@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/87a18c3b-3d71-415e-aa6c-a7b6123a94c4> rdfs:isDefinedBy <https://stad.gent/data/blank_node/87a18c3b-3d71-415e-aa6c-a7b6123a94c4> .