@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81e85698-dde1-41af-b061-ef1a9751ca38> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81e85698-dde1-41af-b061-ef1a9751ca38> .