SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 3)
    Function firstSignificantSubdomain (alias canada) (children 1)
     ExpressionList (children 1)
      Literal \'http://hello.canada.ca\'
    Function firstSignificantSubdomain (alias congo) (children 1)
     ExpressionList (children 1)
      Literal \'http://hello.congo.com\'
    Function firstSignificantSubdomain (alias why) (children 1)
     ExpressionList (children 1)
      Literal \'http://pochemu.net-domena.ru\'