(subclass ComputerLoudspeaker ComputerOutputDevice) | ComputerInput.kif 518-518 | ComputerLoudspeaker は ComputerOutputDevice の subclass では %n |
(subclass ComputerLoudspeaker Loudspeaker) | ComputerInput.kif 519-519 | ComputerLoudspeaker は Loudspeaker の subclass では %n |
(subclass InternalComputerLoudspeaker ComputerLoudspeaker) | ComputerInput.kif 533-533 | InternalComputerLoudspeaker は ComputerLoudspeaker の subclass では %n |