SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function cutIPv6 (children 1)
     ExpressionList (children 3)
      Function IPv6StringToNum (children 1)
       ExpressionList (children 1)
        Literal \'127.0.0.1\'
      Literal UInt64_0
      Literal UInt64_0