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KB:
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Formal Language:
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| connectedRegions |
| appearance as argument number 1 |
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| appearance as argument number 2 |
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| (format EnglishLanguage connectedRegions "%1 and %2 are connectedRegions") | Geography.kif 599-599 | |
| (termFormat EnglishLanguage connectedRegions "connected regions") | Geography.kif 602-602 |
| consequent |
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| (=> (and (instance ?R1 Region) (instance ?R2 Region) (connected ?R1 ?R2)) (connectedRegions ?R1 ?R2)) |
Geography.kif 604-609 | If X is an instance of region, Y is an instance of region, and X is connected to Y, then X and Y are connectedRegions |
| (=> (disconnected ?A ?B) (not (connectedRegions ?A ?B))) |
Geography.kif 634-637 | If X and Y are disconnected, then X and Y are connectedRegions |