SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 3)
    Literal \'#02136_scalar_subquery_3\'
    Subquery (alias n) (children 1)
     SelectWithUnionQuery (children 1)
      ExpressionList (children 1)
       SelectQuery (children 2)
        ExpressionList (children 1)
         Function max (children 1)
          ExpressionList (children 1)
           Identifier number
        TablesInSelectQuery (children 1)
         TablesInSelectQueryElement (children 1)
          TableExpression (children 1)
           Function numbers (children 1)
            ExpressionList (children 1)
             Literal UInt64_1000
    Subquery (alias n2) (children 1)
     SelectWithUnionQuery (children 1)
      ExpressionList (children 1)
       SelectQuery (children 2)
        ExpressionList (children 1)
         Function max (children 1)
          ExpressionList (children 1)
           Identifier number
        TablesInSelectQuery (children 1)
         TablesInSelectQueryElement (children 1)
          TableExpression (children 1)
           Function numbers (children 1)
            ExpressionList (children 1)
             Literal UInt64_1000