| appearance as argument number 1 |
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| No TPTP formula. May not be expressible in strict first order. | Transportation.kif 2421-2421 | 矿石运输船 是 干散货船 的 subclass |
| appearance as argument number 2 |
|
|
| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 42468-42468 | |
| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 42467-42467 | |
| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 42466-42466 |
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Sigma version 3.0 is open source software produced by Articulate Software and its partners