text: Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
  ### Context:
  CREATE TABLE table_21530474_1 (region_s_ VARCHAR, chassis_code VARCHAR)
  ### Question:
  Name the regions for usf45
  ### Answer:
  SELECT region_s_ FROM table_21530474_1 WHERE chassis_code = "USF45"