@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/87d63c79-a220-43bc-be25-7ab23f344819> rdfs:isDefinedBy <https://stad.gent/data/blank_node/87d63c79-a220-43bc-be25-7ab23f344819> .