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No TPTP formula. May not be expressible in strict first order. QoSontology.kif 1869-1869 数据库 是 数字数据 的 subclass
No TPTP formula. May not be expressible in strict first order. UXExperimentalTerms.kif 2197-2197 DataWarehouse 是 数据库 的 subclass


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