@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef4b97d3-5a03-4287-83de-06feda285d4e> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef4b97d3-5a03-4287-83de-06feda285d4e> .