@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81179d04-c7d8-4920-9e7e-ff52718855f2> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81179d04-c7d8-4920-9e7e-ff52718855f2> .