@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a81d8090-b8cc-4002-85f8-858b196bfc59> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a81d8090-b8cc-4002-85f8-858b196bfc59> .