@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/87c9640e-f665-4b25-a578-eb7232db8516> rdfs:isDefinedBy <https://stad.gent/data/blank_node/87c9640e-f665-4b25-a578-eb7232db8516> .