@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/51a3b8f9-17db-487b-973e-5bdb44264621> rdfs:isDefinedBy <https://stad.gent/data/blank_node/51a3b8f9-17db-487b-973e-5bdb44264621> .