| (subclass BinaryRelation Relation) | Merge.kif 2232-2232 | |
| (subclass BinaryRelation InheritableRelation) | Merge.kif 2233-2233 | |
| (subclass EconomicRelation BinaryRelation) | Mid-level-ontology.kif 16900-16900 | |
| (subclass ReflexiveRelation BinaryRelation) | Merge.kif 2239-2239 | |
| (subclass IrreflexiveRelation BinaryRelation) | Merge.kif 2249-2249 | |
| (subclass SymmetricRelation BinaryRelation) | Merge.kif 2260-2260 | |
| (subclass AntisymmetricRelation BinaryRelation) | Merge.kif 2292-2292 | |
| (subclass TrichotomizingRelation BinaryRelation) | Merge.kif 2310-2310 | |
| (subclass TransitiveRelation BinaryRelation) | Merge.kif 2333-2333 | |
| (subclass IntransitiveRelation BinaryRelation) | Merge.kif 2349-2349 | |
| (subclass UnaryFunction BinaryRelation) | Merge.kif 3359-3359 | |
| (subclass BinaryPredicate BinaryRelation) | Merge.kif 3479-3479 |
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