@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/509e2cc9-2f9c-4045-8190-187aa3059b8e> rdfs:isDefinedBy <https://stad.gent/data/blank_node/509e2cc9-2f9c-4045-8190-187aa3059b8e> .