@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/af9ec01b-259b-40c4-b839-f8879f92be26> rdfs:isDefinedBy <https://stad.gent/data/blank_node/af9ec01b-259b-40c4-b839-f8879f92be26> .