using System;

public class Program

{

    public static void Main()

    {

        var kottan = new Kottan("Tom");

        kottan.Ate += (s, args) => {

            Console.WriteLine(((Kottan)s).Name);

        };

        kottan.Eat();

    }

    public class Kottan

    {

        public string Name { get; private set; }

        public Kottan(string name)

        {

            this.Name = name;

        }

        public event EventHandler Ate;

        protected virtual void OnAte()

        {

            EventHandler handler = Ate;

            if(handler != null) handler(this, EventArgs.Empty);

        }

        public void Eat()

        {

            OnAte();

        }

    }

}