query: SELECT DISTINCT ?item
  WHERE
  {
  	?item wdt:P31 wd:Q3305213 .
      MINUS { ?item p:P170 [] .
              ?item p:P195 [] }
      ?article schema:about ?item .
    ?article schema:isPartOf ?wiki .
    FILTER regex (str(?wiki), ".+.wikipedia.org").
  }
  LIMIT 1000