@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/491f15a4-6cc1-46ac-add0-45f2e7b213ff> rdfs:isDefinedBy <https://stad.gent/data/blank_node/491f15a4-6cc1-46ac-add0-45f2e7b213ff> .