query: SELECT ?parent ?item ?itemLabel WHERE
  {
    ?item wdt:P31 wd:Q634099 .
    OPTIONAL { ?item wdt:P131 ?parent }
    MINUS { ?item wdt:P764 [] }
    MINUS { ?item wdt:P576 [] }
    SERVICE wikibase:label { bd:serviceParam wikibase:language "ru,en" }
  }
  ORDER BY ?parent