@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81159f23-d524-47b3-ad46-7c48cbebdd7f> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81159f23-d524-47b3-ad46-7c48cbebdd7f> .