Question: when was the last time uga played in the sec championship
[{'answer': '2017', 'provenance': [{'wikipedia_id': '3135359', 'title': 'SEC Championship Game', 'start_paragraph_id': 1, 'start_character': 458, 'end_paragraph_id': 1, 'end_character': 462, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]