(subclass Helmet SafetyDevice) | Cars.kif 4359-4359 | Helmet は SafetyDevice の subclass では %n |
(subclass Helmet (CoveringFn Head)) |
Cars.kif 4360-4360 | Helmet は CoveringFn Head の subclass では %n |
(subclass MotorcycleHelmet Helmet) | Cars.kif 4364-4364 | MotorcycleHelmet は Helmet の subclass では %n |