| appearance as argument number 1 |
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| No TPTP formula. May not be expressible in strict first order. | ComputerInput.kif 2917-2918 | |
| No TPTP formula. May not be expressible in strict first order. | ComputerInput.kif 2915-2915 | Web chatting is a subclass of do network messaging |
| No TPTP formula. May not be expressible in strict first order. | ComputerInput.kif 2916-2916 | Web chatting is a subclass of written communication |
| appearance as argument number 2 |
|
|
| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 65724-65724 |
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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