@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81f2b6c4-838f-4f52-b1da-c811fd0b07ca> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81f2b6c4-838f-4f52-b1da-c811fd0b07ca> .