Question: Who is the Formula 1 race driver with the most races?
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#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
SELECT DISTINCT ?uri ?string WHERE {
        ?uri rdf:type onto:FormulaOneRacer .
	?uri onto:races ?x .
        OPTIONAL { ?uri rdfs:label ?string. FILTER (lang(?string) = 'en') }
}
ORDER BY DESC(?x) OFFSET 0 LIMIT 1