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Term 1: Term 2:

(subclass ReflexiveRelation BinaryRelation) Merge.kif 2239-2239 自反关系二元关系subclass
(subclass PartialOrderingRelation ReflexiveRelation) Merge.kif 2367-2367 偏序关系自反关系subclass
(subclass EquivalenceRelation ReflexiveRelation) Merge.kif 2394-2394 等价关系自反关系subclass


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