Question: who beat the steelers in the super bowl
[{'answer': 'Green Bay Packers', 'provenance': [{'wikipedia_id': '2401717', 'title': 'Super Bowl XLV', 'start_paragraph_id': 1, 'start_character': 173, 'end_paragraph_id': 1, 'end_character': 190, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]