Question: when was the last time chicago bears went to the superbowl
[{'answer': '2007', 'provenance': [{'wikipedia_id': '1227585', 'title': 'Super Bowl XLI', 'start_paragraph_id': 1, 'start_character': 355, 'end_paragraph_id': 1, 'end_character': 359, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1227585', 'title': 'Super Bowl XLI', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 404, 'bleu_score': 0.890086974290425, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11673337517990712531}, 'section': 'Section::::Abstract.'}]}]