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_55 (quantity VARCHAR, class VARCHAR)
  ### Question:
  What is the quantity of class B V?
  ### Answer:
  SELECT quantity FROM table_name_55 WHERE class = "b v"