In this task, you are given an input list. A list contains several comma-separated items written within brackets. You need to return the count of all the alphabetical elements in the given list. Return 0 if no alphabetical element in the list
['b', '7405', 'O', 'O', 'w', 'm', '4433', 'k', '1917', 'n', 't', 'Z', '5049', '4915', '4651', 'U', 'c', '6407', '8705', '4277', '2851', 'g', 'F', '2911']