@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/af21a989-f9f5-490e-9d1e-50f2ff546a98> rdfs:isDefinedBy <https://stad.gent/data/blank_node/af21a989-f9f5-490e-9d1e-50f2ff546a98> .