@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81df3b12-3221-4c34-b95d-5c51a0e18dd7> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81df3b12-3221-4c34-b95d-5c51a0e18dd7> .