@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef6a8ccd-2e18-4aad-9f51-5540fcd9a452> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef6a8ccd-2e18-4aad-9f51-5540fcd9a452> .