@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/87a12b8b-456a-44af-81a7-ed36c4c78364> rdfs:isDefinedBy <https://stad.gent/data/blank_node/87a12b8b-456a-44af-81a7-ed36c4c78364> .