Question: when was the last time uruguay won copa america
[{'answer': '2011', 'provenance': [{'wikipedia_id': '250675', 'title': 'Copa América', 'start_paragraph_id': 20, 'start_character': 21, 'end_paragraph_id': 20, 'end_character': 25, 'bleu_score': 1.0, 'section': 'Section::::History.:Renewal.\n'}]}]