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_name_20 (class VARCHAR, city_of_license VARCHAR)
  ### Question:
  Which class has a city of Richmond, Virginia?
  ### Answer:
  SELECT class FROM table_name_20 WHERE city_of_license = "richmond, virginia"