@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a21917a2-4872-4bd0-ae5b-8a600bcd7a81> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a21917a2-4872-4bd0-ae5b-8a600bcd7a81> .