Question: what was the final score of last year's super bowl
[{'answer': '34 -- 28'}, {'provenance': [{'wikipedia_id': '37412403', 'title': 'Super Bowl LI', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 562, 'bleu_score': 0.8664928317125711, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14533975320943832695}, 'section': 'Section::::Abstract.'}]}]