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   UPCcode
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| appearance as argument number 1 |
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| No TPTP formula. May not be expressible in strict first order. | Media.kif 3009-3009 | UPCcode 是 FormalIdentifier 的 subclass |
| No TPTP formula. May not be expressible in strict first order. | Media.kif 3008-3008 | UPCcode 是 StandardProductID 的 subclass |
| appearance as argument number 2 |
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| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 65635-65635 |
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