Question: who produces the most wheat in the world
[{'answer': 'China', 'provenance': [{'wikipedia_id': '26133763', 'title': 'List of largest producing countries of agricultural commodities', 'start_paragraph_id': 1, 'start_character': 357, 'end_paragraph_id': 1, 'end_character': 362, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '26133763', 'title': 'List of largest producing countries of agricultural commodities', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 593, 'bleu_score': 0.9511135937842321, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3329947821537766856}, 'section': 'Section::::Abstract.'}]}]