class Alpha
{
    public String type = "a ";
    public Alpha() {  System.out.print("alpha "); }
}

public class Beta extends Alpha
{
    public Beta()  {  System.out.print("beta ");  }

    void go()
    {
        type = "b ";
        System.out.print(this.type + super.type);
    }

    public static void main(String[] args)
    {
        new Beta().go();
    }
}
