Question: what region of the country is missouri in
[{'answer': 'Midwestern United States', 'provenance': [{'wikipedia_id': '104697', 'title': 'Midwestern United States', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 24, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '104697', 'title': 'Midwestern United States', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 468, 'bleu_score': 0.730062848947257, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5371594501047319078}, 'section': 'Section::::Abstract.'}]}]