(subclass LightBulb ElectricLightFixture) | Cars.kif 5082-5082 | Light bulb is a subclass of electric light fixture |
(subclass LED LightBulb) | Cars.kif 5094-5094 | LE d is a subclass of light bulb |
(subclass FluorescentLightBulb LightBulb) | Cars.kif 5098-5098 | Fluorescent light bulb is a subclass of light bulb |
(subclass IncandescentLightBulb LightBulb) | Cars.kif 5101-5101 | Light bulb is a subclass of light bulb |