@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/c421d5a1-eea2-409e-aaaf-8bef2fe17558> rdfs:isDefinedBy <https://stad.gent/data/blank_node/c421d5a1-eea2-409e-aaaf-8bef2fe17558> .