@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81a2fc2e-6f27-4ef0-9986-b7248f9d0b82> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81a2fc2e-6f27-4ef0-9986-b7248f9d0b82> .