Question: when did mississippi become part of the united states
[{'answer': 'Dec. 10 , 1817', 'provenance': [{'wikipedia_id': '2711369', 'title': 'History of Mississippi', 'start_paragraph_id': 29, 'start_character': 89, 'end_paragraph_id': 29, 'end_character': 103, 'bleu_score': 1.0, 'section': 'Section::::Territory and statehood.:Statehood.\n'}]}, {'provenance': [{'wikipedia_id': '2711369', 'title': 'History of Mississippi', 'start_paragraph_id': 29, 'start_character': 0, 'end_paragraph_id': 29, 'end_character': 432, 'bleu_score': 0.972407137066537, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3223190793408364024}, 'section': 'Section::::Territory and statehood.:Statehood.\n'}]}]