@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/87523b6f-c4b0-4988-9709-a669b937eb3c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/87523b6f-c4b0-4988-9709-a669b937eb3c> .