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 staff (last_name VARCHAR, email_address VARCHAR)
  ### Question:
  Find the last name of the staff whose email address contains "wrau".
  ### Answer:
  SELECT last_name FROM staff WHERE email_address LIKE "%wrau%"