@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/af6b1d61-c2e0-45e6-8fff-9ac68a226cd3> rdfs:isDefinedBy <https://stad.gent/data/blank_node/af6b1d61-c2e0-45e6-8fff-9ac68a226cd3> .