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Term 1: Term 2:

(subclass DustStorm Storm) Weather.kif 1249-1249 子類 塵暴 and Storm
(subclass SandStorm DustStorm) Weather.kif 1294-1294 子類 沙暴 and 塵暴
(subclass Haboob DustStorm) Weather.kif 1306-1306 子類 Haboob and 塵暴


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