@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/9b81d6b9-c748-41f1-aa51-42d5889d6840> rdfs:isDefinedBy <https://stad.gent/data/blank_node/9b81d6b9-c748-41f1-aa51-42d5889d6840> .