@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57531768-c9d4-453d-9913-39d1466bd61a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57531768-c9d4-453d-9913-39d1466bd61a> .