SelectWithUnionQuery (children 3)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    WithElement (children 1)
     Subquery (children 1)
      SelectWithUnionQuery (children 1)
       ExpressionList (children 2)
        SelectQuery (children 1)
         ExpressionList (children 1)
          Literal UInt64_1 (alias n)
        SelectQuery (children 3)
         ExpressionList (children 1)
          Function plus (children 1)
           ExpressionList (children 2)
            Identifier n
            Literal UInt64_1
         TablesInSelectQuery (children 1)
          TablesInSelectQueryElement (children 1)
           TableExpression (children 1)
            TableIdentifier x
         Function in (children 1)
          ExpressionList (children 2)
           Identifier n
           Subquery (children 1)
            SelectWithUnionQuery (children 1)
             ExpressionList (children 1)
              SelectQuery (children 2)
               ExpressionList (children 1)
                Asterisk
               TablesInSelectQuery (children 1)
                TablesInSelectQueryElement (children 1)
                 TableExpression (children 1)
                  TableIdentifier x
   ExpressionList (children 1)
    Asterisk
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier x
 Identifier NULL
 Set
