@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/686c3d64-db1e-4b81-9b01-1f7468de051c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/686c3d64-db1e-4b81-9b01-1f7468de051c> .