Question: who has more ncaa championships duke or unc
[{'answer': 'North Carolina', 'provenance': [{'wikipedia_id': '4557424', 'title': 'Carolina–Duke rivalry', 'start_paragraph_id': 1, 'start_character': 74, 'end_paragraph_id': 1, 'end_character': 88, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '4557424', 'title': 'Carolina–Duke rivalry', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 457, 'bleu_score': 0.5799166128252791, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4072032693968152473}, 'section': "Section::::Men's basketball.\n"}]}]