Question: when did michigan pass the no smoking law
[{'answer': 'May 1 , 2010'}, {'provenance': [{'wikipedia_id': '5718985', 'title': 'List of smoking bans in the United States', 'start_paragraph_id': 316, 'start_character': 0, 'end_paragraph_id': 316, 'end_character': 674, 'bleu_score': 0.9627865943497561, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16295822994749075825}, 'section': 'Section::::Smoking laws of the United States by state or territory.:Michigan.\n'}]}]