public class HumanMain{



    public static void main(String[] args){


        Name NameA = new Name ("Alex", "Hoden");

        Adress AdressA = new Adress ("Kaiserschmarn", 2);

        Human Alex = new Human (NameA, AdressA);

        Human Axel = new Human(Alex);

        Alex.greet();
        Axel.greet();

        Axel.setFirst("Axel");

        Axel.greet();
        Alex.greet();
    }
}