@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21eff606-6c34-42a1-a61c-848060aba751> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21eff606-6c34-42a1-a61c-848060aba751> .