| (subclass BinaryRelationExtendedToQuantities RelationExtendedToQuantities) | Geography.kif 642-642 | BinaryRelationExtendedToQuantities 是 延伸数量关系 的 subclass |
| (subclass BinaryRelationExtendedToQuantities BinaryPredicate) | Geography.kif 643-643 | BinaryRelationExtendedToQuantities 是 二元谓语 的 subclass |
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