SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Asterisk
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Subquery (children 1)
       SelectWithUnionQuery (children 1)
        ExpressionList (children 2)
         SelectQuery (children 1)
          ExpressionList (children 1)
           Function tuple (alias a) (children 1)
            ExpressionList (children 1)
             Function arrayElement (children 1)
              ExpressionList (children 2)
               Function range (children 1)
                ExpressionList (children 1)
                 Literal UInt64_1
               Literal UInt64_2
         SelectQuery (children 1)
          ExpressionList (children 1)
           Function tuple (alias a) (children 1)
            ExpressionList (children 1)
             Literal UInt64_1
   ExpressionList (children 1)
    OrderByElement (children 1)
     Identifier a