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LandlockedArea(landlocked area)
| landlocked |
| appearance as argument number 1 |
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| (subclass LandlockedArea LandArea) | Geography.kif 2356-2356 | Landlocked area is a subclass of land area |
| (documentation LandlockedArea EnglishLanguage "LandlockedArea is the class of LandAreas that lack access to an Ocean or to a Waterway providing a link to the ocean.") | Geography.kif 2358-2360 | Landlocked area is a subclass of land area |
| (externalImage LandlockedArea "http://upload.wikimedia.org/wikipedia/commons/ 4/ 48/ Landlocked_countries.png") | pictureList.kif 8565-8565 | Landlocked area is a subclass of land area |
| appearance as argument number 2 |
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| antecedent |
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| consequent |
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| (=> (and (instance ?UNIT UnitOfLength) (totalCoastline ?AREA (MeasureFn 0.0 ?UNIT))) (instance ?AREA LandlockedArea)) |
Geography.kif 2376-2380 | If X is an instance of unit of length and 0.0 X(s) is a total coastline of Y, then Y is an instance of landlocked area |