@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b4a1bd50-559f-44f9-8b27-8770583e4beb> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b4a1bd50-559f-44f9-8b27-8770583e4beb> .