query: SELECT ?director ?director_label (count(distinct ?film) as ?films) (count(distinct ?sitelink) as ?sitelinks) ((?films * ?sitelinks) as ?rank)
  WHERE
  {
  	?director wdt:P106 wd:Q2526255 .  				# has "film director" as occupation
  	?film wdt:P57 ?director . 	 					# get all films directed by the director
      ?sitelink schema:about ?director .				# get all the sitelinks about the director
  
  	OPTIONAL {?director rdfs:label ?director_label  # get the label of the director (if it exists)
                FILTER (lang(?director_label) = "en") # filter for only English labels
  	} 	
  }
  
  GROUP BY ?director ?director_label
  ORDER BY DESC(?rank)
  LIMIT 100