@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff1fed7d-b0d7-4fbd-9913-07f78972e6b1> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff1fed7d-b0d7-4fbd-9913-07f78972e6b1> .