Question: what is a group of street musicians in mexico
[{'answer': 'mariachi', 'provenance': [{'wikipedia_id': '363675', 'title': 'Mariachi', 'start_paragraph_id': 2, 'start_character': 202, 'end_paragraph_id': 2, 'end_character': 210, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '363675', 'title': 'Mariachi', 'start_paragraph_id': 18, 'start_character': 0, 'end_paragraph_id': 18, 'end_character': 389, 'bleu_score': 0.60839314472708, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 18335573650263841958}, 'section': 'Section::::Modern development.\n'}]}]