PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>
PREFIX guardian: <http://guardian.dataincubator.org/ns/>
PREFIX guardian-mps: <http://guardian.dataincubator.org/ns/mp-expenses/>
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
SELECT ?name ?salary {
 ?uri a guardian:MemberOfParliament;
    foaf:name ?name;
    guardian-mps:salary ?salary.
    
}
ORDER BY DESC(xsd:int(?salary))
LIMIT 10