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Term 1: Term 2:

(subclass BoardOrBlock Artifact) Mid-level-ontology.kif 4741-4741 板或块 是 人工制品 的 subclass
(subclass WaterBoard BoardOrBlock) Sports.kif 1265-1265 WaterBoard 是 板或块 的 subclass
(subclass Brick BoardOrBlock) Mid-level-ontology.kif 4750-4750 砖 是 板或块 的 subclass


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