@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/640c6ecb-1c7a-4d9c-86fb-c6873da073ca> rdfs:isDefinedBy <https://stad.gent/data/blank_node/640c6ecb-1c7a-4d9c-86fb-c6873da073ca> .