| appearance as argument number 1 |
|
| No TPTP formula. May not be expressible in strict first order. | Geography.kif 2963-2964 | |
| No TPTP formula. May not be expressible in strict first order. | Geography.kif 2961-2961 | Vehicular pollution is a subclass of pollution |
| appearance as argument number 2 |
|
|
| No TPTP formula. May not be expressible in strict first order. | Geography.kif 2966-2966 | Carbon dioxide emission is internally related to vehicular pollution |
| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 61424-61424 | |
| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 61423-61423 | |
| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 61422-61422 |
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Sigma version 3.0 is open source software produced by Articulate Software and its partners