@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57641ba9-e1e2-423f-b047-55cb98de6a65> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57641ba9-e1e2-423f-b047-55cb98de6a65> .