#mailing_list__mailinglist  a list of names and addresses to which advertising material is mailed
  supertype:  listing__list  a database containing an ordered array of items (names or topics)
  subtype:  IS_mailing_list
     subtype:  KM_mailing_list
        subtype:  CG_mailing_list
        subtype:  FCA_mailing_list

No statement uses or specializes mailing_list; click here to add one.