query: #title: Items for permanent duplicates and English labels
  # Complex constraint from [[Property talk:P2959]]
  # FIXME: TBD (remove them?)
  SELECT DISTINCT ?item #?itemLabel ?itemDescription ?value ?valueLabel ?valueDescription
  {
  	?item wdt:P2959 ?value .
    	?item wdt:P31 wd:Q21286738 .
    	?item rdfs:label ?label .
    	FILTER ( LANG( ?label ) = "en" ) .
    	MINUS { ?item wdt:P31 wd:Q4167836 } .
    	#SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en" } .
  }
  ORDER BY ASC(xsd:integer(STRAFTER(str(?value), "Q")))