@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/af52d149-53c0-435e-9899-956a6f29b959> rdfs:isDefinedBy <https://stad.gent/data/blank_node/af52d149-53c0-435e-9899-956a6f29b959> .