| CenturyDuration | |
| appearance as argument number 1 |
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| No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 19062-19062 | |
| No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 19061-19061 | CenturyDuration 是 UnitOfDuration 的 instance |
| appearance as argument number 2 |
|
|
| No TPTP formula. May not be expressible in strict first order. | domainEnglishFormat.kif 64607-64607 |
| consequent |
|
|
| No TPTP formula. May not be expressible in strict first order. | Mid-level-ontology.kif 19064-19068 |
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|