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_21979779_1 (no INTEGER, production_code VARCHAR)
  ### Question:
  what is the smallest series episode number whose production code is 2t7211?
  ### Answer:
  SELECT MIN(no) FROM table_21979779_1 WHERE production_code = "2T7211"