No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 25763-25763 | RecreationalVehicle 是 车辆 的 subclass |
No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 25764-25764 | RecreationalVehicle 是 移动住宅 的 subclass |