partial void UpdateCar(Car instance);
 partial void DeleteCar(Car instance);
 partial void InsertCar(Car instance);
		private void detach_Cars(Car entity)
		{
			this.SendPropertyChanging();
			entity.Team = null;
		}
		private void attach_Cars(Car entity)
		{
			this.SendPropertyChanging();
			entity.Team = this;
		}
		private void detach_Cars1(Car entity)
		{
			this.SendPropertyChanging();
			entity.Driver1 = null;
		}
		private void attach_Cars1(Car entity)
		{
			this.SendPropertyChanging();
			entity.Driver1 = this;
		}