@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/c91509a0-81f0-410d-9313-db671dbfa979> rdfs:isDefinedBy <https://stad.gent/data/blank_node/c91509a0-81f0-410d-9313-db671dbfa979> .