No TPTP formula. May not be expressible in strict first order. | Cars.kif 4977-4977 | ChevroletEngine 是 IntermittentCombustionEngine 的 subclass |
No TPTP formula. May not be expressible in strict first order. | Cars.kif 4981-4981 | Chevrolet350Engine 是 ChevroletEngine 的 subclass |