(subclass DCPowerSource PowerSource) | Mid-level-ontology.kif 2575-2575 | DCPowerSource は PowerSource の subclass では %n |
(subclass Battery DCPowerSource) | Mid-level-ontology.kif 2577-2577 | Battery は DCPowerSource の subclass では %n |
(subclass DevicePowerSupply DCPowerSource) | ComputingBrands.kif 3560-3560 | DevicePowerSupply は DCPowerSource の subclass では %n |