@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b21b78f0-718c-4702-bae0-8cd4140ab333> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b21b78f0-718c-4702-bae0-8cd4140ab333> .