query: SELECT ?item ?itemLabel ?itemDescription 
  {
      ?item wdt:P31 wd:Q26877490 .
      ?item wikibase:sitelinks 1 .
      [] schema:about ?item ; schema:isPartOf <https://hu.wikipedia.org/> .
      SERVICE wikibase:label { bd:serviceParam wikibase:language "en,hu". }
  }         