@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21a135f1-e8d8-4ad7-b9d3-de2b03ad650c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21a135f1-e8d8-4ad7-b9d3-de2b03ad650c> .