '1879', 'provenance': [{'wikipedia_id': '29631', 'title': 'Sacramento, California', 'start_paragraph_id': 16, 'start_character': 557, 'end_paragraph_id': 16, 'end_character': 561, 'bleu_score': 1.0, 'section': 'Section::::History.:American period.\n'}]}, {'provenance': [{'wikipedia_id': '29631', 'title': 'Sacramento, California', 'start_paragraph_id': 16, 'start_character': 0, 'end_paragraph_id': 16, 'end_character': 617, 'bleu_score': 0.9536330554540541, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17517029258959843174}, 'section': 'Section::::History.:American period.\n'}]}]