@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/643b9609-fe2e-422b-b121-55f4f1572815> rdfs:isDefinedBy <https://stad.gent/data/blank_node/643b9609-fe2e-422b-b121-55f4f1572815> .