@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/509868fe-f9cb-42f1-aff7-b61831a8d6d4> rdfs:isDefinedBy <https://stad.gent/data/blank_node/509868fe-f9cb-42f1-aff7-b61831a8d6d4> .