是否所有导入“ owl”或“ rdf”,实现“ domain”,“ range”和其他相关谓词的本体? [英]Do all ontologies that import 'owl' or 'rdf', implement 'domain', 'range' and other related predicates?
如何从 XML/RDF/OWL 数据库转储中的 wikidata 或 dbpedia 导出有关特定实体和所有子元素的所有数据 [英]How to export all data about specific entity and all children elements from wikidata or dbpedia in XML/RDF/OWL -database dump
如何构造从RDF图中的给定资源获取整个子图? [英]How do I construct get the whole sub graph from a given resource in RDF Graph?