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 track (year_opened VARCHAR, seating INTEGER)
  ### Question:
  Show year where a track with a seating at least 5000 opened and a track with seating no more than 4000 opened.
  ### Answer:
  SELECT year_opened FROM track WHERE seating BETWEEN 4000 AND 5000