| Surfboard(surfboard) | | surfboard |
| appearance as argument number 1 |
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| (documentation Surfboard EnglishLanguage "A narrow buoyant board for riding surf.") | Sports.kif 223-223 | |
| (subclass Surfboard WaterBoard) | Sports.kif 222-222 | Surfboard is a subclass of water board |
| appearance as argument number 2 |
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| (termFormat EnglishLanguage Surfboard "surfboard") | domainEnglishFormat.kif 65553-65553 |
| antecedent |
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| (=> (instance ?X Surfboard) (hasPurpose ?X (exists (?S) (and (instance ?S Surfing) (instrument ?S ?X))))) |
Sports.kif 225-231 |
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