@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b50ffa23-e2d6-439f-a13f-8723ddadd126> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b50ffa23-e2d6-439f-a13f-8723ddadd126> .