Question: who has won the most 6th man awards
[{'answer': 'Jamal Crawford', 'provenance': [{'wikipedia_id': '748251', 'title': 'NBA Sixth Man of the Year Award', 'start_paragraph_id': 3, 'start_character': 114, 'end_paragraph_id': 3, 'end_character': 128, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]