//Visual Basic 2008/2010 Redefinition - Overridable en Overrides Object Oriented Programming
public class Person {
    private string m_Name;
    public Person(string name) {
        this.Name = name;
    }
    public virtual string Name {
        get {
            Name = this.m_Name;
        }
        set {
            this.m_Name = value;
        }
    }
}
public class Student : Person {
    private string m_ClassGroup;
    public Student(string name, string classGroup) {
        base.New(name);
        this.ClassGroup = classGroup;
    }
    public virtual string ClassGroup {
        get {
            ClassGroup = this.m_ClassGroup;
        }
        set {
            this.m_ClassGroup = value;
        }
    }
    public override void ToString() {
        ToString = (((Name + " (") 
                    + ClassGroup) 
                    + ")");
    }
}
public class Example5 {
    public virtual void Main() {
        Person person1 = new Person("John");
        Console.WriteLine(person1.ToString());
        Student student1 = new Student("Jane", "Visual Basic");
        Console.WriteLine(student1.ToString());
        Console.ReadLine();
    }
}
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