@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/1ff9678c-315b-4115-91af-08811266f4ab> rdfs:isDefinedBy <https://stad.gent/data/blank_node/1ff9678c-315b-4115-91af-08811266f4ab> .