(subclass Sanitation Removing) | Geography.kif 2915-2915 | Sanitation は 除却 の subclass では %n |
(subclass SewageDisposal Sanitation) | Geography.kif 2920-2920 | SewageDisposal は Sanitation の subclass では %n |
(subclass SolidWasteDisposal Sanitation) | Geography.kif 2921-2921 | SolidWasteDisposal は Sanitation の subclass では %n |