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No TPTP formula. May not be expressible in strict first order. Merge.kif 1222-1224 A set or class is an instance of class if and only if the set or class is a subclass of entity
No TPTP formula. May not be expressible in strict first order. Merge.kif 1226-1226 Physical is a subclass of entity
No TPTP formula. May not be expressible in strict first order. Merge.kif 2692-2692 Abstract is a subclass of entity


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