Question: Which city does the first person to climb all 14 eight-thousanders come from?
SPARQL:
PREFIX dbo: <http://dbpedia.org/ontology/>
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> 
SELECT DISTINCT ?uri
WHERE {
        ?x text:"is" text:"first person to climb all fourteen eight-thousanders" .
        ?x dbo:birthPlace ?uri .
        ?uri rdf:type dbo:Settlement .
}