(subclass WMDWeaponsResearchFacility StationaryArtifact) | WMD.kif 637-637 | WMDWeaponsResearchFacility は 固定アーチファクト の subclass では %n |
(subclass NuclearWeaponResearchFacility WMDWeaponsResearchFacility) | WMD.kif 664-664 | NuclearWeaponResearchFacility は WMDWeaponsResearchFacility の subclass では %n |