@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/50a6ff9f-67ce-4c5e-8c53-ba0337e6ed36> rdfs:isDefinedBy <https://stad.gent/data/blank_node/50a6ff9f-67ce-4c5e-8c53-ba0337e6ed36> .