parse fixedapi.nfpox C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Xml;

namespace fixedAPI_parser
{
    class Program
    {
        static void Main(string[] args)
        {

            List<Tuple<int, string>> genre_ids_strings = new List<Tuple<int, string>>();

            using (XmlReader xmlReader = XmlReader.Create(@"c:/fixedapi.nfpox"))
            {
                while (xmlReader.Read())
                {
                    if ((xmlReader.NodeType == XmlNodeType.Element) && (xmlReader.Name == "category"))
                    {

                        string possible_genre_url =
                            xmlReader.GetAttribute("scheme");

                        if (possible_genre_url.Contains("genres"))
                        {
                            //gotta split url for the id
                            int genre_id =
                                Convert.ToInt32(possible_genre_url.Split('/').Last());
                            string genre_string = xmlReader.GetAttribute("label");
                            //so long as the group isn't in the list, add it it
                            if (
                                genre_ids_strings.All(item => item.Item1 != genre_id))
                            {

                                genre_ids_strings.Add(
                                    new Tuple<int, string>(genre_id,
                                                           genre_string));

                                //Console.WriteLine("added id {0}", genre_id);
                            }
                        }
                    }
                }
            }

            Console.WriteLine("Done, found {0}", genre_ids_strings.Count);
            Console.ReadLine();

        }
    }
}