@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef6b81dd-4a16-4083-92dc-414b2165be6e> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef6b81dd-4a16-4083-92dc-414b2165be6e> .