https://www.snik.eu/sparql?output=application%2Fatom%2Bxml&query=DESCRIBE+%3Chttp://www.snik.eu/ontology/bb/EntityTypeRelation%3E2024-03-29T08:56:02.989164ZOData Service and Descriptor Documenthttp://www.snik.eu/ontology/bb/EntityTypeRelation2024-03-29T08:56:02.989164ZEntity Type Relationارتباط انواع موجودیت