Question: Give me all cars that are produced in Germany.
SPARQL query:
PREFIX onto: <http://dbpedia.org/ontology/>
PREFIX prop: <http://dbpedia.org/property/>
PREFIX res: <http://dbpedia.org/resource/>
PREFIX yago: <http://dbpedia.org/class/yago/>
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:Automobile .   
        { ?uri prop:production res:Germany . } UNION { ?uri prop:assembly res:Germany . }
        UNION { ?uri prop:manufacturer ?x .  
        { ?x onto:locationCountry res:Germany . } UNION { ?x rdf:type yago:AutomotiveCompaniesOfGermany . } }
        OPTIONAL { ?uri rdfs:label ?string. FILTER (lang(?string) = 'en') }
}