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
['U', 'S', '9859', '8137', '2737', '8875', '2307', 'N', '1987', 'r', 'R', '8923', 'C', '81', 'c', 'F', 'F']