Question: who won coach of the year in nba
[{'answer': "Mike D'Antoni", 'provenance': [{'wikipedia_id': '715940', 'title': 'NBA Coach of the Year Award', 'start_paragraph_id': 2, 'start_character': 266, 'end_paragraph_id': 2, 'end_character': 279, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]