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No TPTP formula. May not be expressible in strict first order. Merge.kif 17723-17723 Structure attribute is a subclass of internal attribute
No TPTP formula. May not be expressible in strict first order. Merge.kif 17729-17729 Shape attribute is a subclass of structure attribute
No TPTP formula. May not be expressible in strict first order. Geography.kif 7128-7128 Crystalline structure is a subclass of structure attribute


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