@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a1f51ef5-0864-41a4-b11f-18f597d0584b> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a1f51ef5-0864-41a4-b11f-18f597d0584b> .