Question: nfl hall of famers that played in the usfl
[{'answer': 'Gary Zimmerman', 'provenance': [{'wikipedia_id': '65524', 'title': 'United States Football League', 'start_paragraph_id': 7, 'start_character': 538, 'end_paragraph_id': 7, 'end_character': 552, 'bleu_score': 1.0, 'section': 'Section::::Significance.\n'}]}, {'answer': 'Reggie White', 'provenance': [{'wikipedia_id': '65524', 'title': 'United States Football League', 'start_paragraph_id': 7, 'start_character': 476, 'end_paragraph_id': 7, 'end_character': 488, 'bleu_score': 1.0, 'section': 'Section::::Significance.\n'}]}, {'answer': 'Steve Young', 'provenance': [{'wikipedia_id': '65524', 'title': 'United States Football League', 'start_paragraph_id': 7, 'start_character': 611, 'end_paragraph_id': 7, 'end_character': 622, 'bleu_score': 1.0, 'section': 'Section::::Significance.\n'}]}, {'answer': 'Jim Kelly', 'provenance': [{'wikipedia_id': '65524', 'title': 'United States Football League', 'start_paragraph_id': 7, 'start_character': 570, 'end_paragraph_id': 7, 'end_character': 579, 'bleu_score': 1.0, 'section': 'Section::::Significance.\n'}]}]