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_17 (quantity_preserved VARCHAR, class VARCHAR)
  ### Question:
  What is the quantity preserved of the e-1 class?
  ### Answer:
  SELECT quantity_preserved FROM table_name_17 WHERE class = "e-1"