@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/904dd8bf-bc19-43ca-b6e9-560355239efb> rdfs:isDefinedBy <https://stad.gent/data/blank_node/904dd8bf-bc19-43ca-b6e9-560355239efb> .