@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/1b504dce-20de-4f20-9038-333872cc007e> rdfs:isDefinedBy <https://stad.gent/data/blank_node/1b504dce-20de-4f20-9038-333872cc007e> .