@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/1999a829-bbe1-4abb-b888-35d347b37ac6> rdfs:isDefinedBy <https://stad.gent/data/blank_node/1999a829-bbe1-4abb-b888-35d347b37ac6> .