@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/68721c80-0f87-44f3-9cd8-758f0a69bf37> rdfs:isDefinedBy <https://stad.gent/data/blank_node/68721c80-0f87-44f3-9cd8-758f0a69bf37> .