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Term 1: Term 2:

(subclass ExternalDiskDrive DiskDrive) ComputerInput.kif 742-742 ExternalDiskDrive は DiskDrive の subclass では %n
(subclass ExternalHardDiskDrive ExternalDiskDrive) ComputerInput.kif 748-748 ExternalHardDiskDrive は ExternalDiskDrive の subclass では %n


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