Question: who has more national championships clemson or south carolina
[{'answer': 'University of South Carolina', 'provenance': [{'wikipedia_id': '8612528', 'title': 'Clemson–South Carolina rivalry', 'start_paragraph_id': 1, 'start_character': 133, 'end_paragraph_id': 1, 'end_character': 161, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]