Question: who owns most of the world oil supply
[{'answer': 'Venezuela', 'provenance': [{'wikipedia_id': '2053440', 'title': 'Oil reserves', 'start_paragraph_id': 3, 'start_character': 128, 'end_paragraph_id': 3, 'end_character': 137, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2053440', 'title': 'Oil reserves', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 247, 'bleu_score': 0.887508747915121, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12458373319732981248}, 'section': 'Section::::Abstract.'}]}]