query: #Popular television series (in treeview)
  #added before 2016-10
  
  #defaultView:TreeMap
  SELECT ?show ?showLabel  ?season ?seasonLabel ?episode ?episodeLabel
  WHERE 
  {
  	{
   		BIND(wd:Q886 as ?show) .
  		?season wdt:P179 ?show .
  		?episode wdt:P4908 ?season .
  	}  
  	UNION 
  	{
  		BIND(wd:Q16538 as ?show) .
  		?season wdt:P179 ?show .
    		?episode wdt:P4908 ?season .
  	}   
  	UNION
  	{
  		BIND(wd:Q147235 as ?show) .
  		?season wdt:P179 ?show .
    		?episode wdt:P4908 ?season .
  	} 
  
  	SERVICE wikibase:label {  bd:serviceParam wikibase:language "en" }
  }