@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/50987625-aff9-499c-a66b-688f0bb950da> rdfs:isDefinedBy <https://stad.gent/data/blank_node/50987625-aff9-499c-a66b-688f0bb950da> .