@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/87b50372-c25f-44c2-a8ae-50f4b8532a68> rdfs:isDefinedBy <https://stad.gent/data/blank_node/87b50372-c25f-44c2-a8ae-50f4b8532a68> .