using System;

using System.Xml;

using System.Xml.Linq;

using System.Linq;

using System.Collections.Generic;

public class Program

{

    public static void Main()

    {

        var xml = @"<rule name='U.S. Financial: PCI'>

  <keyValues>

    <keyValue key='id' value='3421c776-c95f-4ed2-915b-a684b97ae06b' />

    <keyValue key='minCount' value='1' />

  </keyValues>

</rule>";

        var doc = XDocument.Parse("<wrapper>" + xml + "</wrapper>");

        Console.WriteLine(doc.ToString());

    }

}