public class animal {

    public animal() {

    }

    private string name;

    public string get_name() {
        return name;
    }

    public void set_name(string name) {
        this.name = name;
    }

}

interface Sound {

    public void Play();

    public File file;
    public void GetFile();
    public void SetFile();

}

public String GetName() {
    return get_name();
}