| (subclass FluidPowerDevice EngineeringComponent) | engineering.kif 737-737 | FluidPowerDevice は エンジニアリング部品 の subclass では %n |
| (subclass FluidCylinder FluidPowerDevice) | engineering.kif 907-907 | FluidCylinder は FluidPowerDevice の subclass では %n |
| (subclass Valve FluidPowerDevice) | engineering.kif 913-913 | Valve は FluidPowerDevice の subclass では %n |
| (subclass Faucet FluidPowerDevice) | engineering.kif 932-932 | Faucet は FluidPowerDevice の subclass では %n |
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