using System;

using Microsoft.Practices.Unity;

public class Program

{

    public interface IBeing

    {

        string Name {get;}  

    }

    public class Dragon : IBeing

    {

        public string Name 

        {

            get

            {

                return "Me, I am Dragon";

            }

        }   

    }

    public void Main()

    {

        IUnityContainer container = new UnityContainer()

                            .RegisterType<IBeing, Dragon>();

        var someBeing = container.Resolve<IBeing>();

        Console.WriteLine(someBeing.Name);

    }

}

​