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_83 (network VARCHAR, year VARCHAR, colour_commentator_s_ VARCHAR)
  ### Question:
  For which network was Chris Walby the color commentator after 1990?
  ### Answer:
  SELECT network FROM table_name_83 WHERE year > 1990 AND colour_commentator_s_ = "chris walby"