No TPTP formula. May not be expressible in strict first order. | Languages.kif 12689-12689 | Central siouan language is a subclass of siouan proper language |
No TPTP formula. May not be expressible in strict first order. | Languages.kif 12695-12695 | Mandan group language is a subclass of central siouan language |
No TPTP formula. May not be expressible in strict first order. | Languages.kif 12711-12711 | Mississippi valley language is a subclass of central siouan language |