@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/87c51893-a4dc-4fcd-ad82-c80db241db37> rdfs:isDefinedBy <https://stad.gent/data/blank_node/87c51893-a4dc-4fcd-ad82-c80db241db37> .