query: SELECT DISTINCT ?item WHERE{
   ?item wdt:P31 wd:Q5;
   wikibase:sitelinks 0;
   wikibase:identifiers 0
   OPTIONAL{
   ?backlink ?p1 ?item .
   }
   FILTER(!bound(?backlink)) 
   OPTIONAL{
   ?item ?p2 [prov:wasDerivedFrom ?ref] .
   ?ref ?pr [] .
   FILTER (?pr != pr:P143)
   } 
   FILTER(!bound(?ref))
  }