@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef4a0823-adcd-4cfc-a1ae-4b7411a2918b> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef4a0823-adcd-4cfc-a1ae-4b7411a2918b> .