| appearance as argument number 1 |
|
| No TPTP formula. May not be expressible in strict first order. | Geography.kif 2030-2032 | |
| No TPTP formula. May not be expressible in strict first order. | Geography.kif 2028-2028 | 子類 水電水域 and WaterArea |
| appearance as argument number 2 |
|
|
| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 29073-29073 | |
| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 29072-29072 | |
| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 29071-29071 |
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Sigma version 3.0 is open source software produced by Articulate Software and its partners