@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57ae1a08-370f-4bef-bdf1-535788e238b7> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57ae1a08-370f-4bef-bdf1-535788e238b7> .