@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ac30f3e4-3b91-48ae-bd07-8256c108c531> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ac30f3e4-3b91-48ae-bd07-8256c108c531> .