Question: where does most of the us oil come from
[{'answer': 'Texas', 'provenance': [{'wikipedia_id': '19086358', 'title': 'Petroleum in the United States', 'start_paragraph_id': 1, 'start_character': 429, 'end_paragraph_id': 1, 'end_character': 434, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '19086358', 'title': 'Petroleum in the United States', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 570, 'bleu_score': 0.588871390257189, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10429255812167564431}, 'section': 'Section::::Abstract.'}]}]