@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef4a7681-6c07-4794-9920-60da70c17fef> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef4a7681-6c07-4794-9920-60da70c17fef> .