| No TPTP formula. May not be expressible in strict first order. | Merge.kif 14580-14580 | 子類 Mammal and WarmBloodedVertebrate |
| No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 20062-20062 | 子類 草食動物 and Mammal |
| No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 20318-20318 | 子類 Llama and Mammal |
| No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 20327-20327 | 子類 Skunk and Mammal |
| No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 30432-30432 | 子類 Rhinoceros and Mammal |
| No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 30585-30585 | 子類 Ferret and Mammal |
| No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 30620-30620 | 子類 MammalCub and Mammal |
| No TPTP formula. May not be expressible in strict first order. | Merge.kif 14586-14586 | 子類 AquaticMammal and Mammal |
| No TPTP formula. May not be expressible in strict first order. | Merge.kif 14590-14590 | 子類 HoofedMammal and Mammal |
| No TPTP formula. May not be expressible in strict first order. | Merge.kif 14594-14594 | 子類 Marsupial and Mammal |
| No TPTP formula. May not be expressible in strict first order. | Merge.kif 14598-14598 | 子類 Carnivore and Mammal |
| No TPTP formula. May not be expressible in strict first order. | Merge.kif 14621-14621 | 子類 Rodent and Mammal |
| No TPTP formula. May not be expressible in strict first order. | Merge.kif 14626-14626 | 子類 Primate and Mammal |
| No TPTP formula. May not be expressible in strict first order. | Economy.kif 4918-4918 | 子類 駱駝 and Mammal |
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