@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/2506c3a6-f1a2-4c21-91ec-7e234146f1ad> rdfs:isDefinedBy <https://stad.gent/data/blank_node/2506c3a6-f1a2-4c21-91ec-7e234146f1ad> .