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 appointment (appointmentid VARCHAR, START VARCHAR)
  ### Question:
  Find the id of the appointment with the most recent start date?
  ### Answer:
  SELECT appointmentid FROM appointment ORDER BY START DESC LIMIT 1