| No TPTP formula. May not be expressible in strict first order. | WMD.kif 313-315 | |
| No TPTP formula. May not be expressible in strict first order. | Merge.kif 14578-14578 | 两栖动物 是 冷血脊椎动物 的 subclass |
| No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 12492-12492 | 蟾蜍 是 两栖动物 的 subclass |
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