@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/9ff6fff6-32c1-470a-bf14-2fba61e6e980> rdfs:isDefinedBy <https://stad.gent/data/blank_node/9ff6fff6-32c1-470a-bf14-2fba61e6e980> .