@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/c9b54aa5-0ab6-4bca-8566-a39e1b047fbf> rdfs:isDefinedBy <https://stad.gent/data/blank_node/c9b54aa5-0ab6-4bca-8566-a39e1b047fbf> .