Question: What is the highest mountain in Italy?
SPARQL query:
PREFIX onto: <http://dbpedia.org/ontology/>
PREFIX res: <http://dbpedia.org/resource/>
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
SELECT DISTINCT ?uri
WHERE {
        ?uri rdf:type onto:Mountain .
        ?uri onto:locatedInArea res:Italy .
        ?uri onto:elevation ?num .
}
ORDER BY DESC(?num)
OFFSET 0 LIMIT 1