@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81cbb816-72e1-4e72-a388-5cbfe7737ca8> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81cbb816-72e1-4e72-a388-5cbfe7737ca8> .