Question: what position did nick saban play at kent state
[{'answer': 'defensive back', 'provenance': [{'wikipedia_id': '618468', 'title': 'Nick Saban', 'start_paragraph_id': 6, 'start_character': 13, 'end_paragraph_id': 6, 'end_character': 27, 'bleu_score': 1.0, 'section': 'Section::::Early life and education.\n'}]}, {'provenance': [{'wikipedia_id': '618468', 'title': 'Nick Saban', 'start_paragraph_id': 6, 'start_character': 0, 'end_paragraph_id': 6, 'end_character': 194, 'bleu_score': 0.943604326170661, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17561552390351534352}, 'section': 'Section::::Early life and education.\n'}]}]