(subclass TwoCylinderEngine IntermittentCombustionEngine) | Cars.kif 4548-4548 | TwoCylinderEngine e' uma sub-classe de IntermittentCombustionEngine |
(subclass HarleyDavidsonKnuckleheadEngine TwoCylinderEngine) | Cars.kif 4586-4586 | HarleyDavidsonKnuckleheadEngine e' uma sub-classe de TwoCylinderEngine |
(subclass HarleyDavidsonPanheadEngine TwoCylinderEngine) | Cars.kif 4690-4690 | HarleyDavidsonPanheadEngine e' uma sub-classe de TwoCylinderEngine |