@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef518e35-8cb6-4e26-ae78-cc31f57434ef> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef518e35-8cb6-4e26-ae78-cc31f57434ef> .