query: #Popular surnames among humans
  #defaultView:BubbleChart
  SELECT ?surname ?surnameLabel ?count WHERE {
    {
      SELECT ?surname (COUNT(?person) AS ?count) WHERE {
        ?person wdt:P31 wd:Q5.
        ?person wdt:P734 ?surname.
      }
      GROUP BY ?surname
    }
    SERVICE wikibase:label { bd:serviceParam wikibase:language "en". }
  }
  ORDER BY DESC(?count)
  LIMIT 100