Question: who won the super bowl back to back
[{'answer': 'The Pittsburgh Steelers', 'provenance': [{'wikipedia_id': '2145410', 'title': 'List of Super Bowl champions', 'start_paragraph_id': 3, 'start_character': 762, 'end_paragraph_id': 3, 'end_character': 785, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'The San Francisco 49ers', 'provenance': [{'wikipedia_id': '2145410', 'title': 'List of Super Bowl champions', 'start_paragraph_id': 3, 'start_character': 141, 'end_paragraph_id': 3, 'end_character': 164, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'The Dallas Cowboys', 'provenance': [{'wikipedia_id': '2145410', 'title': 'List of Super Bowl champions', 'start_paragraph_id': 31, 'start_character': 314, 'end_paragraph_id': 31, 'end_character': 332, 'bleu_score': 1.0, 'section': 'Section::::Super Bowl championship (1966–present).:Consecutive appearances.\n'}]}, {'answer': 'The New England Patriots', 'provenance': [{'wikipedia_id': '2145410', 'title': 'List of Super Bowl champions', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 24, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'The Miami Dolphins', 'provenance': [{'wikipedia_id': '2145410', 'title': 'List of Super Bowl champions', 'start_paragraph_id': 3, 'start_character': 348, 'end_paragraph_id': 3, 'end_character': 366, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'The Green Bay Packers', 'provenance': [{'wikipedia_id': '2145410', 'title': 'List of Super Bowl champions', 'start_paragraph_id': 31, 'start_character': 418, 'end_paragraph_id': 31, 'end_character': 439, 'bleu_score': 1.0, 'section': 'Section::::Super Bowl championship (1966–present).:Consecutive appearances.\n'}]}]