query: SELECT ?entity ?entityLabel ?entityDescription 
  WHERE
  {
    ?entity wdt:P5008 wd:Q104665671  SERVICE wikibase:label { bd:serviceParam wikibase:language "en" } . 
    MINUS { ?entity wdt:P31 []; wdt:P5008 wd:Q104665671  SERVICE wikibase:label { bd:serviceParam wikibase:language "en" }  } 
    SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en" }
  }
  LIMIT 1000