SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
    Asterisk
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function VALUES (children 1)
       ExpressionList (children 3)
        Literal \'n UInt64, s String, ss String\'
        Function tuple (children 1)
         ExpressionList (children 3)
          Function plus (children 1)
           ExpressionList (children 2)
            Literal UInt64_1
            Literal UInt64_22
          Literal \'23\'
          Function toString (children 1)
           ExpressionList (children 1)
            Literal UInt64_23
        Function tuple (children 1)
         ExpressionList (children 3)
          Function toUInt64 (children 1)
           ExpressionList (children 1)
            Literal \'24\'
          Literal \'24\'
          Function concat (children 1)
           ExpressionList (children 2)
            Literal \'2\'
            Literal \'4\'
