Question: who has the most wins between real madrid and barcelona
[{'answer': 'Barcelona', 'provenance': [{'wikipedia_id': '9977483', 'title': 'El Clásico', 'start_paragraph_id': 1, 'start_character': 104, 'end_paragraph_id': 1, 'end_character': 113, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '9977483', 'title': 'El Clásico', 'start_paragraph_id': 3, 'start_character': 10, 'end_paragraph_id': 3, 'end_character': 297, 'bleu_score': 0.6142287485948661, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13648714796135546616}, 'section': 'Section::::Abstract.'}]}]