No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 25796-25796 | RecreationalVehicle est une sous-classe de Vehicle |
No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 25797-25797 | RecreationalVehicle est une sous-classe de MobileResidence |