| appearance as argument number 1 |
|
| No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 23144-23146 | |
| No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 23147-23147 | The number 1 argument of stepfather is an instance of human |
| No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 23148-23148 | The number 2 argument of stepfather is an instance of man |
| No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 23150-23150 | stepfather is an instance of binary predicate |
| No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 23149-23149 | stepfather is a subrelation of legal relation |
| appearance as argument number 2 |
|
|
| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 4642-4642 | |
| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 4641-4641 | |
| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 4640-4640 | |
| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 55302-55302 | |
| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 55301-55301 | |
| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 55300-55300 |
| antecedent |
|
|
| No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 23152-23159 | A man is the stepfather of a human if and only if there exists another human such that the other human is a mother of the human and the man is the spouse of the other human and the man is not a father of the human |
|
Show full definition with tree view
Show simplified definition (without tree view)
Show simplified definition (with tree view)
|
|
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