@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef0aaf09-c84f-44f2-a065-88f9d784bd36> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef0aaf09-c84f-44f2-a065-88f9d784bd36> .