| appearance as argument number 1 |
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| No TPTP formula. May not be expressible in strict first order. | CountriesAndRegions.kif 3339-3339 | 石油基地阿尔及利亚 是 阿尔及利亚 的 geographic 次要地区 |
| No TPTP formula. May not be expressible in strict first order. | CountriesAndRegions.kif 3338-3338 | 石油基地阿尔及利亚 是 地理区域 的 instance |
| appearance as argument number 2 |
|
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| No TPTP formula. May not be expressible in strict first order. | CountriesAndRegions.kif 3340-3340 | 石油基地阿尔及利亚 的名 是 "Oil base" |
| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 41952-41952 | |
| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 41951-41951 | |
| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 41950-41950 |
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Sigma version 3.0 is open source software produced by Articulate Software and its partners