@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/87c9d782-f1aa-4f29-b6ea-51327870ea21> rdfs:isDefinedBy <https://stad.gent/data/blank_node/87c9d782-f1aa-4f29-b6ea-51327870ea21> .