static void Main(string[] args)
{
var parent = new Person { FirstName = "taro", LastName = "tanaka" };
var child = new Person { FirstName = "jiro" };
parent.AddChild(child);
Console.WriteLine("{0} {1}", parent.LastName, parent.FirstName);
Console.WriteLine("{0} {1}", child.LastName, child.FirstName);
}
public void AddChild(Person child)
{
this.AddLogicalChild(child);
}
