Question: when did the jets last play in the super bowl
[{'answer': '1968', 'provenance': [{'wikipedia_id': '21721', 'title': 'New York Jets', 'start_paragraph_id': 2, 'start_character': 440, 'end_paragraph_id': 2, 'end_character': 444, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '21721', 'title': 'New York Jets', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 1175, 'bleu_score': 0.9669433768266421, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7552287830182663867}, 'section': 'Section::::Abstract.'}]}]