@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/c9f51bcc-aa23-4812-8b31-dc69c862cd79> rdfs:isDefinedBy <https://stad.gent/data/blank_node/c9f51bcc-aa23-4812-8b31-dc69c862cd79> .