@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21b80fad-a00e-4d71-b867-4f6fb652fb9a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21b80fad-a00e-4d71-b867-4f6fb652fb9a> .