@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a81be3c3-9e61-4768-8eff-4148a573252f> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a81be3c3-9e61-4768-8eff-4148a573252f> .