| No TPTP formula. May not be expressible in strict first order. | Merge.kif 14633-14633 | 子類 Canine and Carnivore |
| No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 20094-20094 | 子類 家養的狗 and Canine |
| No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 20132-20132 | 子類 狐狸 and Canine |
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