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 book_club (category VARCHAR, YEAR INTEGER)
  ### Question:
  List categories that have at least two books after year 1989.
  ### Answer:
  SELECT category FROM book_club WHERE YEAR > 1989 GROUP BY category HAVING COUNT(*) >= 2