@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21afc9a4-e895-49eb-8774-e40850686811> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21afc9a4-e895-49eb-8774-e40850686811> .