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No TPTP formula. May not be expressible in strict first order. Mid-level-ontology.kif 9227-9227 Sugar is a subclass of carbohydrate
No TPTP formula. May not be expressible in strict first order. Economy.kif 4157-4157 Sugar is a subclass of plant product
No TPTP formula. May not be expressible in strict first order. Economy.kif 4158-4158 Sugar is a subclass of substance


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