Question: when was the last time ku won the championship
[{'answer': '2008', 'provenance': [{'wikipedia_id': '3258978', 'title': "Kansas Jayhawks men's basketball", 'start_paragraph_id': 3, 'start_character': 3, 'end_paragraph_id': 3, 'end_character': 7, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]