query: SELECT ?item ?l (CONCAT("{","{rfd links2\u007C",strafter(str(?item), "entity/"),"\u007Cfrom [[Wikidata:Database reports/to delete/user categories]]}","}") as ?del)
  {
  	?item wdt:P31 wd:Q4167836 . 
  	?item rdfs:label ?l .
  	FILTER( lang(?l)="en" && strstarts(str(?l),"Category:Suspected Wikipedia sockpuppets of ") )
  	?item wikibase:sitelinks 1 .
  }
  LIMIT 1000