@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/521a1d34-a9fc-4e98-9391-054ceb11de36> rdfs:isDefinedBy <https://stad.gent/data/blank_node/521a1d34-a9fc-4e98-9391-054ceb11de36> .