(subclass SiouanProperLanguage SiouanLanguage) | Languages.kif 12683-12683 | Siouan proper language is a subclass of siouan language |
(subclass CentralSiouanLanguage SiouanProperLanguage) | Languages.kif 12689-12689 | Central siouan language is a subclass of siouan proper language |
(subclass MissouriValleyLanguage SiouanProperLanguage) | Languages.kif 12885-12885 | Missouri valley language is a subclass of siouan proper language |
(subclass SoutheasternSiouanLanguage SiouanProperLanguage) | Languages.kif 12915-12915 | Southeastern siouan language is a subclass of siouan proper language |