Question: which country is the largest producer of gold
[{'answer': 'China', 'provenance': [{'wikipedia_id': '18300514', 'title': 'List of countries by gold production', 'start_paragraph_id': 2, 'start_character': 138, 'end_paragraph_id': 2, 'end_character': 143, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]