@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff23f61c-b6d7-4a52-9bbc-450294ec31f0> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff23f61c-b6d7-4a52-9bbc-450294ec31f0> .