Question: what is the aspect ratio for Orange Free State has locator map image as LocationOrangeFreeStateca1890.svg ?
SPARQL (Wikidata): SELECT ?value WHERE { wd:Q218023 p:P242 ?s . ?s ps:P242 ?x filter(contains(?x,'LocationOrangeFreeStateca1890.svg')) . ?s pq:P2061 ?value}