@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/91f51c39-7683-4cb5-ab90-4296653d3fcb> rdfs:isDefinedBy <https://stad.gent/data/blank_node/91f51c39-7683-4cb5-ab90-4296653d3fcb> .