@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21f90501-3b5e-42a2-b0b0-44343f20df25> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21f90501-3b5e-42a2-b0b0-44343f20df25> .