我如何编写查询 om SPARQL 以获取类的详细信息，然后获取 iots 子类的详细信息？

如何解决我如何编写查询 om SPARQL 以获取类的详细信息，然后获取 iots 子类的详细信息？

例如，在以下 json 中，我需要获取 Catalog 和 Artifacts。我必须能够按工件和工件按目录获取目录。虽然 Artifact 不是 Catalog 的直接子代，但这是我的 jsonld。

{ "@context": { "ids": "https://w3id.org/idsa/core/","idsc": "https://w3id.org/idsa/code/" },"@type": "ids:Root","@id": "http://component.abc.xyz.domainname.de","ids:resourceCatalog": [ { "@type": "ids:ResourceCatalog","@id": "https://w3id.org/idsa/autogen/resourceCatalog/897434ab-8638-4cf5-81da-7e1ea8ccd850","ids:offeredResource": [ { "@type": "ids:Resource","@id": "https://w3id.org/idsa/autogen/resource/ffcc840c-f7a9-4465-aee7-7d9f3ce39d27","ids:representation": [ { "@type": "ids:Representation","@id": "https://w3id.org/idsa/autogen/representation/3ef065fd-c985-4d5a-af8f-59f875c88931","ids:instance": [ { "@type": "ids:Artifact","@id": "http://component.abc.xyz.domainname.de/artifact/json-jsonld.txt","ids:fileName": "json-jsonld.txt","ids:creationDate": { "@value": "2020-12-17T18:27:44.158+01:00","@type": "http://www.w3.org/2001/XMLSchema#dateTimeStamp" },"ids:byteSize": 694 } ] } ] },{ "@type": "ids:Resource","@id": "https://w3id.org/idsa/autogen/resource/cc011e72-c1e3-4754-94b2-30a45ca967a3","@id": "https://w3id.org/idsa/autogen/representation/343c0a82-e2d9-4453-a16b-93c23d172733","@id": "http://component.abc.xyz.domainname.de/artifact/demoSample-desc.jsonId","ids:fileName": "demoSample-desc.jsonId","ids:creationDate": { "@value": "2020-11-05T12:44:00.788+01:00","ids:byteSize": 1338 } ] }]}]}]}