@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81addb7d-0510-4cce-9f1c-c621e09677da> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81addb7d-0510-4cce-9f1c-c621e09677da> .