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Term 1: Term 2:

(subclass DustStorm Storm) Weather.kif 1253-1253 尘暴 是 风暴 的 subclass
(subclass SandStorm DustStorm) Weather.kif 1298-1298 沙暴 是 尘暴 的 subclass
(subclass Haboob DustStorm) Weather.kif 1310-1310 雷沙暴 是 尘暴 的 subclass


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