@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case boardPackage.BOARD__COUNTRIES:
				getCountries().clear();
				return;
			case boardPackage.BOARD__BORDERS:
				getBorders().clear();
				return;
			case boardPackage.BOARD__CONTINENTS:
				getContinents().clear();
				return;
			case boardPackage.BOARD__ADDITIONAL_TROOPS:
				getAdditionalTroops().clear();
				return;
			case boardPackage.BOARD__CARDS:
				getCards().clear();
				return;
			case boardPackage.BOARD__INITIAL_TROOPS:
				getInitialTroops().clear();
				return;
		}
		super.eUnset(featureID);
	}