query: SELECT ?item ?itemLabel ?value ?valueLabel
  WHERE
  {
  	{
  		SELECT DISTINCT ?item ?value {
  			?item p:P1322/ps:P1322 ?value .
  			MINUS { 
  				?value p:P1322/ps:P1322 ?item .
  			} .
  		}
  		LIMIT 100
  	} .
  	SERVICE wikibase:label { bd:serviceParam wikibase:language "en" } .
  }