@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b1c991e6-b478-4520-af0c-08b44939d756> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b1c991e6-b478-4520-af0c-08b44939d756> .