@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a81a842e-ac3f-4904-b1cb-71d2d9bd1d28> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a81a842e-ac3f-4904-b1cb-71d2d9bd1d28> .