(subclass TwoCylinderEngine IntermittentCombustionEngine) | Cars.kif 4540-4540 | TwoCylinderEngine e' uma sub-classe de IntermittentCombustionEngine |
(subclass HarleyDavidsonKnuckleheadEngine TwoCylinderEngine) | Cars.kif 4578-4578 | HarleyDavidsonKnuckleheadEngine e' uma sub-classe de TwoCylinderEngine |
(subclass HarleyDavidsonPanheadEngine TwoCylinderEngine) | Cars.kif 4682-4682 | HarleyDavidsonPanheadEngine e' uma sub-classe de TwoCylinderEngine |