Question: what part of the country is oklahoma considered
[{'answer': 'a state in the South', 'provenance': [{'wikipedia_id': '22489', 'title': 'Oklahoma', 'start_paragraph_id': 1, 'start_character': 32, 'end_paragraph_id': 1, 'end_character': 52, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '22489', 'title': 'Oklahoma', 'start_paragraph_id': 1, 'start_character': 185, 'end_paragraph_id': 1, 'end_character': 1038, 'bleu_score': 0.615721497819519, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3844535475829402889}, 'section': 'Section::::Abstract.'}]}]