@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81a2e1bf-e163-427a-b945-941e67e27c05> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81a2e1bf-e163-427a-b945-941e67e27c05> .