@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81789c73-17dc-4407-bacb-c7c80e235f20> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81789c73-17dc-4407-bacb-c7c80e235f20> .