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
['Z', 'S', 'f', '8953', 'E', '5149', 'x', 'r', 'D', 'A', 'U', 'F', 'r', 'O', 'u', 'Y', '3427', '543', 'L', 'A', '3431']