@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57923f0c-ade8-4aee-b733-532368b590b1> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57923f0c-ade8-4aee-b733-532368b590b1> .