@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff1abf1a-606d-4f29-8296-58a5cbd5b331> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff1abf1a-606d-4f29-8296-58a5cbd5b331> .