@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81a04175-ea23-48a9-84b8-91dc4cfd12a9> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81a04175-ea23-48a9-84b8-91dc4cfd12a9> .