@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff39e54d-d000-4bc2-9cbc-7c5c54758121> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff39e54d-d000-4bc2-9cbc-7c5c54758121> .