private static bool IsEnemyInTheTail(GameBoard gameBoard)
        {
            var myTailPoint = gameBoard.GetMyTail();

            if (myTailPoint == null)
            {
                return(false);
            }

            return(gameBoard.HasElementAt(myTailPoint.Value.ShiftRight(), enemyHeads) ||
                   gameBoard.HasElementAt(myTailPoint.Value.ShiftTop(), enemyHeads) ||
                   gameBoard.HasElementAt(myTailPoint.Value.ShiftBottom(), enemyHeads) ||
                   gameBoard.HasElementAt(myTailPoint.Value.ShiftLeft(), enemyHeads));
        }