(subclass WestSlavicLanguage SlavicLanguage) | Languages.kif 10987-10987 | |
(subclass CzechSlovakLanguage WestSlavicLanguage) | Languages.kif 10993-10993 | |
(subclass LechiticLanguage WestSlavicLanguage) | Languages.kif 11038-11038 | |
(subclass SorbianLanguage WestSlavicLanguage) | Languages.kif 11088-11088 |