@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/51f4b794-43c6-40cd-af09-b01a3d791616> rdfs:isDefinedBy <https://stad.gent/data/blank_node/51f4b794-43c6-40cd-af09-b01a3d791616> .