query: SELECT ?item (CONCAT("{","{rfd links2\u007C",strafter(str(?item), "entity/"),"\u007Cfrom [[Wikidata:Database reports/to delete/empty category items]]}","}") as ?del)
  WHERE 
  {
  	?item wdt:P31 wd:Q21286738 . 
  	?item wdt:P2959 [] .
  	?item wikibase:sitelinks 0 .
  	MINUS { [] schema:about ?item }
  }
  LIMIT 1000