@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff23efb8-5e2b-477c-a9ed-72298680372a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff23efb8-5e2b-477c-a9ed-72298680372a> .