@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57271c9f-28d6-4a63-ac9e-3746c105be1e> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57271c9f-28d6-4a63-ac9e-3746c105be1e> .