(subclass TwoCylinderEngine IntermittentCombustionEngine) | Cars.kif 4540-4540 | TwoCylinderEngine は IntermittentCombustionEngine の subclass では %n |
(subclass HarleyDavidsonKnuckleheadEngine TwoCylinderEngine) | Cars.kif 4578-4578 | HarleyDavidsonKnuckleheadEngine は TwoCylinderEngine の subclass では %n |
(subclass HarleyDavidsonPanheadEngine TwoCylinderEngine) | Cars.kif 4682-4682 | HarleyDavidsonPanheadEngine は TwoCylinderEngine の subclass では %n |