| appearance as argument number 1 |
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| No TPTP formula. May not be expressible in strict first order. | Economy.kif 1922-1922 | Zinc manufacturing is an instance of industry attribute |
| appearance as argument number 2 |
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| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 64189-64189 | |
| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 64188-64188 | |
| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 64187-64187 |
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Sigma web home Suggested Upper Merged Ontology (SUMO) web home
Sigma version 3.0 is open source software produced by Articulate Software and its partners