Question: who has won the most apple cup games
[{'answer': 'Washington', 'provenance': [{'wikipedia_id': '947485', 'title': 'Apple Cup', 'start_paragraph_id': 1, 'start_character': 85, 'end_paragraph_id': 1, 'end_character': 95, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]