@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/3a1f1efc-139b-4745-8796-9766aadab561> rdfs:isDefinedBy <https://stad.gent/data/blank_node/3a1f1efc-139b-4745-8796-9766aadab561> .