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_54 (airdate VARCHAR, length VARCHAR)
  ### Question:
  The length of 30 minutes aired on what date?
  ### Answer:
  SELECT airdate FROM table_name_54 WHERE length = "30 minutes"