query-282bbedfcda9c4d129aff4e68fb5ab4b

rq turtle/ttl

COUNTHello, I can't understand what is wrong in this query? Thanks for your help!

Use at

PREFIX wikibase: <http://wikiba.se/ontology#>
PREFIX wdt: <http://www.wikidata.org/prop/direct/>
PREFIX bd: <http://www.bigdata.com/rdf#>
SELECT ?institutionLabel ?pays (COUNT(?item) AS ?total) 
WHERE 
{
  ?item wdt:P485 ?institution .
  OPTIONAL {?institution wdt:P17 ?pays .}
  SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
}
GROUP BY ?institutionLabel
ORDER BY DESC (?total)
LIMIT 10

Query found at