| NorthernHemisphere(北半球)
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| appearance as argument number 1 |
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| (documentation NorthernHemisphere EnglishLanguage "The half of the Earth that lies above the equator.") | Geography.kif 3473-3474 | |
| (externalImage NorthernHemisphere "http://upload.wikimedia.org/wikipedia/ commons/ e/ e4/ Northern_Hemisphere_LamAz.png") | pictureList.kif 1871-1871 | |
| (instance NorthernHemisphere Hemisphere) | Geography.kif 3472-3472 | 北半球 是 半球 的 instance |
| appearance as argument number 2 |
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| consequent |
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| (<=> (instance ?HEMISPHERE Hemisphere) (or (equal ?HEMISPHERE NorthernHemisphere) (equal ?HEMISPHERE SouthernHemisphere) (equal ?HEMISPHERE EasternHemisphere) (equal ?HEMISPHERE WesternHemisphere))) |
Geography.kif 3488-3494 | 实体 是 半球 的 instance 若且唯若 那个 实体 equal 北半球 或 那个 实体 equal 南半球 或 那个 实体 equal 东半球 或 那个 实体 equal 西半球 |
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