using System;

public class Program

{

    public static void Main()

    {

        BaseClass s1 = new SecondChild();

        s1.GetMethodOwnerName();

        Console.WriteLine();

        ChildClass s2 = new SecondChild();

        s2.GetMethodOwnerName();

        Console.WriteLine();

        SecondChild s3 = new SecondChild();

        s3.GetMethodOwnerName();

        Console.WriteLine();

    }

    public class BaseClass  

    {  

        public virtual void GetMethodOwnerName()

        {

            Console.WriteLine("Base Class");

        }

    }

    public class ChildClass : BaseClass

    {

        public override void GetMethodOwnerName()

        {

            base.GetMethodOwnerName();

            Console.WriteLine("ChildClass");

        }

    }

    public class SecondChild : ChildClass

    {

        public override void GetMethodOwnerName()

        {

            base.GetMethodOwnerName();

            Console.WriteLine("Second level Child");

        }

    }

}