using System;

using System.Web;

public class Program

{

    public static void Main()

    {

          Console.WriteLine(Uri.EscapeUriString(Uri.UnescapeDataString("Title%20eq%20%27*ter%27%20and%20FreeText%20eq%20%27state%20%26%20created%27")));

          Console.WriteLine(HttpUtility.UrlDecode("Title%20eq%20%27*ter%27%20and%20FreeText%20eq%20%27state%20%26%20created%27"));

         Console.WriteLine(Uri.EscapeUriString(Uri.UnescapeDataString("Title eq '*ter' and FreeText eq 'state & created'")));

    }

}