@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff9dd87c-13ae-4114-aabc-eeeb0b2de034> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff9dd87c-13ae-4114-aabc-eeeb0b2de034> .