Can you show me how to draw UML diagram when I have like this program structure.

///////////////////////////////////////////////////////////////////////

#ifndef ACTOR_H_

#define ACTOR_H_

#include "GraphObject.h"

class StudentWorld;

class Actor : public GraphObject

{};

class Person : public Actor

{};

class Iceman : public Person

{};

class Protester : public Person

{};

class RegularProtester : public Protester

{};

class HardcoreProtester : public Protester

{};

class Ice : public Actor

{};

class Boulder : public Actor

{};

class Squirt : public Actor

{};

class ActivatingObject : public Actor

{};

class OilBarrel : public ActivatingObject

{};

class GoldNugget : public ActivatingObject

{};

class SonarKit : public ActivatingObject

{};

class WaterPool : public ActivatingObject

{};

#endif // ACTOR_H_