@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57c9f41e-191e-40e2-baaa-53f9f1cc49bd> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57c9f41e-191e-40e2-baaa-53f9f1cc49bd> .