@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81fb5d4e-e0bb-4a71-917d-48c416fa28b9> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81fb5d4e-e0bb-4a71-917d-48c416fa28b9> .