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 HOST (Name VARCHAR, Host_ID VARCHAR); CREATE TABLE party_host (Name VARCHAR, Host_ID VARCHAR)
  ### Question:
  List the names of hosts who did not serve as a host of any party in our record.
  ### Answer:
  SELECT Name FROM HOST WHERE NOT Host_ID IN (SELECT Host_ID FROM party_host)