Question: when is the last time uga won the national championship
[{'answer': '1980', 'provenance': [{'wikipedia_id': '2517159', 'title': 'Georgia Bulldogs football', 'start_paragraph_id': 1, 'start_character': 486, 'end_paragraph_id': 1, 'end_character': 490, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2517159', 'title': 'Georgia Bulldogs football', 'start_paragraph_id': 1, 'start_character': 4, 'end_paragraph_id': 1, 'end_character': 1251, 'bleu_score': 0.9119998693692791, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 923563549698768814}, 'section': 'Section::::Abstract.'}]}]