@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81e892c4-0fc9-4a86-b4d0-4c4685107c17> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81e892c4-0fc9-4a86-b4d0-4c4685107c17> .