Question: where is the most tobacco grown in the world
[{'answer': 'China', 'provenance': [{'wikipedia_id': '30942', 'title': 'Tobacco', 'start_paragraph_id': 55, 'start_character': 611, 'end_paragraph_id': 55, 'end_character': 616, 'bleu_score': 1.0, 'section': 'Section::::Production.:Global production.:Trends.\n'}]}]