Question: when was last time peru went to world cup
[{'answer': '1982', 'provenance': [{'wikipedia_id': '21246594', 'title': 'Peru at the FIFA World Cup', 'start_paragraph_id': 3, 'start_character': 337, 'end_paragraph_id': 3, 'end_character': 341, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]