@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef1aa758-a358-4ee4-926f-37d786d6f148> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef1aa758-a358-4ee4-926f-37d786d6f148> .