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_16907214_1 (paperback VARCHAR, title VARCHAR)
  ### Question:
  What is the ISBN of "Dead as a Doornail?
  ### Answer:
  SELECT paperback FROM table_16907214_1 WHERE title = "Dead as a Doornail"