Question: when was the last time greenbay won the superbowl
[{'answer': '2010', 'provenance': [{'wikipedia_id': '12663', 'title': 'Green Bay Packers', 'start_paragraph_id': 3, 'start_character': 478, 'end_paragraph_id': 3, 'end_character': 482, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]