@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a81c9097-0df2-4532-b948-131605d73adc> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a81c9097-0df2-4532-b948-131605d73adc> .