query: PREFIX llemma:   <http://wikiba.se/ontology#lemma>
  
  SELECT ?item (count(?l) as ?count) (SAMPLE(lang(?lem)) as ?lang)
  WHERE
  {
     ?l a ontolex:LexicalEntry ; dct:language ?item .
     ?l llemma: ?lem .                                   
  } 
  group by ?item 
  order by desc(?count)