@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81f4f2e9-26a5-49e1-8c24-278f5a41c28f> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81f4f2e9-26a5-49e1-8c24-278f5a41c28f> .