No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 3373-3373 | Wheel is a subclass of artifact |
No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 3368-3368 | Vehicle wheel is a subclass of wheel |
No TPTP formula. May not be expressible in strict first order. | Cars.kif 4510-4510 | Commodore wheel is a subclass of wheel |