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Term 1: Term 2:

No TPTP formula. May not be expressible in strict first order. Mid-level-ontology.kif 3353-3353 Display artifact is a subclass of artifact
No TPTP formula. May not be expressible in strict first order. Mid-level-ontology.kif 17120-17120 Sign is a subclass of display artifact
No TPTP formula. May not be expressible in strict first order. Mid-level-ontology.kif 25624-25624 Whiteboard is a subclass of display artifact
No TPTP formula. May not be expressible in strict first order. Media.kif 1087-1087 Blackboard is a subclass of display artifact
No TPTP formula. May not be expressible in strict first order. Media.kif 1102-1102 Poster is a subclass of display artifact


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