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Term 1: Term 2:

(subclass ChemicalTankerShip CargoShip) Transportation.kif 2377-2377 化学品船 是 货船 的 subclass
(subclass Chemical-OilTankerShip ChemicalTankerShip) Transportation.kif 2386-2386 化學品 - 油輪船 是 化学品船 的 subclass


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