Question: who is the best selling latin artist of all time
[{'answer': 'Selena', 'provenance': [{'wikipedia_id': '32427051', 'title': 'List of best-selling Latin albums in the United States', 'start_paragraph_id': 1, 'start_character': 491, 'end_paragraph_id': 1, 'end_character': 497, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '32427051', 'title': 'List of best-selling Latin albums in the United States', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 933, 'bleu_score': 0.9382566975716901, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13579423693777556968}, 'section': 'Section::::Abstract.'}]}]