@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/521c4ca0-6eb7-49b7-ae04-044ba6cb9d21> rdfs:isDefinedBy <https://stad.gent/data/blank_node/521c4ca0-6eb7-49b7-ae04-044ba6cb9d21> .