private void ResetWithNewNoun()
        {
            _ending = _databaseManager.GetRandomNounEnding();
              _currentNoun = _databaseManager.GetRandomNoun();

              GuessDeclensionTextBox.Text = String.Empty;
              GuessDeclensionTextBox.Foreground = Brushes.Black;

              NounLabel.Content = _currentNoun.Root + _currentNoun.Declension.Singular_Nominative_Ending;
              EndingLabel.Content = _ending.Display;

              CorrectDeclensionLabel.Content = String.Empty;

              _hasBeenVerified = false;
        }
		private void detach_Noun_Regulars(Noun_Regular entity)
		{
			this.SendPropertyChanging();
			entity.Declension = null;
		}
 partial void UpdateNoun_Regular(Noun_Regular instance);
 partial void DeleteNoun_Regular(Noun_Regular instance);
 partial void InsertNoun_Regular(Noun_Regular instance);