@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/257bf474-435d-402e-9097-64efed7098cc> rdfs:isDefinedBy <https://stad.gent/data/blank_node/257bf474-435d-402e-9097-64efed7098cc> .