CREATE TABLE table_name_60 (call_sign VARCHAR(255), erp_w VARCHAR(255), city_of_license VARCHAR(255))
What is the call sign of the translator with an ERP W greater than 38 and a city license from Great Falls, Montana?
    
SQL: SELECT call_sign FROM table_name_60 WHERE erp_w > 38 AND city_of_license = "great falls, montana"