static void AddChild(string[] input, List <Person> people, string personName)
{
string name = input[2];
string birthDate = input[3];
Relative relative = new Relative(name, birthDate);
people.Where(x => x.Name == personName).First().Cildren.Add(relative);
}
public void AddChild(Relative child)
{
this.children.Add(child);
}
public void AddParent(Relative parent)
{
this.parents.Add(parent);
}