Question: what type of defense do the cowboys run
[{'answer': '4 -- 3 defense'}, {'provenance': [{'wikipedia_id': '12993684', 'title': '4–3 defense', 'start_paragraph_id': 25, 'start_character': 0, 'end_paragraph_id': 25, 'end_character': 804, 'bleu_score': 0.8372048028656021, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14950679076671199658}, 'section': 'Section::::Teams currently deploying the 4–3 defense.\n'}]}]