@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff0fa489-e00f-44d6-8acf-e2fbecc3c3fe> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff0fa489-e00f-44d6-8acf-e2fbecc3c3fe> .