query: SELECT ?item ?itemLabel (COUNT(DISTINCT ?item1) as ?ct)
  {
  	VALUES ?R { wd:Q17167 wd:Q2277 }
  	?item1 wdt:P2348 ?R ; wdt:P31 wd:Q5 .
  	?article schema:about ?item1
  	;	schema:isPartOf	?siteurl .
    	?item wdt:P856 ?siteurl
    	SERVICE wikibase:label { bd:serviceParam wikibase:language "en" }
  }
  GROUP BY ?item ?itemLabel
  HAVING (?ct > 49)
  ORDER BY DESC(?ct)