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Term 1: Term 2:

(subclass AirportClassification RelationalAttribute) Transportation.kif 1338-1338 机场分类关联属性subclass
(subclass AirportByRunwaySurface AirportClassification) Transportation.kif 1347-1347 跑道表面的机场机场分类subclass
(subclass CIAAirportLengthClassification AirportClassification) Transportation.kif 1380-1380 中情局机场长度分类机场分类subclass


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