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
['w', 'g', '8597', 'k', 'U', '301', 'c', 'P', '1445', '6379', '5613', 'O', 'o', '2221', 'u', '2509', '685', '6517']