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Term 1: Term 2:

(subclass BirdsHeadLanguage WestPapuanLanguage) Languages.kif 13657-13657
(subclass NorthCentralBirdsHeadLanguage BirdsHeadLanguage) Languages.kif 13663-13663
(subclass WestBirdsHeadLanguage BirdsHeadLanguage) Languages.kif 13716-13716


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