@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ac51d381-4260-420e-a559-4ffea7e3ca8e> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ac51d381-4260-420e-a559-4ffea7e3ca8e> .