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 mission (Name VARCHAR, Ship_ID VARCHAR); CREATE TABLE ship (Name VARCHAR, Ship_ID VARCHAR)
  ### Question:
  List the name of ships that are not involved in any mission
  ### Answer:
  SELECT Name FROM ship WHERE NOT Ship_ID IN (SELECT Ship_ID FROM mission)