(subclass CentralSiouanLanguage SiouanProperLanguage) | Languages.kif 12689-12689 | Central siouan language is a subclass of siouan proper language |
(subclass MandanGroupLanguage CentralSiouanLanguage) | Languages.kif 12695-12695 | Mandan group language is a subclass of central siouan language |
(subclass MississippiValleyLanguage CentralSiouanLanguage) | Languages.kif 12711-12711 | Mississippi valley language is a subclass of central siouan language |
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