@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/d21c9e2c-e12a-4c6d-8c28-31add84c9637> rdfs:isDefinedBy <https://stad.gent/data/blank_node/d21c9e2c-e12a-4c6d-8c28-31add84c9637> .