@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81a709e4-c655-4262-8f25-5c961ea2bcb8> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81a709e4-c655-4262-8f25-5c961ea2bcb8> .