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
['4661', 'U', '8145', 't', '2813', '1123', 'U', 'R', '3699', '9939', '5213', '9097', '2841', 'L', 'n', '117', '8981', 'D', 's', '7009', 'L', 'N', '9981', 'G', 'M', 'H', 'm', 'O']