/**
 * Write a description of class Dog here.
 *
 * @author (your name)
 * @version (a version number or a date)
 */
public class Dog extends Pet
{
    
    // instance variables - replace the example below with your own
    private int x;
    /**
     * Constructor for objects of class Dog
     */
    public Dog(){
        
    }

    
    @Override
    public String speak(){
        return "Englnad is my city.";
    }
}