@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57cf15d9-edf8-4e0c-a994-3b2952a0e30e> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57cf15d9-edf8-4e0c-a994-3b2952a0e30e> .