query: SELECT ?person ?personLabel
  WHERE
  {
  	{
  	SELECT ?person
  	WHERE
  	{
  		?person wdt:P2767 ?occup .
  	}
  	LIMIT 1000
  	}
    	OPTIONAL {?person rdfs:label ?name_label filter(lang(?name_label) = "en")}
  	FILTER(!BOUND(?name_label))
    	#?person rdfs:label ?name_label_es filter(lang(?name_label_es) = "es")
    
      SERVICE wikibase:label {
          bd:serviceParam wikibase:language "es" .
      }
  }
  limit 1000