@prefix skos: <http://www.w3.org/2004/02/skos/core#> . <https://stad.gent/id/concept/530010217> skos:prefLabel "poly(vinyl formal) (pp)"@nl . <https://stad.gent/id/concept/530010212/2023-03-01T02:49:44.029Z> skos:narrower <https://stad.gent/id/concept/530010217> . <https://stad.gent/id/concept/530010217/2023-03-01T02:50:09.036Z> <http://purl.org/dc/terms/isVersionOf> <https://stad.gent/id/concept/530010217> .