@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81c106a0-21f8-47b7-b653-5a9f7bd0631e> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81c106a0-21f8-47b7-b653-5a9f7bd0631e> .