Question: what is the area code for salt lake city utah
[{'answer': '801', 'provenance': [{'wikipedia_id': '2908009', 'title': 'Area codes 801 and 385', 'start_paragraph_id': 0, 'start_character': 11, 'end_paragraph_id': 0, 'end_character': 14, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': '385', 'provenance': [{'wikipedia_id': '2908009', 'title': 'Area codes 801 and 385', 'start_paragraph_id': 0, 'start_character': 19, 'end_paragraph_id': 0, 'end_character': 22, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]