@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81c67566-c4db-4474-a9c9-f681ba1a3c54> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81c67566-c4db-4474-a9c9-f681ba1a3c54> .