query: SELECT ?item ?count ?items WHERE {
    {
      SELECT ?item (COUNT(?obj) AS ?count) (GROUP_CONCAT(?obj; SEPARATOR = " , ") AS ?items) WHERE { 
        ?obj wdt:P691 ?item . 
        
      }
      GROUP BY ?item 
    }
    FILTER(?count > 1)
  }
  order by desc (?count)