@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/90909900-4edd-457d-848c-870e47ec98d1> rdfs:isDefinedBy <https://stad.gent/data/blank_node/90909900-4edd-457d-848c-870e47ec98d1> .