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 Student_Addresses (address_id VARCHAR); CREATE TABLE Addresses (zip_postcode VARCHAR, address_id VARCHAR)
  ### Question:
  What are the id and zip code of the address with the highest monthly rental?
  ### Answer:
  SELECT T2.address_id, T1.zip_postcode FROM Addresses AS T1 JOIN Student_Addresses AS T2 ON T1.address_id = T2.address_id ORDER BY monthly_rental DESC LIMIT 1