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Sparql query for children, grandchildren, .. of a class

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I have an owl file I built in Protege. What is the sparql query which will select all the subclasses of a class and all the subclasses of those subclasses, so on and so on (Breadth First Search Sort of Manner)? Joshua Taylor This might be answered by Sparql query Subclass or EquivalentTo , but that question and its answer contain a lot more information that what you're asking for here. You can't really enforce the search strategy (depth first vs. depth first), but you can (sort of) order subclasses by their distance from the root, if there's a unique path from the root to the subclass. First,

How to extend ontology with other standard ontologies in Protégé?

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问题 I am building an ontology using Protégé, but wan to extend it with other standard ontologies such as frbr, prov, and org. Is there a standard way to integrate our ontology with these standard ontologies or can we merge these ontologies with each other? I want to do these tasks using Protégé. 回答1: Unless I'm missing something about your question (which didn't really provide enough information to diagnose the problem that you're actually having), this is what owl:imports is for. You can import

Sparql query for children, grandchildren, .. of a class

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问题 I have an owl file I built in Protege. What is the sparql query which will select all the subclasses of a class and all the subclasses of those subclasses, so on and so on (Breadth First Search Sort of Manner)? 回答1: This might be answered by Sparql query Subclass or EquivalentTo, but that question and its answer contain a lot more information that what you're asking for here. You can't really enforce the search strategy (depth first vs. depth first), but you can (sort of) order subclasses by