@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff621b0f-73e6-4193-a6da-937c050ff09a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff621b0f-73e6-4193-a6da-937c050ff09a> .