| appearance as argument number 1 |
|
| No TPTP formula. May not be expressible in strict first order. | Sports.kif 384-384 | |
| No TPTP formula. May not be expressible in strict first order. | Sports.kif 383-383 | Racing car driver is an instance of professional athlete |
| appearance as argument number 2 |
|
|
| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 65378-65378 |
|
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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