Question: what states are in mountain standard time zone
[{'answer': 'Colorado', 'provenance': [{'wikipedia_id': '496077', 'title': 'Mountain Time Zone', 'start_paragraph_id': 20, 'start_character': 12, 'end_paragraph_id': 20, 'end_character': 20, 'bleu_score': 1.0, 'section': 'Section::::United States.\n'}]}, {'answer': 'Montana', 'provenance': [{'wikipedia_id': '496077', 'title': 'Mountain Time Zone', 'start_paragraph_id': 21, 'start_character': 12, 'end_paragraph_id': 21, 'end_character': 19, 'bleu_score': 1.0, 'section': 'Section::::United States.\n'}]}, {'answer': 'Utah', 'provenance': [{'wikipedia_id': '496077', 'title': 'Mountain Time Zone', 'start_paragraph_id': 4, 'start_character': 266, 'end_paragraph_id': 4, 'end_character': 270, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Wyoming', 'provenance': [{'wikipedia_id': '496077', 'title': 'Mountain Time Zone', 'start_paragraph_id': 24, 'start_character': 12, 'end_paragraph_id': 24, 'end_character': 19, 'bleu_score': 1.0, 'section': 'Section::::United States.\n'}]}, {'answer': 'Arizona -- no DST'}]