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<?php
   class Animal{
    public function makesound()
    {
        echo "This animal makes sound !";
    }
    public function vrapon()
    {
        echo "Kjo kafshe po vrapon !";
    }
}
class Dog extends Animal{
    public function sleep()
    {
        echo "Qeni po fle !"."\n";
    }
    public function vrapon()
    {
        echo "Kjo kafshe po vrapon !";
    }
}
class Dog extends Animal{
    public function sleep()
    {
        echo "Qeni po fle !"."\n";
    }
    public function vrapon()
    {
        echo "Ky qen po vrapon !";
    }
    public function ushqehet()
    {
        echo "Qeni po ha !"."\n";
    }
}
$dog1 = new Dog();
$dog1->sleep();
$dog1->ushqehet();
$dog1->vrapon();


$cat1 = new Animal();
$cat->vrapon();

?>