(subclass QuaternaryRelation Relation) | Merge.kif 2861-2861 | |
(subclass QuaternaryRelation InheritableRelation) | Merge.kif 2862-2862 | |
(subclass TernaryFunction QuaternaryRelation) | Merge.kif 3451-3451 | |
(subclass QuaternaryPredicate QuaternaryRelation) | Merge.kif 3501-3501 |