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Relation: subclass

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BinaryRelation1311 BinaryRelation 是只有在关系联系两样东西的时候 才算是真，框架理论以槽代表 BinaryRelation。^
    IrreflexiveRelation335Relation ?REL 属于非自反关系当且仅当没有 一个?INST 是(?REL ?INST ?INST)。^
        AsymmetricRelation289一个 BinaryRelation 属于不对称关系 当且仅当它既是一个 AntisymmetricRelation 又是一个 IrreflexiveRelation。^

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