SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
    Function rightPad (children 1)
     ExpressionList (children 3)
      Function leftPad (children 1)
       ExpressionList (children 3)
        Function toString (children 1)
         ExpressionList (children 1)
          Identifier number
        Identifier number
        Literal \'_\'
      Function multiply (children 1)
       ExpressionList (children 2)
        Identifier number
        Literal UInt64_2
      Literal \'^\'
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function numbers (children 1)
       ExpressionList (children 1)
        Literal UInt64_7