@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a81be401-41ac-4c94-8b98-47aba825b23b> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a81be401-41ac-4c94-8b98-47aba825b23b> .