@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef187a23-8558-46f4-b309-8be6ddfe7c1a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef187a23-8558-46f4-b309-8be6ddfe7c1a> .