query: SELECT ?universe (SAMPLE(?label) AS ?label) (COUNT(?planet) AS ?count)
  WHERE
  {
    ?planet wdt:P31 wd:Q2775969;
            wdt:P1080 ?universe.
    ?universe rdfs:label ?label.
    FILTER(LANG(?label) = "en").
  }
  GROUP BY ?universe
  ORDER BY DESC(?count)