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
['K', 'a', '693', 'E', 'z', 'U', '7637', '6271', '627', 'F', 'r', 'N', 'F', '2339', '2661', 'q', '1075', '6085', 'e', '2993', '257', '5115', '1099', 'y', '6789', '1785', '915', 'P', '8895', '1483', '233', '4791', 'W']