@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81fbfa2e-9c68-4316-aa66-166f363e0da4> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81fbfa2e-9c68-4316-aa66-166f363e0da4> .