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_68 (county VARCHAR, listed VARCHAR, construction_completed VARCHAR)
  ### Question:
  In what county is the entry that has a Construction Completed date of 07/19/2000 and a Listed date of 09/21/1984 located?
  ### Answer:
  SELECT county FROM table_name_68 WHERE listed = "09/21/1984" AND construction_completed = "07/19/2000"