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
['6309', '8113', '4189', '2813', '971', 'b', 'U', 'V', 't', 'z', '2053', 'S', 'P', '4753', '2325', '8257', 'u', '2755', '943', '4295', '525', '9049', 'l', 'U']