@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ab87a562-43dc-4c50-9975-e207bce535cf> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ab87a562-43dc-4c50-9975-e207bce535cf> .