@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81422cf8-c0f6-4dba-a576-e9986cb391bb> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81422cf8-c0f6-4dba-a576-e9986cb391bb> .