Question: who's been in the last three super bowls
[{'answer': 'Philadelphia Eagles', 'provenance': [{'wikipedia_id': '2145410', 'title': 'List of Super Bowl champions', 'start_paragraph_id': 24, 'start_character': 444, 'end_paragraph_id': 24, 'end_character': 463, 'bleu_score': 1.0, 'section': 'Section::::Super Bowl championship (1966–present).:Consecutive wins.\n'}]}, {'answer': 'New England Patriots', 'provenance': [{'wikipedia_id': '2145410', 'title': 'List of Super Bowl champions', 'start_paragraph_id': 3, 'start_character': 4, 'end_paragraph_id': 3, 'end_character': 24, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Atlanta Falcons', 'provenance': [{'wikipedia_id': '2145410', 'title': 'List of Super Bowl champions', 'start_paragraph_id': 82, 'start_character': 12, 'end_paragraph_id': 82, 'end_character': 27, 'bleu_score': 1.0, 'section': 'Section::::Super Bowl appearances by team.:Teams with Super Bowl appearances but no victories.\n'}]}, {'answer': 'Carolina Panthers', 'provenance': [{'wikipedia_id': '2145410', 'title': 'List of Super Bowl champions', 'start_paragraph_id': 81, 'start_character': 12, 'end_paragraph_id': 81, 'end_character': 29, 'bleu_score': 1.0, 'section': 'Section::::Super Bowl appearances by team.:Teams with Super Bowl appearances but no victories.\n'}]}, {'answer': 'Denver Broncos', 'provenance': [{'wikipedia_id': '2145410', 'title': 'List of Super Bowl champions', 'start_paragraph_id': 3, 'start_character': 493, 'end_paragraph_id': 3, 'end_character': 507, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]