| (subclass GreekGroupLanguage IndoEuropeanLanguage) | Languages.kif 8511-8511 | Greek group language is a subclass of indo european language |
| (subclass AtticGreekLanguage GreekGroupLanguage) | Languages.kif 8518-8518 | Attic greek language is a subclass of greek group language |
| (subclass DoricGreekLanguage GreekGroupLanguage) | Languages.kif 8621-8621 | Doric greek language is a subclass of greek group language |
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