@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81e5d69b-c34e-4ca8-8559-508a6ff53a07> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81e5d69b-c34e-4ca8-8559-508a6ff53a07> .